Golden State Water Company - Southwest (CA) Water Quality

Golden State Water Company - Southwest is a large public water system in EPA region 09 that provides tap water for the 90017, 90044, 90045, 90059, 90220, 90248 - 90250, 90278, 90303, 90304, 90746 zip codes. It has 9 facilities where the water supply was tested for 23 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 9.38 µg/L. The maximum reported level of Manganese was 16 µg/L. There were 2 contamintants found in the Golden State Water Company - Southwest water supply at levels that were above the minimum reporting level. 0 of the contaminants were above the reference level, which means they may pose a risk to human health.

Contaminants

1-butanol

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<2.0 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<2.0 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<2.0 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<2.0 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<2.0 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<2.0 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<2.0 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<2.0 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<2.0 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<2.0 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<2.0 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<2.0 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<2.0 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<2.0 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<2.0 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 2 µg/L
Reference Level: 700 µg/L
Contaminant Details

2-methoxyethanol

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.4 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.4 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.4 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.4 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.4 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.4 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.4 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.4 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.4 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.4 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.4 µg/L
Reference Level: 21 µg/L
Contaminant Details

2-propen-1-ol (Allyl Alcohol)

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.5 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.5 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.5 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.5 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.5 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.5 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.5 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.5 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.5 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.5 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.5 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.5 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.5 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.5 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.5 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.5 µg/L
Reference Level: 35 µg/L
Contaminant Details

HAA5 (five regulated haloacetic acids)

SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
15.6%
9.38 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
12.9%
7.76 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
11.3%
6.79 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
10.9%
6.52 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
10.7%
6.41 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
10.7%
6.39 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
9.6%
5.73 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
9.4%
5.61 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
9.2%
5.52 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
8.4%
5.05 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
8.4%
5.05 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
5.3%
3.2 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
39.7%
23.8 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
39.3%
23.6 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
36.5%
21.9 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
35.8%
21.5 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
28.8%
17.3 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
28.7%
17.2 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
26.5%
15.9 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
24.7%
14.8 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
23.4%
14.04 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
1%
.6 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0.7%
.41 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
0 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
12.5%
7.5 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
12%
7.2 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
10.5%
6.3 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
10.5%
6.3 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
10.2%
6.1 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
9.9%
5.95 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
9.8%
5.9 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
9.8%
5.9 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
9.2%
5.54 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
9.2%
5.5 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
8.8%
5.26 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
6.7%
4 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
22.3%
13.38 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
21.9%
13.12 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
21.1%
12.66 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
17.8%
10.67 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
17.4%
10.41 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
16%
9.59 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
15.4%
9.21 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
15.3%
9.18 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
15.1%
9.07 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
15.1%
9.04 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
13.8%
8.3 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
9.5%
5.711 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
Minimum Reporting Level: 0.5 µg/L
Reference Level: 60 µg/L
Contaminant Details

HAA6Br (six brominated haloacetic acids)

SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
9.68 µg/L
5/14/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
8.39 µg/L
5/14/2019
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
8.16 µg/L
5/14/2019
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
7.9 µg/L
5/14/2019
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
7.34 µg/L
5/14/2019
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
7.23 µg/L
5/14/2019
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
7.21 µg/L
5/14/2019
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
6.99 µg/L
5/14/2019
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
6.72 µg/L
5/14/2019
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
6.34 µg/L
5/14/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
6.28 µg/L
5/14/2019
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
4.84 µg/L
5/14/2019
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
19.5 µg/L
2/12/2019
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
4.24 µg/L
2/12/2019
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
3.8 µg/L
2/12/2019
6 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
3.7 µg/L
2/12/2019
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
3.7 µg/L
2/12/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
3.5 µg/L
2/12/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
3.4 µg/L
2/12/2019
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
3.2 µg/L
2/12/2019
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
3.2 µg/L
2/12/2019
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
2.1 µg/L
2/12/2019
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
.31 µg/L
2/12/2019
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
.3 µg/L
2/12/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
10.8 µg/L
11/6/2018
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
10.6 µg/L
11/6/2018
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
10.56 µg/L
11/6/2018
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
9.5 µg/L
11/6/2018
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
9.1 µg/L
11/6/2018
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
9.1 µg/L
11/6/2018
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
8.8 µg/L
11/6/2018
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
8.76 µg/L
11/6/2018
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
8.7 µg/L
11/6/2018
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
8.5 µg/L
11/6/2018
6 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
6.88 µg/L
11/6/2018
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
5.08 µg/L
11/6/2018
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
14.88 µg/L
8/8/2018
7 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
14.75 µg/L
8/8/2018
7 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
14.22 µg/L
8/8/2018
7 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
13.3 µg/L
8/8/2018
7 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
12.93 µg/L
8/8/2018
7 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
12.1 µg/L
8/8/2018
7 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
11.84 µg/L
8/8/2018
7 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
11.22 µg/L
8/8/2018
7 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
10.91 µg/L
8/8/2018
7 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
10.53 µg/L
8/8/2018
7 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
9.36 µg/L
8/8/2018
7 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
4.711 µg/L
8/8/2018
7 years ago
Minimum Reporting Level: 0 µg/L
Reference Level: ?
Contaminant Details

HAA9 (nine haloacetic acids)

SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
15.6 µg/L
5/14/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
13.15 µg/L
5/14/2019
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
11.58 µg/L
5/14/2019
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
11.26 µg/L
5/14/2019
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
11.1 µg/L
5/14/2019
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
10.9 µg/L
5/14/2019
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
9.54 µg/L
5/14/2019
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
9.53 µg/L
5/14/2019
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
9.29 µg/L
5/14/2019
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
8.24 µg/L
5/14/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
8.18 µg/L
5/14/2019
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
6.14 µg/L
5/14/2019
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
38.4 µg/L
2/12/2019
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
27.3 µg/L
2/12/2019
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
25.7 µg/L
2/12/2019
6 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
25.2 µg/L
2/12/2019
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
20.7 µg/L
2/12/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
20.7 µg/L
2/12/2019
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
19.1 µg/L
2/12/2019
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
18 µg/L
2/12/2019
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
17.64 µg/L
2/12/2019
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
2.1 µg/L
2/12/2019
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
.91 µg/L
2/12/2019
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
.71 µg/L
2/12/2019
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
15.8 µg/L
11/6/2018
6 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
15.6 µg/L
11/6/2018
6 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
14.41 µg/L
11/6/2018
6 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
13.8 µg/L
11/6/2018
6 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
13.4 µg/L
11/6/2018
6 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
12.9 µg/L
11/6/2018
6 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
12.8 µg/L
11/6/2018
6 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
12.4 µg/L
11/6/2018
6 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
12.4 µg/L
11/6/2018
6 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
11.96 µg/L
11/6/2018
6 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
10.68 µg/L
11/6/2018
6 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
7.38 µg/L
11/6/2018
6 years ago
SW 28 1201 W. 92nd St, Los Angeles
Southwest DBPs ℹ️
0%
25.36 µg/L
8/8/2018
7 years ago
SW 7 17542 Lysander Dr, Carson
Southwest DBPs ℹ️
0%
24.99 µg/L
8/8/2018
7 years ago
SW 26 1502 W. 111th St, Los Angeles
Southwest DBPs ℹ️
0%
24.12 µg/L
8/8/2018
7 years ago
SW 12 346 E. 157th St, Gardena
Southwest DBPs ℹ️
0%
20.93 µg/L
8/8/2018
7 years ago
SW 14 1720 W. 154th St, Compton
Southwest DBPs ℹ️
0%
20.71 µg/L
8/8/2018
7 years ago
SW 41 4424 W. 170th St, Lawndale
Southwest DBPs ℹ️
0%
19.22 µg/L
8/8/2018
7 years ago
SW 53 4878 W. 140th St, Hawthorne
Southwest DBPs ℹ️
0%
18.58 µg/L
8/8/2018
7 years ago
SW 2 1450 W. 146th St, Gardena
Southwest DBPs ℹ️
0%
18.43 µg/L
8/8/2018
7 years ago
SW 36 9516 Redfern, Inglewood
Southwest DBPs ℹ️
0%
17.93 µg/L
8/8/2018
7 years ago
SW 34 10608 Truro Ave, Lennox
Southwest DBPs ℹ️
0%
16.58 µg/L
8/8/2018
7 years ago
SW 31 3902 W. 108th St, Inglewood
Southwest DBPs ℹ️
0%
16.18 µg/L
8/8/2018
7 years ago
SW 44 13601 Kornblum Ave, Hawthorne
Southwest DBPs ℹ️
0%
9.501 µg/L
8/8/2018
7 years ago
Minimum Reporting Level: 0 µg/L
Reference Level: ?
Contaminant Details

