CA Water Service - Bear Gulch (CA) Water Quality

CA Water Service - Bear Gulch is a large public water system in EPA region 9 that provides tap water for the 94019, 94020, 94025, 94028, 94062, 94063, 94301, 95014 zip codes. It has 23 facilities where the water supply was tested for 78 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 40.8 µg/L. The maximum reported level of Manganese was 5.7 µg/L. There were 2 contamintants found in the CA Water Service - Bear Gulch water supply at levels that were above the minimum reporting level.

Contaminants

1,1-dichloroethane (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

1,2,3-trichloropropane (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

1,3-butadiene (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.1 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.1 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.1 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.1 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.1 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.1 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.1 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.1 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.1 µg/L
Reference Level: ?
Contaminant Details

1,4-dioxane (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
130%
0.091 µg/L
⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.021 µg/L
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
141.4%
0.099 µg/L
⚠️ Exceeds Reporting Level of 0.07 µg/L by 0.029 µg/L
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.07 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.07 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.07 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.07 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.07 µg/L
Reference Level: ?
Contaminant Details

1-butanol (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<2 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<2 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<2 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<2 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<2 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<2 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 2 µg/L
Reference Level: 700 µg/L
Contaminant Details

11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.005 µg/L
Reference Level: ?
Contaminant Details

1H,1H,2H,2H-perfluorodecane sulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.005 µg/L
Reference Level: ?
Contaminant Details

1H,1H,2H,2H-perfluorohexane sulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

1H,1H,2H,2H-perfluorooctane sulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.005 µg/L
Reference Level: ?
Contaminant Details

2,4-dinitrotoluene (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
3/28/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<2 µg/L
Below Reporting Level
8/8/2001
25 years ago
Minimum Reporting Level: 2 µg/L
Reference Level: ?
Contaminant Details

2,6-dinitrotoluene (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
3/28/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<2 µg/L
Below Reporting Level
8/8/2001
25 years ago
Minimum Reporting Level: 2 µg/L
Reference Level: ?
Contaminant Details

2-methoxyethanol (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.4 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.4 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.4 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.4 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.4 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.4 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.4 µg/L
Reference Level: 21 µg/L
Contaminant Details

2-propen-1-ol (Allyl Alcohol) (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.5 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.5 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.5 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.5 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.5 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.5 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.5 µg/L
Reference Level: 35 µg/L
Contaminant Details

4,4'-dichloro dichlorophenyl ethylene (DDE) (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.8 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.8 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.8 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.8 µg/L
Below Reporting Level
3/28/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.8 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<0.8 µg/L
Below Reporting Level
8/8/2001
25 years ago
Minimum Reporting Level: 0.8 µg/L
Reference Level: ?
Contaminant Details

4,8-dioxa-3H-perfluorononanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.002 µg/L
Reference Level: ?
Contaminant Details

alpha-hexachlorocyclohexane (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.01 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.01 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.01 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.01 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.01 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.01 µg/L
Reference Level: 0.006 µg/L
Contaminant Details

anatoxin-a (14)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/20/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/15/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/2/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/18/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/4/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
6/19/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
6/5/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/22/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/9/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/17/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/3/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/20/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/7/2018
8 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

bromochloromethane (Halon 1011) (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.06 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.06 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.06 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.06 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.06 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.06 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.06 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.06 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.06 µg/L
Reference Level: ?
Contaminant Details

bromomethane (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: ?
Contaminant Details

