City of Pittsburg (CA) Water Quality

City of Pittsburg is a large public water system in EPA region 9 that provides tap water for the 94565 zip codes. It has 5 facilities where the water supply was tested for 85 chemical contaminants that impact tap water quality and human health.

The maximum reported level of HAA5 (five regulated haloacetic acids) was 8.56 µg/L. The maximum reported level of Manganese was 5.3 µg/L. There were 2 contamintants found in the City of Pittsburg water supply at levels that were above the minimum reporting level.

Table of Contents
Contaminants
Facilities
FAQ

Contaminants

Jump To Contaminant
1,1-dichloroethane (4)
1,2,3-trichloropropane (4)
1,3-butadiene (4)
1,4-dioxane (4)
1-butanol (4)
11-chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (4)
17-alpha-ethynylestradiol (4)
17-beta-estradiol (4)
1H,1H,2H,2H-perfluorodecane sulfonic acid (4)
1H,1H,2H,2H-perfluorohexane sulfonic acid (4)
1H,1H,2H,2H-perfluorooctane sulfonic acid (4)
2,4-dinitrotoluene (10)
2,6-dinitrotoluene (10)
2-methoxyethanol (4)
2-propen-1-ol (Allyl Alcohol) (4)
4,4'-dichloro dichlorophenyl ethylene (DDE) (10)
4,8-dioxa-3H-perfluorononanoic acid (4)
4-androstene-3,17-dione (4)
9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (4)
alpha-hexachlorocyclohexane (4)
anatoxin-a (8)
bromochloromethane (Halon 1011) (4)
bromomethane (4)
Butylated Hydroxyanisole (4)
chlorate (8)
chlorodifluoromethane (HCFC-22) (4)
chloromethane (4)
chlorpyrifos (4)
chromium (8)
chromium-6 (8)
cobalt (8)
cylindrospermopsin (8)
dimethipin (4)
dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (9)
equilin (4)
estriol (4)
estrone (4)
ethoprop (4)
Germanium (4)
HAA5 (five regulated haloacetic acids) (32)
HAA6Br (six brominated haloacetic acids) (32)
HAA9 (nine haloacetic acids) (32)
hexafluoropropylene oxide dimer acid (GenX) (4)
lithium (4)
Manganese (4)
methyl-tertiary-butyl-ether (MTBE) (5)
molinate (10)
molybdenum (8)
N-ethyl perfluorooctanesulfonamidoacetic acid (4)
N-methyl perfluorooctanesulfonamidoacetic acid (4)
nitrobenzene (5)
nonafluoro-3,6-dioxaheptanoic acid (4)
o-toluidine (4)
oxyfluorfen (4)
perchlorate (10)
perfluoro(2-ethoxyethane)sulfonic acid (4)
perfluoro-3-methoxypropanoic acid (4)
perfluoro-4-methoxybutanoic acid (4)
perfluorobutanesulfonic acid (8)
perfluorobutanoic acid (4)
perfluorodecanoic acid (4)
perfluorododecanoic acid (4)
perfluoroheptanesulfonic acid (4)
perfluoroheptanoic acid (8)
perfluorohexanesulfonic acid (8)
perfluorohexanoic acid (4)
perfluorononanoic acid (8)
perfluorooctanesulfonic acid (8)
perfluorooctanoic acid (8)
perfluoropentanesulfonic acid (4)
perfluoropentanoic acid (4)
perfluorotetradecanoic acid (4)
perfluorotridecanoic acid (4)
perfluoroundecanoic acid (4)
profenofos (4)
quinoline (4)
s-ethyl-dipropylthiocarbamate (EPTC) (10)
strontium (8)
tebuconazole (4)
terbacil (10)
testosterone (4)
total microcystins (8)
Total Permethrin (4)
tribufos (4)
vanadium (8)

1,1-dichloroethane (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,2,3-trichloropropane (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

1,3-butadiene (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.1 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.1 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.1 µg/L

Below Reporting Level

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.1 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.1 µg/L
Reference Level: ?

Contaminant Details

1,4-dioxane (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: ?

Contaminant Details

1-butanol (4)

Finished Water

Pittsburg WTP ℹ️

<2 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<2 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<2 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: 700 µg/L

Contaminant Details

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

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

17-alpha-ethynylestradiol (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0009 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0009 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0009 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0009 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.0009 µg/L
Reference Level: ?

Contaminant Details

17-beta-estradiol (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0004 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0004 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0004 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0004 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.0004 µg/L
Reference Level: ?

Contaminant Details

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

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

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

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

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

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

2,4-dinitrotoluene (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<2 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: ?

