San Antonio Water (TX) Water Quality

San Antonio Water is a large public water system in EPA region 06 that provides tap water for the 78201 - 78233, 78237 - 78261, 78264, 78284, 78285 zip codes. It has 64 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

Contaminants

1-butanol

1-butanol is a class of Alcohol that has a minimum reporting level of 2 µg/L and a reference level of 700 µg/L. All the latest water samples for San Antonio Water showed levels of 1-butanol that were below unsafe concentration levels. Learn more about 1-butanol.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
5/21/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
5/28/2020
57 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
5/21/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
5/21/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
12/15/2020
50 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
5/21/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
5/21/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
8/19/2019
66 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
5/22/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
5/22/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
5/22/2019
69 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<2.0 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<2.0 µg/L
Below Reporting Level

2-methoxyethanol

2-methoxyethanol is a class of Alcohol that has a minimum reporting level of 0.4 µg/L and a reference level of 21 µg/L. All the latest water samples for San Antonio Water showed levels of 2-methoxyethanol that were below unsafe concentration levels. Learn more about 2-methoxyethanol.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
5/28/2020
57 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
12/15/2020
50 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
8/19/2019
66 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
5/22/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
5/22/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
5/22/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level

2-propen-1-ol (Allyl Alcohol)

2-propen-1-ol (Allyl Alcohol) is a class of Alcohol that has a minimum reporting level of 0.5 µg/L and a reference level of 35 µg/L. All the latest water samples for San Antonio Water showed levels of 2-propen-1-ol (Allyl Alcohol) that were below unsafe concentration levels. Learn more about 2-propen-1-ol (Allyl Alcohol).

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
5/21/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
5/28/2020
57 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
5/21/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
5/21/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
12/15/2020
50 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
5/21/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
5/21/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
8/19/2019
66 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
5/22/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
5/22/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
5/22/2019
69 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.5 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.5 µg/L
Below Reporting Level

HAA5 (five regulated haloacetic acids)

HAA5 (five regulated haloacetic acids) are a class of Disinfection Byproducts that includes Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0.5 µg/L and a reference level of 60 µg/L. All the latest water samples for San Antonio Water showed levels of HAA5 (five regulated haloacetic acids) that were below unsafe concentration levels. The maximum reported value was 8.4 µg/L. Learn more about HAA5 (five regulated haloacetic acids).

Distribution
10527 CAMPO VIEJO
11/11/2020
51 months ago
1.81 µg/L
Meets Reporting Threshold
Distribution
8114 CEDAR KNOLL
4/30/2020
58 months ago
7.6 µg/L
Meets Reporting Threshold
Distribution
8128 RUSTIC CHASE
11/11/2020
51 months ago
1.76 µg/L
Meets Reporting Threshold
Distribution
25814 SCENIC ROCK
11/11/2020
51 months ago
3.8 µg/L
Meets Reporting Threshold
Distribution
19002 CEDAR BERRY LN
4/30/2020
58 months ago
2.33 µg/L
Meets Reporting Threshold
Distribution
23354 ANGOSTURA BLVD
4/30/2020
58 months ago
1.34 µg/L
Meets Reporting Threshold
Distribution
4 VINEYARD
12/28/2020
50 months ago
6.85 µg/L
Meets Reporting Threshold
Distribution
114 LA ESCALERA
4/30/2020
58 months ago
6.51 µg/L
Meets Reporting Threshold
Distribution
1835 MARTINEZ-LOSOYA
12/4/2018
75 months ago
2.25 µg/L
Meets Reporting Threshold
Distribution
216 SEQUOIA
4/30/2020
58 months ago
1.4 µg/L
Meets Reporting Threshold
Distribution
25003 BLACK CREEK
11/11/2020
51 months ago
2.4 µg/L
Meets Reporting Threshold
Distribution
339 CYPRESS GARDEN
12/5/2018
75 months ago
8.39 µg/L
Meets Reporting Threshold
Distribution
12123 CLUBHOUSE
12/4/2018
75 months ago
2.9 µg/L
Meets Reporting Threshold
Distribution
10714 CLAYMORE
12/4/2018
75 months ago
3.6 µg/L
Meets Reporting Threshold
Distribution
19635 QUAIL RUN
12/5/2018
75 months ago
8.12 µg/L
Meets Reporting Threshold
Distribution
18811 Turtle Cove
4/30/2020
58 months ago
8.4 µg/L
Meets Reporting Threshold

HAA6Br (six brominated haloacetic acids)

HAA6Br (six brominated haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Dibromoacetic Acid, Dibromochloroacetic Acid, Monobromoacetic Acid, Tribromoacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA6Br (six brominated haloacetic acids).