Butylated Hydroxyanisole (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

chlorate (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
1050%
210 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 190 µg/L
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
950%
190 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 170 µg/L
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
750%
150 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 130 µg/L
2/18/2015
11 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
600%
120 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 100 µg/L
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
495%
99 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 79 µg/L
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
495%
99 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 79 µg/L
2/3/2014
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
600%
120 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 100 µg/L
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
395%
79 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 59 µg/L
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
390%
78 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 58 µg/L
11/4/2013
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
550%
110 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 90 µg/L
8/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
490%
98 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 78 µg/L
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
480%
96 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 76 µg/L
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
800%
160 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 140 µg/L
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
395%
79 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 59 µg/L
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
230%
46 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 26 µg/L
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
210%
42 µg/L
⚠️ Exceeds Reporting Level of 20 µg/L by 22 µg/L
5/7/2013
13 years ago
Minimum Reporting Level: 20 µg/L
Reference Level: ?
Contaminant Details

chlorodifluoromethane (HCFC-22) (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.08 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.08 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.08 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.08 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.08 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.08 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.08 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.08 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.08 µg/L
Reference Level: ?
Contaminant Details

chloromethane (8)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: ?
Contaminant Details

chlorpyrifos (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: 2 µg/L
Contaminant Details

chromium (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2014
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: ?
Contaminant Details

chromium-6 (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2015
11 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
230%
0.069 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.039 µg/L
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
100%
0.03 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0 µg/L
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2014
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
123.3%
0.037 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.007 µg/L
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
103.3%
0.031 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.001 µg/L
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
103.3%
0.031 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.001 µg/L
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
113.3%
0.034 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.004 µg/L
8/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
113.3%
0.034 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.004 µg/L
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
110%
0.033 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.003 µg/L
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
130%
0.039 µg/L
⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.009 µg/L
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: ?
Contaminant Details

cobalt (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<1 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<1 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<1 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
2/3/2014
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
11/4/2013
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
8/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 1 µg/L
Reference Level: ?
Contaminant Details

cylindrospermopsin (14)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/20/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
4/15/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
4/2/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
3/18/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
3/4/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
6/19/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
6/5/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/22/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/9/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
4/17/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
4/3/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
3/20/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.09 µg/L
Below Reporting Level
3/7/2018
8 years ago
Minimum Reporting Level: 0.09 µg/L
Reference Level: 0.7 µg/L
Contaminant Details

dimethipin (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: 140 µg/L
Contaminant Details

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
2/13/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<1 µg/L
Below Reporting Level
7/19/2001
25 years ago
Minimum Reporting Level: 1 µg/L
Reference Level: ?
Contaminant Details

ethoprop (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.03 µg/L
Reference Level: 1.14 µg/L
Contaminant Details

Germanium (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: ?
Contaminant Details

HAA5 (five regulated haloacetic acids) (40)