Contaminant Details

2,6-dinitrotoluene (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<2 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: ?

Contaminant Details

2-methoxyethanol (4)

Finished Water

Pittsburg WTP ℹ️

<0.4 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.4 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.4 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.4 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.4 µg/L
Reference Level: 21 µg/L

Contaminant Details

2-propen-1-ol (Allyl Alcohol) (4)

Finished Water

Pittsburg WTP ℹ️

<0.5 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.5 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.5 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.5 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.5 µg/L
Reference Level: 35 µg/L

Contaminant Details

4,4'-dichloro dichlorophenyl ethylene (DDE) (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.8 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<0.8 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.8 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.8 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.8 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.8 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<0.8 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<0.8 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<0.8 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<0.8 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 0.8 µg/L
Reference Level: ?

Contaminant Details

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

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

4-androstene-3,17-dione (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0003 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0003 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0003 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0003 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.0003 µg/L
Reference Level: ?

Contaminant Details

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

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

alpha-hexachlorocyclohexane (4)

Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.01 µg/L
Reference Level: 0.006 µg/L

Contaminant Details

anatoxin-a (8)

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/16/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/2/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/18/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

6/4/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/21/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

5/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/23/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2019

6 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

bromochloromethane (Halon 1011) (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

0.15 µg/L

⚠️ Exceeds Reporting Level of 0.06 µg/L by 0.09 µg/L

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

0.09 µg/L

⚠️ Exceeds Reporting Level of 0.06 µg/L by 0.03 µg/L

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

0.1 µg/L

⚠️ Exceeds Reporting Level of 0.06 µg/L by 0.04 µg/L

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

0.21 µg/L

⚠️ Exceeds Reporting Level of 0.06 µg/L by 0.15 µg/L

10/7/2014

11 years ago

Minimum Reporting Level: 0.06 µg/L
Reference Level: ?

Contaminant Details

bromomethane (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Butylated Hydroxyanisole (4)

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

chlorate (8)

EP #1: Finished Water

Pittsburg WTP ℹ️

<20 µg/L

Below Reporting Level

7/8/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<20 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<20 µg/L

Below Reporting Level

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<20 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<20 µg/L

Below Reporting Level

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<20 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<20 µg/L

Below Reporting Level

10/7/2014

11 years ago

Whispering Oaks

Distribution System ℹ️

<20 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 20 µg/L
Reference Level: ?

Contaminant Details

chlorodifluoromethane (HCFC-22) (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.08 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.08 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.08 µg/L

Below Reporting Level

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.08 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.08 µg/L
Reference Level: ?

Contaminant Details

chloromethane (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

2/3/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chlorpyrifos (4)

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: 2 µg/L

Contaminant Details

chromium (8)

Whispering Oaks

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

8/10/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

11/5/2014

10 years ago

Whispering Oaks

Distribution System ℹ️

<0.2 µg/L

Below Reporting Level

11/5/2014

10 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

chromium-6 (8)

EP #1: Finished Water

Pittsburg WTP ℹ️

0.05 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.02 µg/L

7/8/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

0.04 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.01 µg/L

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

0.07 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.04 µg/L

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

0.06 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.03 µg/L

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

0.06 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.03 µg/L

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

0.06 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.03 µg/L

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

0.05 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.02 µg/L

10/7/2014

11 years ago

Whispering Oaks

Distribution System ℹ️

0.05 µg/L

⚠️ Exceeds Reporting Level of 0.03 µg/L by 0.02 µg/L

10/7/2014

11 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: ?

Contaminant Details

cobalt (8)

Whispering Oaks

Distribution System ℹ️

<1 µg/L

Below Reporting Level

8/10/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<1 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<1 µg/L

Below Reporting Level

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<1 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<1 µg/L

Below Reporting Level

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

<1 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<1 µg/L

Below Reporting Level

11/5/2014

10 years ago

Whispering Oaks

Distribution System ℹ️

<1 µg/L

Below Reporting Level

11/5/2014

10 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

cylindrospermopsin (8)

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/16/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/2/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

6/18/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

6/4/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

5/21/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

5/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/23/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/9/2019

6 years ago

Minimum Reporting Level: 0.09 µg/L
Reference Level: 0.7 µg/L

Contaminant Details

dimethipin (4)

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: 140 µg/L

Contaminant Details

dimethyl tetrachloroterephthalate (DCPA) mono/di-acid degradate (9)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<1 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

4/9/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<1 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<1 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<1 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<1 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

equilin (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

estriol (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0008 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0008 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0008 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0008 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.0008 µg/L
Reference Level: ?