Distribution
10527 CAMPO VIEJO
11/11/2020
51 months ago
3.52 µg/L
Distribution
8114 CEDAR KNOLL
4/30/2020
58 months ago
11.2 µg/L
Distribution
8128 RUSTIC CHASE
11/11/2020
51 months ago
3.36 µg/L
Distribution
25814 SCENIC ROCK
11/11/2020
51 months ago
6.7 µg/L
Distribution
19002 CEDAR BERRY LN
4/30/2020
58 months ago
4.29 µg/L
Distribution
23354 ANGOSTURA BLVD
4/30/2020
58 months ago
2.14 µg/L
Distribution
4 VINEYARD
12/28/2020
50 months ago
11.05 µg/L
Distribution
114 LA ESCALERA
4/30/2020
58 months ago
11 µg/L
Distribution
1835 MARTINEZ-LOSOYA
12/4/2018
75 months ago
3.52 µg/L
Distribution
216 SEQUOIA
4/30/2020
58 months ago
1.54 µg/L
Distribution
25003 BLACK CREEK
11/11/2020
51 months ago
4.26 µg/L
Distribution
339 CYPRESS GARDEN
12/5/2018
75 months ago
9.1 µg/L
Distribution
12123 CLUBHOUSE
12/4/2018
75 months ago
4.71 µg/L
Distribution
10714 CLAYMORE
12/4/2018
75 months ago
5.82 µg/L
Distribution
19635 QUAIL RUN
12/5/2018
75 months ago
8.7 µg/L
Distribution
18811 Turtle Cove
4/30/2020
58 months ago
12 µg/L

HAA9 (nine haloacetic acids)

HAA9 (nine haloacetic acids) are a class of Disinfection Byproducts that includes Bromochloroacetic Acid, Bromodichloroacetic Acid, Chlorodibromoacetic Acid, Dibromoacetic Acid, Dichloroacetic Acid, Monobromoacetic Acid, Monochloroacetic Acid, Tribromoacetic Acid, Trichloroacetic Acid and has a minimum reporting level of 0 µg/L and is a potential threat to human health. Learn more about HAA9 (nine haloacetic acids).

Distribution
10527 CAMPO VIEJO
11/11/2020
51 months ago
4.33 µg/L
Distribution
8114 CEDAR KNOLL
4/30/2020
58 months ago
15.9 µg/L
Distribution
8128 RUSTIC CHASE
11/11/2020
51 months ago
4.17 µg/L
Distribution
25814 SCENIC ROCK
11/11/2020
51 months ago
8.5 µg/L
Distribution
19002 CEDAR BERRY LN
4/30/2020
58 months ago
5.02 µg/L
Distribution
23354 ANGOSTURA BLVD
4/30/2020
58 months ago
2.56 µg/L
Distribution
4 VINEYARD
12/28/2020
50 months ago
14.35 µg/L
Distribution
114 LA ESCALERA
4/30/2020
58 months ago
13.71 µg/L
Distribution
1835 MARTINEZ-LOSOYA
12/4/2018
75 months ago
4.27 µg/L
Distribution
216 SEQUOIA
4/30/2020
58 months ago
1.84 µg/L
Distribution
25003 BLACK CREEK
11/11/2020
51 months ago
5.56 µg/L
Distribution
339 CYPRESS GARDEN
12/5/2018
75 months ago
9.69 µg/L
Distribution
12123 CLUBHOUSE
12/4/2018
75 months ago
5.91 µg/L
Distribution
10714 CLAYMORE
12/4/2018
75 months ago
7.12 µg/L
Distribution
19635 QUAIL RUN
12/5/2018
75 months ago
9.32 µg/L
Distribution
18811 Turtle Cove
4/30/2020
58 months ago
17.4 µg/L

alpha-hexachlorocyclohexane

alpha-hexachlorocyclohexane is a chemical contaminant that has a reference level of 0.006 µg/L. All the latest water samples for San Antonio Water showed levels of alpha-hexachlorocyclohexane that were below unsafe concentration levels. Learn more about alpha-hexachlorocyclohexane.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.01 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.01 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.01 µg/L
Below Reporting Level

anatoxin-a

anatoxin-a is a chemical contaminant that is a potential threat to human health. Learn more about anatoxin-a.

Entry Point to Dist. System
Oliver Ranch
8/22/2018
78 months ago
<0.03 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
8/19/2020
54 months ago
<0.03 µg/L
Below Reporting Level

Butylated Hydroxyanisole

Butylated Hydroxyanisole is a chemical contaminant that is a potential threat to human health. Learn more about Butylated Hydroxyanisole.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
7/23/2018
79 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.03 µg/L
Below Reporting Level

chlorpyrifos

chlorpyrifos is a chemical contaminant that has a reference level of 2 µg/L. All the latest water samples for San Antonio Water showed levels of chlorpyrifos that were below unsafe concentration levels. Learn more about chlorpyrifos.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.03 µg/L
Below Reporting Level

cylindrospermopsin

cylindrospermopsin is a chemical contaminant that has a reference level of 0.7 µg/L. All the latest water samples for San Antonio Water showed levels of cylindrospermopsin that were below unsafe concentration levels. Learn more about cylindrospermopsin.