BG-D-055
Distribution System ℹ️
38.3%
23 µg/L
Meets Reporting Threshold
2/24/2020
6 years ago
BG-D-054
Distribution System ℹ️
32.2%
19.3 µg/L
Meets Reporting Threshold
2/24/2020
6 years ago
BG-S-016
Distribution System ℹ️
38.3%
22.98 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-002
Distribution System ℹ️
33.7%
20.2 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-019
Distribution System ℹ️
22.3%
13.4 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-027
Distribution System ℹ️
20.2%
12.1 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-016
Distribution System ℹ️
17.5%
10.52 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-001
Distribution System ℹ️
17.3%
10.4 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-010
Distribution System ℹ️
17%
10.2 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-009
Distribution System ℹ️
16.7%
10 µg/L
Meets Reporting Threshold
2/10/2020
6 years ago
BG-D-010
Distribution System ℹ️
52%
31.2 µg/L
⚠️ Exceeds 50% of Reference Level
11/13/2019
6 years ago
BG-D-001
Distribution System ℹ️
50%
30 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-027
Distribution System ℹ️
50%
30 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-055
Distribution System ℹ️
50%
30 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-009
Distribution System ℹ️
48.3%
29 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-016
Distribution System ℹ️
46.7%
28 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-054
Distribution System ℹ️
46.7%
28 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-S-016
Distribution System ℹ️
46.7%
28 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-002
Distribution System ℹ️
46.7%
28 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-019
Distribution System ℹ️
45%
27 µg/L
Meets Reporting Threshold
11/13/2019
6 years ago
BG-D-027
Distribution System ℹ️
68%
40.8 µg/L
⚠️ Exceeds 50% of Reference Level
8/5/2019
7 years ago
BG-D-019
Distribution System ℹ️
65.7%
39.4 µg/L
⚠️ Exceeds 50% of Reference Level
8/5/2019
7 years ago
BG-D-009
Distribution System ℹ️
65.2%
39.1 µg/L
⚠️ Exceeds 50% of Reference Level
8/5/2019
7 years ago
BG-D-055
Distribution System ℹ️
62.3%
37.4 µg/L
⚠️ Exceeds 50% of Reference Level
8/5/2019
7 years ago
BG-D-001
Distribution System ℹ️
59.2%
35.5 µg/L
⚠️ Exceeds 50% of Reference Level
8/5/2019
7 years ago
BG-S-016
Distribution System ℹ️
58.7%
35.2 µg/L
⚠️ Exceeds 50% of Reference Level
8/5/2019
7 years ago
BG-D-010
Distribution System ℹ️
45.8%
27.5 µg/L
Meets Reporting Threshold
8/5/2019
7 years ago
BG-D-054
Distribution System ℹ️
44%
26.4 µg/L
Meets Reporting Threshold
8/5/2019
7 years ago
BG-D-016
Distribution System ℹ️
43.8%
26.3 µg/L
Meets Reporting Threshold
8/5/2019
7 years ago
BG-D-002
Distribution System ℹ️
43.8%
26.3 µg/L
Meets Reporting Threshold
8/5/2019
7 years ago
BG-D-009
Distribution System ℹ️
58.2%
34.92 µg/L
⚠️ Exceeds 50% of Reference Level
5/21/2019
7 years ago
BG-D-027
Distribution System ℹ️
54.5%
32.68 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-055
Distribution System ℹ️
53.3%
32 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-002
Distribution System ℹ️
53%
31.79 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-019
Distribution System ℹ️
52.8%
31.67 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-016
Distribution System ℹ️
52.6%
31.53 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-054
Distribution System ℹ️
51.8%
31.1 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-001
Distribution System ℹ️
51.2%
30.75 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-S-016
Distribution System ℹ️
50.1%
30.06 µg/L
⚠️ Exceeds 50% of Reference Level
5/15/2019
7 years ago
BG-D-010
Distribution System ℹ️
47.7%
28.61 µg/L
Meets Reporting Threshold
5/15/2019
7 years ago
Minimum Reporting Level: 0.5 µg/L
Reference Level: 60 µg/L
Contaminant Details

HAA6Br (six brominated haloacetic acids) (40)

