Water Quality: Pleasanton, CA

4 water systems • 176,289 people served

Some Concerns
9
Total Violations
1
Health-Based Violations
4
Water Systems
176,289
Population Served

Water Quality Summary

Pleasanton has 1 health-based violation on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Stage 2 DBP. In total, 9 violations are on record for 4 water systems serving 176,289 people.

Contaminants Found

Stage 2 DBP

Water Systems Serving Pleasanton

System Name PWSID Source Population Violations
DUBLIN SAN RAMON SERVICES DISTRICT CA0110009 Surface Water 98,776 0
CITY OF PLEASANTON CA0110008 Surface Water 76,689 0
CASTLEWOOD DOMESTIC WATER SYSTEM CA0105008 Groundwater 524 2
SAHARA MOBILE COURT CA3900964 Groundwater 300 7

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.

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.

Verify at epa.govSearch ECHO for CA