alpha-hexachlorocyclohexane

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.01 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.01 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.01 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.01 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.01 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.01 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.01 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.01 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.01 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.01 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.01 µg/L
Reference Level: 0.006 µg/L
Contaminant Details

anatoxin-a

West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/16/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/2/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/30/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/5/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
9/21/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
9/8/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/17/2020
5 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

Butylated Hydroxyanisole

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.03 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

chlorpyrifos

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: 2 µg/L
Contaminant Details

cylindrospermopsin

West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
11/16/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
11/2/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
10/30/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
10/5/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
9/21/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
9/8/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.09 µg/L
Below Reporting Level
8/17/2020
5 years ago
Minimum Reporting Level: 0.09 µg/L
Reference Level: 0.7 µg/L
Contaminant Details

dimethipin

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.2 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.2 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.2 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: 140 µg/L
Contaminant Details

ethoprop

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.03 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.03 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: 1.14 µg/L
Contaminant Details

Germanium

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.3 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.3 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.3 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: ?
Contaminant Details

Manganese

Dalton Well 1 Treated
Dalton Well 1 ℹ️
2.7%
8.2 µg/L
Meets Reporting Threshold
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
2.8%
8.5 µg/L
Meets Reporting Threshold
4/29/2020
5 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
15.3%
46 µg/L
Meets Reporting Threshold
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0.5%
1.5 µg/L
Meets Reporting Threshold
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0.2%
.46 µg/L
Meets Reporting Threshold
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.4 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0.2%
.52 µg/L
Meets Reporting Threshold
5/14/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
5.3%
16 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
4%
12 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0.2%
.74 µg/L
Meets Reporting Threshold
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0.4%
1.3 µg/L
Meets Reporting Threshold
11/6/2018
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
3.7%
11 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
1%
3.02 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0.4%
1.07 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0.3%
.862 µg/L
Meets Reporting Threshold
8/8/2018
7 years ago
Minimum Reporting Level: 0.4 µg/L
Reference Level: 300 µg/L
Contaminant Details

o-toluidine

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.007 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.007 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.007 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.007 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.007 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.007 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.007 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.007 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.007 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.007 µg/L
Reference Level: ?
Contaminant Details

oxyfluorfen

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.05 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.05 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.05 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.05 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.05 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.05 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.05 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.05 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.05 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.05 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.05 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.05 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.05 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.05 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.05 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.05 µg/L
Reference Level: 200 µg/L
Contaminant Details

profenofos

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.3 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.3 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.3 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: 0.3 µg/L
Contaminant Details

quinoline

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.02 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.02 µg/L
Below Reporting Level
10/29/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.02 µg/L
Below Reporting Level
9/27/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.02 µg/L
Below Reporting Level
9/17/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.02 µg/L
Reference Level: 0.01 µg/L
Contaminant Details

tebuconazole

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.2 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.2 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.2 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: 190 µg/L
Contaminant Details

Total Microcystin

West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/16/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/2/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
10/30/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
10/5/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
9/21/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
9/8/2020
4 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/17/2020
5 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: 0.3 µg/L
Contaminant Details

Total Permethrin

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.04 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.04 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.04 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.04 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.04 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.04 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.04 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.04 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.04 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.04 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.04 µg/L
Reference Level: 3.344 µg/L
Contaminant Details

tribufos

Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.07 µg/L
Below Reporting Level
11/25/2020
4 years ago
Dalton Well 1 Treated
Dalton Well 1 ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/18/2020
5 years ago
Southern Well 6 Treated
Southern Well 6 ℹ️
0%
<0.07 µg/L
Below Reporting Level
10/29/2019
5 years ago
Doty Wells 1 & 2 Treated
Doty Wells 1 & 2 Combined ℹ️
0%
<0.07 µg/L
Below Reporting Level
10/28/2019
5 years ago
Goldmedal Well 1 Treated
Goldmedal Well 1 ℹ️
0%
<0.07 µg/L
Below Reporting Level
9/27/2019
5 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.07 µg/L
Below Reporting Level
5/14/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/12/2019
6 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/12/2019
6 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/12/2019
6 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/12/2019
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.07 µg/L
Below Reporting Level
11/6/2018
6 years ago
West Basin 2A Treated
West Basin 2A ℹ️
0%
<0.07 µg/L
Below Reporting Level
8/8/2018
7 years ago
Southern Well 5 Treated
Southern Well 5 ℹ️
0%
<0.07 µg/L
Below Reporting Level
8/8/2018
7 years ago
Dalton Well 2 Treated
Dalton Well 2 ℹ️
0%
<0.07 µg/L
Below Reporting Level
8/8/2018
7 years ago
Belhaven Well 3 Treated
Belhaven Well 3 ℹ️
0%
<0.07 µg/L
Below Reporting Level
8/8/2018
7 years ago
Minimum Reporting Level: 0.07 µg/L
Reference Level: 0.6 µg/L
Contaminant Details

Sampling Facilities

West Basin 2A
Surface Water (SW)

West Basin 2A TreatedEP

Southern Well 5
Ground Water (GW)

Southern Well 5 TreatedEP

Dalton Well 2
Ground Water (GW)

Dalton Well 2 TreatedEP

Dalton Well 1
Ground Water (GW)

Dalton Well 1 TreatedEP

Doty Wells 1 & 2 Combined
Ground Water (GW)

Doty Wells 1 & 2 TreatedEP

Southern Well 6
Ground Water (GW)

Southern Well 6 TreatedEP

Goldmedal Well 1
Ground Water (GW)

Goldmedal Well 1 TreatedEP

Belhaven Well 3
Ground Water (GW)

Belhaven Well 3 TreatedEP

Southwest DBPs
Multiple sources (MX)

SW 31 3902 W. 108th St, InglewoodDS
SW 7 17542 Lysander Dr, CarsonDS
SW 28 1201 W. 92nd St, Los AngelesDS
SW 14 1720 W. 154th St, ComptonDS
SW 34 10608 Truro Ave, LennoxDS
SW 26 1502 W. 111th St, Los AngelesDS
SW 36 9516 Redfern, InglewoodDS
SW 41 4424 W. 170th St, LawndaleDS
SW 53 4878 W. 140th St, HawthorneDS
SW 44 13601 Kornblum Ave, HawthorneDS
SW 2 1450 W. 146th St, GardenaDS
SW 12 346 E. 157th St, GardenaDS

FAQ

Is Golden State Water Company - Southwest tap water safe to drink?

When was Golden State Water Company - Southwest last tested for water contamination?

The latest water samples were taken between February 12th, 2019 and November 25th, 2020.