BG-D-055
Distribution System ℹ️
0%
0.41 µg/L
2/24/2020
6 years ago
BG-D-054
Distribution System ℹ️
0%
0.4 µg/L
2/24/2020
6 years ago
BG-D-016
Distribution System ℹ️
0%
3.67 µg/L
2/10/2020
6 years ago
BG-D-010
Distribution System ℹ️
0%
3.39 µg/L
2/10/2020
6 years ago
BG-D-027
Distribution System ℹ️
0%
3.1 µg/L
2/10/2020
6 years ago
BG-S-016
Distribution System ℹ️
0%
3.03 µg/L
2/10/2020
6 years ago
BG-D-001
Distribution System ℹ️
0%
2.96 µg/L
2/10/2020
6 years ago
BG-D-019
Distribution System ℹ️
0%
2.44 µg/L
2/10/2020
6 years ago
BG-D-009
Distribution System ℹ️
0%
2.15 µg/L
2/10/2020
6 years ago
BG-D-002
Distribution System ℹ️
0%
1.75 µg/L
2/10/2020
6 years ago
BG-D-001
Distribution System ℹ️
0%
0.54 µg/L
11/13/2019
6 years ago
BG-D-010
Distribution System ℹ️
0%
0.5 µg/L
11/13/2019
6 years ago
BG-D-055
Distribution System ℹ️
0%
0.43 µg/L
11/13/2019
6 years ago
BG-S-016
Distribution System ℹ️
0%
0.43 µg/L
11/13/2019
6 years ago
BG-D-016
Distribution System ℹ️
0%
0.37 µg/L
11/13/2019
6 years ago
BG-D-027
Distribution System ℹ️
0%
0.37 µg/L
11/13/2019
6 years ago
BG-D-009
Distribution System ℹ️
0%
0.36 µg/L
11/13/2019
6 years ago
BG-D-019
Distribution System ℹ️
0%
0.35 µg/L
11/13/2019
6 years ago
BG-D-002
Distribution System ℹ️
0%
0.34 µg/L
11/13/2019
6 years ago
BG-D-054
Distribution System ℹ️
0%
0.32 µg/L
11/13/2019
6 years ago
BG-D-054
Distribution System ℹ️
0%
0.36 µg/L
8/5/2019
7 years ago
BG-D-019
Distribution System ℹ️
0%
0.34 µg/L
8/5/2019
7 years ago
BG-D-055
Distribution System ℹ️
0%
0.34 µg/L
8/5/2019
7 years ago
BG-D-027
Distribution System ℹ️
0%
0.32 µg/L
8/5/2019
7 years ago
BG-D-002
Distribution System ℹ️
0%
0.3 µg/L
8/5/2019
7 years ago
BG-D-009
Distribution System ℹ️
0%
0 µg/L
8/5/2019
7 years ago
BG-D-001
Distribution System ℹ️
0%
0 µg/L
8/5/2019
7 years ago
BG-D-010
Distribution System ℹ️
0%
0 µg/L
8/5/2019
7 years ago
BG-D-016
Distribution System ℹ️
0%
0 µg/L
8/5/2019
7 years ago
BG-S-016
Distribution System ℹ️
0%
0 µg/L
8/5/2019
7 years ago
BG-D-009
Distribution System ℹ️
0%
7.08 µg/L
5/21/2019
7 years ago
BG-D-002
Distribution System ℹ️
0%
12.55 µg/L
5/15/2019
7 years ago
BG-S-016
Distribution System ℹ️
0%
7.5 µg/L
5/15/2019
7 years ago
BG-D-001
Distribution System ℹ️
0%
7 µg/L
5/15/2019
7 years ago
BG-D-027
Distribution System ℹ️
0%
6.7 µg/L
5/15/2019
7 years ago
BG-D-019
Distribution System ℹ️
0%
6.34 µg/L
5/15/2019
7 years ago
BG-D-010
Distribution System ℹ️
0%
5.38 µg/L
5/15/2019
7 years ago
BG-D-016
Distribution System ℹ️
0%
4.72 µg/L
5/15/2019
7 years ago
BG-D-054
Distribution System ℹ️
0%
0.35 µg/L
5/15/2019
7 years ago
BG-D-055
Distribution System ℹ️
0%
0.35 µg/L
5/15/2019
7 years ago
Minimum Reporting Level: 0 µg/L
Reference Level: ?
Contaminant Details

HAA9 (nine haloacetic acids) (40)