Contaminant Details

estrone (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

ethoprop (4)

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.03 µg/L
Reference Level: 1.14 µg/L

Contaminant Details

Germanium (4)

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

HAA5 (five regulated haloacetic acids) (32)

325 Whispering Oaks Dr

Distribution System ℹ️

6.8 µg/L

Meets Reporting Threshold

12/5/2019

5 years ago

4320 Hillview Drive

Distribution System ℹ️

7.2 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

7.09 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

6.69 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

6.57 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

5.56 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

5.13 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

4.83 µg/L

Meets Reporting Threshold

10/7/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

6.2 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

5.9 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

5.3 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

4.07 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

3.59 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

3.43 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

2.24 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

1.74 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

5.4 µg/L

Meets Reporting Threshold

5/8/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

6.25 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

6.22 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

5.87 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

5.87 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

5.14 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

4 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

4 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

8.56 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

6.9 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

6.66 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

6.4 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

5.84 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

5.5 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

5.4 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

4.87 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

Minimum Reporting Level: 0.5 µg/L
Reference Level: 60 µg/L

Contaminant Details

HAA6Br (six brominated haloacetic acids) (32)

325 Whispering Oaks Dr

Distribution System ℹ️

10.1 µg/L

12/5/2019

5 years ago

4415 Buchanan Place

Distribution System ℹ️

15.6 µg/L

10/7/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

15.4 µg/L

10/7/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

15.4 µg/L

10/7/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

14.9 µg/L

10/7/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

14.2 µg/L

10/7/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

14.1 µg/L

10/7/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

14 µg/L

10/7/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

4.5 µg/L

7/10/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

4.1 µg/L

7/10/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

3.5 µg/L

7/10/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

2.57 µg/L

7/10/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

2.49 µg/L

7/10/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

2.23 µg/L

7/10/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

1.94 µg/L

7/10/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

1.53 µg/L

7/10/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

5.38 µg/L

5/8/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

6.07 µg/L

4/9/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

6.02 µg/L

4/9/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

5.79 µg/L

4/9/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

5.52 µg/L

4/9/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

4.84 µg/L

4/9/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

4.15 µg/L

4/9/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

3.61 µg/L

4/9/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

13.8 µg/L

1/8/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

11.84 µg/L

1/8/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

11.7 µg/L

1/8/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

11.69 µg/L

1/8/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

10.98 µg/L

1/8/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

10.74 µg/L

1/8/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

10.66 µg/L

1/8/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

10.6 µg/L

1/8/2019

6 years ago

Minimum Reporting Level: 0 µg/L
Reference Level: ?

Contaminant Details

HAA9 (nine haloacetic acids) (32)

325 Whispering Oaks Dr

Distribution System ℹ️

14.5 µg/L

12/5/2019

5 years ago

4320 Hillview Drive

Distribution System ℹ️

20.4 µg/L

10/7/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

20.19 µg/L

10/7/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

19.97 µg/L

10/7/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

19.89 µg/L

10/7/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

18.06 µg/L

10/7/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

17.63 µg/L

10/7/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

17.33 µg/L

10/7/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

9.2 µg/L

7/10/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

8.7 µg/L

7/10/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

7.8 µg/L

7/10/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

5.97 µg/L

7/10/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

5.39 µg/L

7/10/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

5.03 µg/L

7/10/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

3.54 µg/L

7/10/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

2.73 µg/L

7/10/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

9.38 µg/L

5/8/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

10.42 µg/L

4/9/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

10.24 µg/L

4/9/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

9.76 µg/L

4/9/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

9.69 µg/L

4/9/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

8.58 µg/L

4/9/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

7.05 µg/L

4/9/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

6.51 µg/L

4/9/2019

6 years ago

325 Whispering Oaks Dr

Distribution System ℹ️

17.66 µg/L

1/8/2019

6 years ago

1435 Springhill Drive

Distribution System ℹ️

14.85 µg/L

1/8/2019

6 years ago

2056 Oakridge Drive

Distribution System ℹ️

14.8 µg/L

1/8/2019

6 years ago

1229 San Benito Drive

Distribution System ℹ️

14.54 µg/L

1/8/2019

6 years ago

4415 Buchanan Place

Distribution System ℹ️

13.25 µg/L

1/8/2019

6 years ago

4320 Hillview Drive

Distribution System ℹ️

13.14 µg/L

1/8/2019

6 years ago

470 E. 8th Street

Distribution System ℹ️

12.84 µg/L

1/8/2019

6 years ago

1354 Jack London Drive

Distribution System ℹ️

12.66 µg/L

1/8/2019

6 years ago

Minimum Reporting Level: 0 µg/L
Reference Level: ?

Contaminant Details

hexafluoropropylene oxide dimer acid (GenX) (4)

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

lithium (4)

Finished Water

Pittsburg WTP ℹ️

22.6 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 13.6 µg/L

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

22.5 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 13.5 µg/L

1/23/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

22.9 µg/L

⚠️ Exceeds Reporting Level of 9 µg/L by 13.9 µg/L

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<9 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 9 µg/L
Reference Level: ?

Contaminant Details

Manganese (4)

Finished Water

Pittsburg WTP ℹ️

3.2 µg/L

Meets Reporting Threshold

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

3.6 µg/L

Meets Reporting Threshold

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

5.3 µg/L

Meets Reporting Threshold

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

3.3 µg/L

Meets Reporting Threshold

1/8/2019

6 years ago

Minimum Reporting Level: 0.4 µg/L
Reference Level: 300 µg/L

Contaminant Details

methyl-tertiary-butyl-ether (MTBE) (5)

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<5 µg/L

Below Reporting Level

8/20/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<5 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<5 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<5 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<5 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 5 µg/L
Reference Level: ?

Contaminant Details

molinate (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.9 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<0.9 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.9 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.9 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.9 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<0.9 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<0.9 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<0.9 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<0.9 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<0.9 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 0.9 µg/L
Reference Level: ?

Contaminant Details

molybdenum (8)

Whispering Oaks

Distribution System ℹ️

3.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.1 µg/L

8/10/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

3.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.1 µg/L

7/8/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

3.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2.1 µg/L

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 2 µg/L

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

2.4 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.4 µg/L

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

2.1 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.1 µg/L

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

2.6 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.6 µg/L

11/5/2014

10 years ago

Whispering Oaks

Distribution System ℹ️

2.5 µg/L

⚠️ Exceeds Reporting Level of 1 µg/L by 1.5 µg/L

11/5/2014

10 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

N-ethyl perfluorooctanesulfonamidoacetic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

1/23/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

N-methyl perfluorooctanesulfonamidoacetic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.006 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.006 µg/L

Below Reporting Level

1/23/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.006 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.006 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.006 µg/L
Reference Level: ?

Contaminant Details

nitrobenzene (5)

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<10 µg/L

Below Reporting Level

8/20/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<10 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<10 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<10 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<10 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 10 µg/L
Reference Level: ?

Contaminant Details

nonafluoro-3,6-dioxaheptanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: ?

Contaminant Details

o-toluidine (4)

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

oxyfluorfen (4)

Finished Water

Pittsburg WTP ℹ️

<0.05 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.05 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.05 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.05 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.05 µg/L
Reference Level: 200 µg/L

Contaminant Details

perchlorate (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<4 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<4 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<4 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<4 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<4 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<4 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<4 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<4 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<4 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<4 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 4 µg/L
Reference Level: ?

Contaminant Details

perfluoro(2-ethoxyethane)sulfonic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoro-3-methoxypropanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoro-4-methoxybutanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanesulfonic acid (8)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.09 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorobutanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.005 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.005 µg/L
Reference Level: ?

Contaminant Details

perfluorodecanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorododecanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanesulfonic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluoroheptanoic acid (8)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.01 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanesulfonic acid (8)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.03 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorohexanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorononanoic acid (8)

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/11/2023

2 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanesulfonic acid (8)

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/11/2023

2 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluorooctanoic acid (8)

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/11/2023

2 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanesulfonic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.004 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.004 µg/L
Reference Level: ?

Contaminant Details

perfluoropentanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.003 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.003 µg/L
Reference Level: ?

Contaminant Details

perfluorotetradecanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.008 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.008 µg/L

Below Reporting Level

1/23/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.008 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.008 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.008 µg/L
Reference Level: ?

Contaminant Details

perfluorotridecanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

1/23/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.007 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.007 µg/L
Reference Level: ?

Contaminant Details

perfluoroundecanoic acid (4)

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

4/3/2024

18 months ago

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

2/6/2024

20 months ago

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

10/11/2023

24 months ago

Finished Water

Pittsburg WTP ℹ️

<0.002 µg/L

Below Reporting Level

7/11/2023

2 years ago

Minimum Reporting Level: 0.002 µg/L
Reference Level: ?

Contaminant Details

profenofos (4)

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: 0.3 µg/L

Contaminant Details

quinoline (4)

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.02 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.02 µg/L
Reference Level: 0.01 µg/L

Contaminant Details

s-ethyl-dipropylthiocarbamate (EPTC) (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<1 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<1 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<1 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<1 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<1 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<1 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 1 µg/L
Reference Level: ?

Contaminant Details

strontium (8)

Whispering Oaks

Distribution System ℹ️

320 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 319.7 µg/L

8/10/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

310 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 309.7 µg/L

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

300 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 299.7 µg/L

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

300 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 299.7 µg/L

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

240 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 239.7 µg/L

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

240 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 239.7 µg/L

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

290 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 289.7 µg/L

11/5/2014

10 years ago

Whispering Oaks

Distribution System ℹ️

270 µg/L

⚠️ Exceeds Reporting Level of 0.3 µg/L by 269.7 µg/L

11/5/2014

10 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

tebuconazole (4)

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.2 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: 190 µg/L

Contaminant Details

terbacil (10)

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

10/22/2003

21 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

8/20/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

7/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

4/9/2003

22 years ago

CONTRA COSTA CANAL D07/008-TREAT

CONTRA COSTA CANAL WATER-PITTSBURG WTP ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<2 µg/L

Below Reporting Level

1/8/2003

22 years ago

ROSSMOORE WELL 02N/01E-18G01

ROSSMOORE WELL ℹ️

<2 µg/L

Below Reporting Level

12/19/2001

23 years ago

BALLPARK WELL 01N/01E-17G01

BALLPARK WELL ℹ️

<2 µg/L

Below Reporting Level

12/19/2001

23 years ago

Minimum Reporting Level: 2 µg/L
Reference Level: ?

Contaminant Details

testosterone (4)

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0001 µg/L

Below Reporting Level

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0001 µg/L

Below Reporting Level

4/16/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0001 µg/L

Below Reporting Level

2/23/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

<0.0001 µg/L

Below Reporting Level

10/7/2014

11 years ago

Minimum Reporting Level: 0.0001 µg/L
Reference Level: ?

Contaminant Details

total microcystins (8)

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

7/16/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

7/2/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/18/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

6/4/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

5/21/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

5/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/23/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.3 µg/L

Below Reporting Level

4/9/2019

6 years ago

Minimum Reporting Level: 0.3 µg/L
Reference Level: ?

Contaminant Details

Total Permethrin (4)

Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.04 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.04 µg/L
Reference Level: 3.344 µg/L

Contaminant Details

tribufos (4)

Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

10/8/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

7/10/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

4/9/2019

6 years ago

Finished Water

Pittsburg WTP ℹ️

<0.07 µg/L

Below Reporting Level

1/8/2019

6 years ago

Minimum Reporting Level: 0.07 µg/L
Reference Level: 0.6 µg/L

Contaminant Details

vanadium (8)

Whispering Oaks

Distribution System ℹ️

4.1 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3.9 µg/L

8/10/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

4.5 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 4.3 µg/L

7/8/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.8 µg/L

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

3 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.8 µg/L

4/16/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

2.5 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 2.3 µg/L

1/12/2015

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

1.9 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 1.7 µg/L

1/12/2015

10 years ago

Whispering Oaks

Distribution System ℹ️

3.4 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3.2 µg/L

11/5/2014

10 years ago

EP #1: Finished Water

Pittsburg WTP ℹ️

3.2 µg/L

⚠️ Exceeds Reporting Level of 0.2 µg/L by 3 µg/L

11/5/2014

10 years ago

Minimum Reporting Level: 0.2 µg/L
Reference Level: ?

Contaminant Details

Sampling Facilities

Pittsburg WTP
Multiple Sources (MX)

Finished WaterEntry Point to the Distribution System (EP)

EP #1: Finished WaterEntry Point to the Distribution System (EP)

Distribution System
Surface Water (SW)

4415 Buchanan PlaceDistribution System (DS)

4320 Hillview DriveDistribution System (DS)

1435 Springhill DriveDistribution System (DS)

2056 Oakridge DriveDistribution System (DS)

470 E. 8th StreetDistribution System (DS)

1354 Jack London DriveDistribution System (DS)

1229 San Benito DriveDistribution System (DS)

325 Whispering Oaks DrDistribution System (DS)

Whispering OaksMaximum Residence Time (MR)

CONTRA COSTA CANAL WATER-PITTSBURG WTP
Surface Water (SW)

CONTRA COSTA CANAL D07/008-TREATSR (SR)

ROSSMOORE WELL
Ground Water (GW)

ROSSMOORE WELL 02N/01E-18G01SR (SR)

BALLPARK WELL
Ground Water (GW)

BALLPARK WELL 01N/01E-17G01SR (SR)

FAQ

Is City of Pittsburg tap water safe to drink?

When was City of Pittsburg last tested for water contamination?

The latest water samples were taken on April 3rd, 2024.