Water Quality: Livermore, CA
5 water systems • 39,130 people served
Multiple Health ViolationsWater Quality Summary
Livermore is served by 5 public water systems with a combined service population of 39,130 people, and has 71 EPA Safe Drinking Water Act violations on record. Critically, 61 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. Livermore's violation count is 48% above the national average for California. Contaminants associated with violations include Barium, Fecal Coliform.
Contaminants Found
Increases blood pressure and causes cardiovascular effects with long-term exposure.
Common source: Natural rock deposits, oil drilling operations, coal power plant waste
EPA limit: 2 mg/L
Indicates direct fecal contamination; associated with diarrhea, cramps, nausea, and potential severe illness.
Common source: Human and animal fecal waste
EPA limit: Zero tolerance (any positive triggers violations)
Water Systems Serving Livermore
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| CITY OF LIVERMORE | CA0110011 | Surface Water | 38,892 | 0 |
| CC FARMS, LLC. | CA1009232 | Surface Water | 82 | 3 |
| DOUBLETREE RANCH WATER SYSTEM | CA0707615 | Groundwater | 66 | 62 |
| B&G MOBILE HOME PARK LLC WS | CA3900586 | Groundwater | 50 | 6 |
| ZONE 7 WATER AGENCY | CA0110010 | Surface Water | 40 | 0 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in California
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.