Entry Point to Dist. System
Oliver Ranch
8/22/2018
78 months ago
<0.09 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
8/19/2020
54 months ago
<0.09 µg/L
Below Reporting Level

dimethipin

dimethipin is a chemical contaminant that has a reference level of 140 µg/L. All the latest water samples for San Antonio Water showed levels of dimethipin that were below unsafe concentration levels. Learn more about dimethipin.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.2 µg/L
Below Reporting Level

ethoprop

ethoprop is a chemical contaminant that has a reference level of 1.14 µg/L. All the latest water samples for San Antonio Water showed levels of ethoprop that were below unsafe concentration levels. Learn more about ethoprop.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.03 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.03 µg/L
Below Reporting Level

Germanium

Germanium is a chemical contaminant that is a potential threat to human health. Learn more about Germanium.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.3 µg/L
Below Reporting Level

Manganese

Manganese is a chemical contaminant that has a reference level of 300 µg/L. All the latest water samples for San Antonio Water showed levels of Manganese that were below unsafe concentration levels. The maximum reported value was 2.9 µg/L. Learn more about Manganese.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
2.9 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
1.2 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
.68 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
1.1 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
2.1 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
1.8 µg/L
Meets Reporting Threshold
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
.49 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
.84 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
.5 µg/L
Meets Reporting Threshold
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.4 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.4 µg/L
Below Reporting Level

o-toluidine

o-toluidine is a chemical contaminant that is a potential threat to human health. Learn more about o-toluidine.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
7/23/2018
79 months ago
<0.007 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.007 µg/L
Below Reporting Level

oxyfluorfen

oxyfluorfen is a chemical contaminant that has a reference level of 200 µg/L. All the latest water samples for San Antonio Water showed levels of oxyfluorfen that were below unsafe concentration levels. Learn more about oxyfluorfen.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.05 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.05 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.05 µg/L
Below Reporting Level

profenofos

profenofos is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for San Antonio Water showed levels of profenofos that were below unsafe concentration levels. Learn more about profenofos.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.3 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.3 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.3 µg/L
Below Reporting Level

quinoline

quinoline is a chemical contaminant that has a reference level of 0.01 µg/L. All the latest water samples for San Antonio Water showed levels of quinoline that were below unsafe concentration levels. Learn more about quinoline.

Entry Point to Dist. System
Market Street
12/5/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
12/5/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
12/5/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
12/17/2018
74 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
12/5/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
12/5/2018
75 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
7/23/2018
79 months ago
<0.02 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
12/5/2018
75 months ago
<0.02 µg/L
Below Reporting Level

tebuconazole

tebuconazole is a chemical contaminant that has a reference level of 190 µg/L. All the latest water samples for San Antonio Water showed levels of tebuconazole that were below unsafe concentration levels. Learn more about tebuconazole.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.2 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.2 µg/L
Below Reporting Level

Total Microcystin

Total Microcystin is a chemical contaminant that has a reference level of 0.3 µg/L. All the latest water samples for San Antonio Water showed levels of Total Microcystin that were below unsafe concentration levels. Learn more about Total Microcystin.

Entry Point to Dist. System
Oliver Ranch
8/22/2018
78 months ago
<0.3 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
8/19/2020
54 months ago
<0.3 µg/L
Below Reporting Level

Total Permethrin

Total Permethrin is a chemical contaminant that has a reference level of 3.344 µg/L. All the latest water samples for San Antonio Water showed levels of Total Permethrin that were below unsafe concentration levels. Learn more about Total Permethrin.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.04 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.04 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.04 µg/L
Below Reporting Level

tribufos

tribufos is a chemical contaminant that has a reference level of 0.6 µg/L. All the latest water samples for San Antonio Water showed levels of tribufos that were below unsafe concentration levels. Learn more about tribufos.