BG-D-055
Distribution System ℹ️
0%
23.41 µg/L
2/24/2020
6 years ago
BG-D-054
Distribution System ℹ️
0%
19.7 µg/L
2/24/2020
6 years ago
BG-S-016
Distribution System ℹ️
0%
25.03 µg/L
2/10/2020
6 years ago
BG-D-002
Distribution System ℹ️
0%
21.95 µg/L
2/10/2020
6 years ago
BG-D-019
Distribution System ℹ️
0%
15.84 µg/L
2/10/2020
6 years ago
BG-D-027
Distribution System ℹ️
0%
15.2 µg/L
2/10/2020
6 years ago
BG-D-016
Distribution System ℹ️
0%
13.87 µg/L
2/10/2020
6 years ago
BG-D-010
Distribution System ℹ️
0%
13.59 µg/L
2/10/2020
6 years ago
BG-D-001
Distribution System ℹ️
0%
13.36 µg/L
2/10/2020
6 years ago
BG-D-009
Distribution System ℹ️
0%
12.15 µg/L
2/10/2020
6 years ago
BG-D-010
Distribution System ℹ️
0%
31.7 µg/L
11/13/2019
6 years ago
BG-D-001
Distribution System ℹ️
0%
30.54 µg/L
11/13/2019
6 years ago
BG-D-055
Distribution System ℹ️
0%
30.43 µg/L
11/13/2019
6 years ago
BG-D-027
Distribution System ℹ️
0%
30.37 µg/L
11/13/2019
6 years ago
BG-D-009
Distribution System ℹ️
0%
29.36 µg/L
11/13/2019
6 years ago
BG-S-016
Distribution System ℹ️
0%
28.43 µg/L
11/13/2019
6 years ago
BG-D-016
Distribution System ℹ️
0%
28.37 µg/L
11/13/2019
6 years ago
BG-D-002
Distribution System ℹ️
0%
28.34 µg/L
11/13/2019
6 years ago
BG-D-054
Distribution System ℹ️
0%
28.32 µg/L
11/13/2019
6 years ago
BG-D-019
Distribution System ℹ️
0%
27.35 µg/L
11/13/2019
6 years ago
BG-D-027
Distribution System ℹ️
0%
41.12 µg/L
8/5/2019
7 years ago
BG-D-019
Distribution System ℹ️
0%
39.74 µg/L
8/5/2019
7 years ago
BG-D-009
Distribution System ℹ️
0%
39.1 µg/L
8/5/2019
7 years ago
BG-D-055
Distribution System ℹ️
0%
37.74 µg/L
8/5/2019
7 years ago
BG-D-001
Distribution System ℹ️
0%
35.5 µg/L
8/5/2019
7 years ago
BG-S-016
Distribution System ℹ️
0%
35.2 µg/L
8/5/2019
7 years ago
BG-D-010
Distribution System ℹ️
0%
27.5 µg/L
8/5/2019
7 years ago
BG-D-054
Distribution System ℹ️
0%
26.76 µg/L
8/5/2019
7 years ago
BG-D-002
Distribution System ℹ️
0%
26.6 µg/L
8/5/2019
7 years ago
BG-D-016
Distribution System ℹ️
0%
26.3 µg/L
8/5/2019
7 years ago
BG-D-009
Distribution System ℹ️
0%
41.28 µg/L
5/21/2019
7 years ago
BG-D-002
Distribution System ℹ️
0%
42.55 µg/L
5/15/2019
7 years ago
BG-D-027
Distribution System ℹ️
0%
38.7 µg/L
5/15/2019
7 years ago
BG-D-019
Distribution System ℹ️
0%
37.34 µg/L
5/15/2019
7 years ago
BG-D-001
Distribution System ℹ️
0%
37 µg/L
5/15/2019
7 years ago
BG-S-016
Distribution System ℹ️
0%
36.5 µg/L
5/15/2019
7 years ago
BG-D-016
Distribution System ℹ️
0%
35.82 µg/L
5/15/2019
7 years ago
BG-D-010
Distribution System ℹ️
0%
33.38 µg/L
5/15/2019
7 years ago
BG-D-055
Distribution System ℹ️
0%
32.35 µg/L
5/15/2019
7 years ago
BG-D-054
Distribution System ℹ️
0%
31.45 µg/L
5/15/2019
7 years ago
Minimum Reporting Level: 0 µg/L
Reference Level: ?
Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.005 µg/L
Reference Level: ?
Contaminant Details

lithium (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<9 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<9 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<9 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<9 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 9 µg/L
Reference Level: ?
Contaminant Details

Manganese (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0.2%
0.5 µg/L
Meets Reporting Threshold
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
1.9%
5.7 µg/L
Meets Reporting Threshold
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
1.5%
4.5 µg/L
Meets Reporting Threshold
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0.2%
0.52 µg/L
Meets Reporting Threshold
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
1.8%
5.3 µg/L
Meets Reporting Threshold
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0.2%
0.47 µg/L
Meets Reporting Threshold
3/4/2019
7 years ago
Minimum Reporting Level: 0.4 µg/L
Reference Level: 300 µg/L
Contaminant Details

methyl-tertiary-butyl-ether (MTBE) (4)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<5 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<5 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<5 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<5 µg/L
Below Reporting Level
3/19/2002
24 years ago
Minimum Reporting Level: 5 µg/L
Reference Level: ?
Contaminant Details

molinate (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.9 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.9 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.9 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.9 µg/L
Below Reporting Level
3/28/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<0.9 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<0.9 µg/L
Below Reporting Level
8/8/2001
25 years ago
Minimum Reporting Level: 0.9 µg/L
Reference Level: ?
Contaminant Details

molybdenum (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
720%
7.2 µg/L
⚠️ Exceeds Reporting Level of 1 µg/L by 6.2 µg/L
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
680%
6.8 µg/L
⚠️ Exceeds Reporting Level of 1 µg/L by 5.8 µg/L
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
680%
6.8 µg/L
⚠️ Exceeds Reporting Level of 1 µg/L by 5.8 µg/L
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
2/3/2014
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
11/4/2013
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
8/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
500%
5 µg/L
⚠️ Exceeds Reporting Level of 1 µg/L by 4 µg/L
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
140%
1.4 µg/L
⚠️ Exceeds Reporting Level of 1 µg/L by 0.4 µg/L
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 1 µg/L
Reference Level: ?
Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
2/1/2024
2 years ago
Minimum Reporting Level: 0.005 µg/L
Reference Level: ?
Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.006 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.006 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.006 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.006 µg/L
Below Reporting Level
2/1/2024
2 years ago
Minimum Reporting Level: 0.006 µg/L
Reference Level: ?
Contaminant Details

nitrobenzene (4)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<10 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<10 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<10 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<10 µg/L
Below Reporting Level
3/19/2002
24 years ago
Minimum Reporting Level: 10 µg/L
Reference Level: ?
Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.02 µg/L
Reference Level: ?
Contaminant Details

o-toluidine (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.007 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.007 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.007 µg/L
Reference Level: ?
Contaminant Details

oxyfluorfen (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.05 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.05 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.05 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.05 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.05 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.05 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.05 µg/L
Reference Level: 200 µg/L
Contaminant Details

perchlorate (7)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<4 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<4 µg/L
Below Reporting Level
9/17/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<4 µg/L
Below Reporting Level
5/20/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<4 µg/L
Below Reporting Level
2/13/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<4 µg/L
Below Reporting Level
1/8/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<4 µg/L
Below Reporting Level
6/7/2001
25 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<4 µg/L
Below Reporting Level
3/22/2001
25 years ago
Minimum Reporting Level: 4 µg/L
Reference Level: ?
Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluoro-3-methoxypropanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.004 µg/L
Reference Level: ?
Contaminant Details

perfluoro-4-methoxybutanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorobutanesulfonic acid (12)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.09 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.09 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.09 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.09 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorobutanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.005 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.005 µg/L
Reference Level: ?
Contaminant Details

perfluorodecanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorododecanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluoroheptanesulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluoroheptanoic acid (12)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.01 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.01 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.01 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.01 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.01 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.01 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.01 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorohexanesulfonic acid (12)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.03 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorohexanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorononanoic acid (12)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
1/8/2024
2 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.004 µg/L
Reference Level: ?
Contaminant Details

perfluorooctanesulfonic acid (12)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
1/8/2024
2 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.04 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.04 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.04 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.04 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.04 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.04 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.004 µg/L
Reference Level: ?
Contaminant Details

perfluorooctanoic acid (12)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
1/8/2024
2 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/18/2015
11 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.004 µg/L
Reference Level: ?
Contaminant Details

