PITTSBURG is served by 2 water providers on file with the EPA.
Data current as of July 2026
🔍Straight from EPA
🧪Real Lab Results
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Results for PITTSBURG, CA
2 water providers on file serving this city.
Quick answer: PITTSBURG's water has no violations on file and no single reading stands out against its peers (2 other providers in this area). It serves roughly 62,500 people, and the full breakdown below reflects everything EPA and California have on record for it.
Nitrate-Nitrite
Nitrate
Lead Summary
Lithium
Totalhaloaceticacids (HAA5)
TTHM
Chloroform
Bromoform
Bromodichloromethane
Dibromochloromethane
Dichloroaceticacid
Trichloroaceticacid
Monobromoaceticacid
Dibromoaceticacid
TDS
Sulfate
Manganese
Aluminum
Alkalinity, Total
Alkalinity, Bicarbonate
Contaminants found
Metals
Naturally occurring or corrosion-related elements, e.g. lead, arsenic, copper
Lead Summary
Detected: 0 mg/L (ppm)
12/31/2024
Manganese
Detected: 5.4 UG/L (ppb)
4/8/2025
Mainly a taste/staining concern at typical levels; long-term neurological research at high chronic exposure is ongoing.
Aluminum
Detected: 47 UG/L (ppb)
7/8/2025
Disinfection Byproducts
Formed when chlorine used to disinfect water reacts with organic matter
Totalhaloaceticacids (HAA5)
Detected: 11 UG/L (ppb)
7/7/2025
TTHM
Detected: 41 UG/L (ppb)
7/7/2025
A group of disinfection byproducts formed when chlorine reacts with organic matter. Long-term exposure above the legal limit has been linked to increased cancer risk in some studies.
Chloroform
Detected: 9 UG/L (ppb)
7/7/2025
One of the individual trihalomethane disinfection byproducts, formed when chlorine reacts with organic matter.
Bromoform
Detected: 3.5 UG/L (ppb)
7/7/2025
Bromodichloromethane
Detected: 14 UG/L (ppb)
7/7/2025
Dibromochloromethane
Detected: 14 UG/L (ppb)
7/7/2025
Inorganics
Common dissolved minerals and salts, e.g. nitrate, fluoride, chloride
Nitrate-Nitrite
Detected: 1 MG/L (ppm)
2/5/2025
Nitrate
Detected: 1 MG/L (ppm)
2/5/2025
Commonly from agricultural fertilizer runoff or septic systems. Above the legal limit, it's an immediate concern especially for infants.
Sulfate
Detected: 48 MG/L (ppm)
7/8/2025
PFAS & Emerging Contaminants
Human-made "forever chemicals" and other substances not yet fully regulated
Lithium
Detected: 22.6 µg/L (ppb)
4/3/2024
Occurs naturally in some groundwater. Not currently federally regulated in drinking water.
Calculated Parameters
Values worked out mathematically from other test results, not measured directly
Alkalinity, Bicarbonate
Detected: 76.1 MG/L (ppm)
9/16/2025
Other
Additional substances tested that don't fit neatly into the categories above
Dichloroaceticacid
Detected: 6.3 UG/L (ppb)
7/7/2025
Trichloroaceticacid
Detected: 3.6 UG/L (ppb)
7/7/2025
Monobromoaceticacid
Detected: 1.2 UG/L (ppb)
1/6/2025
Dibromoaceticacid
Detected: 1.5 UG/L (ppb)
7/7/2025
TDS
Detected: 250 MG/L (ppm)
7/8/2025
Alkalinity, Total
Detected: 76.1 MG/L (ppm)
9/16/2025
Filtration considerations: General system types, not a specific product recommendation.