Entry Point to Dist. System
Market Street
2/21/2019
72 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Mission
2/21/2019
72 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
34th Street
7/21/2020
55 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 14
12/4/2018
75 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 3
11/19/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Sunshine
5/21/2019
69 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Walzem
4/29/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Sutton
4/30/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Randolph
12/4/2018
75 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Loma Linda
4/29/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Barbet 2
4/29/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Pipers Meadow
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Maltsberger
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Dreamhill
11/12/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 2
4/29/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Wurzbach
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Anderson
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Naco 17
12/4/2018
75 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Woodlake
5/8/2018
82 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Klaus
4/29/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach Road
11/12/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Basin Drive
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Seale Road
5/8/2018
82 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 1
11/12/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Gateway 2
7/21/2020
55 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Turtle Creek 3
4/29/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Brackenridge 13
5/8/2018
82 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Lackland City 6A
7/21/2020
55 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Artesia
12/4/2018
75 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Culbera Well
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Micron PS
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Oliver Ranch
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
ASR Plant
2/21/2019
72 months ago
<0.07 µg/L
Below Reporting Level
Winwood
GBRA Western Canyon Intertie
9/6/2018
78 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk Trl. (Fac. 66)
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Tower Dr. (Fac. 67)
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Stein
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Wild Turkey (Fac. 95)
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Blackhawk (FAC 066 WP2)
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Aspen (Fac. 63)
4/28/2020
58 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Bear Creek (Fac. 032)
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Tippecanoe (Fac. 033)
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Marbach(Fac. 030)
11/12/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Cagnon (Fac. 041)
11/11/2020
51 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
SW 21st (Fac. 002)
2/21/2019
72 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
King (Fac. 003)
2/21/2019
72 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Zarzamora (Fac. 005)
5/9/2018
82 months ago
<0.07 µg/L
Below Reporting Level
Entry Point to Dist. System
Pitluck (Fac. 95)
5/9/2018
82 months ago
<0.07 µg/L
Below Reporting Level

Sampling Facilities

Facility NameWater Type/Source
Market StreetGround Water (GW)
MissionGround Water (GW)
34th StreetGround Water (GW)
Brackenridge 14Ground Water (GW)
Lackland City 3Ground Water (GW)
SunshineGround Water (GW)
WalzemGround Water (GW)
SuttonGround Water (GW)
RandolphGround Water (GW)
Loma LindaGround Water (GW)
Barbet 2Ground Water (GW)
Pipers MeadowGround Water (GW)
MaltsbergerGround Water (GW)
DreamhillGround Water (GW)
Turtle Creek 2Ground Water (GW)
WurzbachGround Water (GW)
AndersonGround Water (GW)
Naco 17Ground Water (GW)
WoodlakeGround Water (GW)
KlausGround Water (GW)
Marbach RoadGround Water (GW)
Basin DriveGround Water (GW)
Seale RoadGround Water (GW)
Gateway 1Ground Water (GW)
Gateway 2Ground Water (GW)
Turtle Creek 3Ground Water (GW)
Brackenridge 13Ground Water (GW)
Lackland City 6AGround Water (GW)
ArtesiaGround Water (GW)
Culbera WellGround Water (GW)
Micron PSGround Water (GW)
Oliver RanchMultiple sources (MX)
ASR PlantGround Water (GW)
GBRA Western Canyon IntertieSurface Water (SW)
Blackhawk Trl. (Fac. 66)Ground Water (GW)
Tower Dr. (Fac. 67)Ground Water (GW)
SteinGround Water (GW)
Wild Turkey (Fac. 95)Ground Water (GW)
Blackhawk (FAC 066 WP2)Ground Water (GW)
Aspen (Fac. 63)Ground Water (GW)
Bear Creek (Fac. 032)Ground Water (GW)
Tippecanoe (Fac. 033)Ground Water (GW)
Marbach(Fac. 030)Ground Water (GW)
Cagnon (Fac. 041)Ground Water (GW)
SW 21st (Fac. 002)Ground Water (GW)
King (Fac. 003)Ground Water (GW)
Zarzamora (Fac. 005)Ground Water (GW)
10527 CAMPO VIEJOSurface Water (SW)
8114 CEDAR KNOLLSurface Water (SW)
8128 RUSTIC CHASESurface Water (SW)
25814 SCENIC ROCKSurface Water (SW)
19002 CEDAR BERRY LNSurface Water (SW)
23354 ANGOSTURA BLVDMultiple sources (MX)
4 VINEYARDSurface Water (SW)
114 LA ESCALERAMultiple sources (MX)
1835 MARTINEZ-LOSOYAGround Water (GW)
216 SEQUOIAMultiple sources (MX)
25003 BLACK CREEKSurface Water (SW)
339 CYPRESS GARDENGround Water (GW)
12123 CLUBHOUSEGround Water (GW)
10714 CLAYMOREGround Water (GW)
19635 QUAIL RUNGround Water (GW)
Pitluck (Fac. 95)Ground Water (GW)
18811 Turtle CoveMultiple sources (MX)

FAQ

Is San Antonio Water tap water safe to drink?

When was San Antonio Water last tested for water contamination?

The latest water samples were taken between May 8th, 2018 and December 28th, 2020.