perfluoropentanesulfonic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.004 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.004 µg/L
Reference Level: ?
Contaminant Details

perfluoropentanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.003 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.003 µg/L
Reference Level: ?
Contaminant Details

perfluorotetradecanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.008 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.008 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.008 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.008 µg/L
Below Reporting Level
2/1/2024
2 years ago
Minimum Reporting Level: 0.008 µg/L
Reference Level: ?
Contaminant Details

perfluorotridecanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.007 µg/L
Below Reporting Level
2/1/2024
2 years ago
Minimum Reporting Level: 0.007 µg/L
Reference Level: ?
Contaminant Details

perfluoroundecanoic acid (4)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
10/9/2024
24 months ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
7/9/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
4/10/2024
2 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.002 µg/L
Below Reporting Level
1/8/2024
2 years ago
Minimum Reporting Level: 0.002 µg/L
Reference Level: ?
Contaminant Details

profenofos (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: 0.3 µg/L
Contaminant Details

quinoline (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.02 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.02 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.02 µg/L
Reference Level: 0.01 µg/L
Contaminant Details

s-ethyl-dipropylthiocarbamate (EPTC) (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
3/28/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<1 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<1 µg/L
Below Reporting Level
8/8/2001
25 years ago
Minimum Reporting Level: 1 µg/L
Reference Level: ?
Contaminant Details

strontium (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
136666.7%
410 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 409.7 µg/L
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
136666.7%
410 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 409.7 µg/L
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
126666.7%
380 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 379.7 µg/L
2/18/2015
11 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
50000%
150 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 149.7 µg/L
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
8000%
24 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 23.7 µg/L
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
7666.7%
23 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 22.7 µg/L
2/3/2014
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
6333.3%
19 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 18.7 µg/L
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
5000%
15 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 14.7 µg/L
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
5000%
15 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 14.7 µg/L
11/4/2013
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
5333.3%
16 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 15.7 µg/L
8/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
5000%
15 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 14.7 µg/L
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
5000%
15 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 14.7 µg/L
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
113333.3%
340 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 339.7 µg/L
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
30000%
90 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 89.7 µg/L
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
5000%
15 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 14.7 µg/L
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
4666.7%
14 µg/L
⚠️ Exceeds Reporting Level of 0.3 µg/L by 13.7 µg/L
5/7/2013
13 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: ?
Contaminant Details

tebuconazole (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.2 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: 190 µg/L
Contaminant Details

terbacil (6)

BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
12/18/2002
23 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
9/11/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
5/7/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
3/28/2002
24 years ago
BEAR GULCH RESERVOI D41/006-RAWBE
BEAR GULCH RESERVOIR - RAW ℹ️
0%
<2 µg/L
Below Reporting Level
1/17/2002
24 years ago
BEAR GULCH WTP - TR D41/006-TREAT
BEAR GULCH WTP - TREATED ℹ️
0%
<2 µg/L
Below Reporting Level
8/8/2001
25 years ago
Minimum Reporting Level: 2 µg/L
Reference Level: ?
Contaminant Details

total microcystins (13)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/20/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
4/15/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
4/2/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
3/18/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.3 µg/L
Below Reporting Level
3/4/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
6/19/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
6/5/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/22/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
5/9/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
4/17/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
4/3/2018
8 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.3 µg/L
Below Reporting Level
3/20/2018
8 years ago
Minimum Reporting Level: 0.3 µg/L
Reference Level: ?
Contaminant Details

Total Permethrin (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.04 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.04 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.04 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.04 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.04 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.04 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.04 µg/L
Reference Level: 3.344 µg/L
Contaminant Details

tribufos (6)

BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.07 µg/L
Below Reporting Level
2/3/2020
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.07 µg/L
Below Reporting Level
11/4/2019
6 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.07 µg/L
Below Reporting Level
8/5/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.07 µg/L
Below Reporting Level
5/31/2019
7 years ago
BG-C-WDS
SFPUC Woodside Connection ℹ️
0%
<0.07 µg/L
Below Reporting Level
5/6/2019
7 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
0%
<0.07 µg/L
Below Reporting Level
3/4/2019
7 years ago
Minimum Reporting Level: 0.07 µg/L
Reference Level: 0.6 µg/L
Contaminant Details

vanadium (16)

BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
700%
1.4 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.2 µg/L
5/11/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
750%
1.5 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.3 µg/L
4/8/2015
11 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
750%
1.5 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.3 µg/L
2/18/2015
11 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
365%
0.73 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.53 µg/L
2/3/2014
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
135%
0.27 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.07 µg/L
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
120%
0.24 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.04 µg/L
2/3/2014
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
11/4/2013
12 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
0%
<0.2 µg/L
Below Reporting Level
8/7/2013
13 years ago
BG-TP-01-TR
Bear Gulch WTP- Post Chloramination ℹ️
750%
1.5 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.3 µg/L
5/7/2013
13 years ago
560 Summit Springs (BG-D-009), DSMRT for TP
Distribution System ℹ️
260%
0.52 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.32 µg/L
5/7/2013
13 years ago
1210 Middle Avenue (BG-D-005)
Distribution System ℹ️
110%
0.22 µg/L
⚠️ Exceeds Reporting Level of 0.2 µg/L by 0.02 µg/L
5/7/2013
13 years ago
EP #3 - Camino Connection (BG-C-ECA)
SFPUC Intertie ℹ️
0%
<0.2 µg/L
Below Reporting Level
5/7/2013
13 years ago
Minimum Reporting Level: 0.2 µg/L
Reference Level: ?
Contaminant Details

Sampling Facilities

SFPUC Woodside Connection
Surface Water (SW)

BG-C-WDSEntry Point to the Distribution System (EP)

Bear Gulch WTP- Post Chloramination
Surface Water (SW)

BG-TP-01-TREntry Point to the Distribution System (EP)
BG-TP-01-EFFEntry Point to the Distribution System (EP)

Distribution System
Multiple Sources (MX)

BG-D-009Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-001Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-010Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-016Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-019Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-027Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-054Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-055Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-S-016Distribution System (DS)

Distribution System
Multiple Sources (MX)

BG-D-002Distribution System (DS)

SFPUC Intertie
Surface Water (SW)

EP #3 - Camino Connection (BG-C-ECA)Entry Point to the Distribution System (EP)
BG-C-ALPEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

560 Summit Springs (BG-D-009), DSMRT for TPMaximum Residence Time (MR)
1210 Middle Avenue (BG-D-005)Maximum Residence Time (MR)

EP-# 804 5th and Glendale
Surface Water (SW)

BG-C-5GLEntry Point to the Distribution System (EP)

EP-# 805 Woodside Connection
Surface Water (SW)

BG-C-WDSEntry Point to the Distribution System (EP)

EP-# 806 El Camino Connection
Surface Water (SW)

BG-C-ECAEntry Point to the Distribution System (EP)

EP-# 807 Bay Road Connection
Surface Water (SW)

BG-C-BAYEntry Point to the Distribution System (EP)

EP-# 808 Bear Gulch Yard Connection
Surface Water (SW)

BG-C-YRDEntry Point to the Distribution System (EP)

560 Summit Springs
Surface Water (SW)

BG-D-009Maximum Residence Time (MR)

5 Buckeye
Surface Water (SW)

BG-D-019Maximum Residence Time (MR)

BEAR GULCH RESERVOIR - RAW
Surface Water (SW)

BEAR GULCH RESERVOI D41/006-RAWBESR (SR)

BEAR GULCH WTP - TREATED
Surface Water (SW)

BEAR GULCH WTP - TR D41/006-TREATSR (SR)

FAQ

Is CA Water Service - Bear Gulch tap water safe to drink?

When was CA Water Service - Bear Gulch last tested for water contamination?

The latest water samples were taken on October 9th, 2024.