Tap water in San Dimas, CA — ZIP 79918

3 public water systems serving about 45,961 people. PFAS "forever chemicals" have been detected here.

Good

PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5 testing. Levels and the 2024 federal limits are shown per system below.

Water systems serving 79918

Fort Bliss Main Post Area

PWSID TX0710020 · serves 28,000 · groundwater

0 health-based / 0 total violations (5 yrs) · PFAS up to 3.7 ppt

East Biggs Water System

PWSID TX0710187 · serves 15,000 · surface water

0 health-based / 1 total violations (5 yrs) · PFAS up to 4.1 ppt

Fort Bliss Biggs Army Airfield

PWSID TX0710078 · serves 2,961 · groundwater

0 health-based / 0 total violations (5 yrs)

Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology