Tap water in San Dimas, CA — ZIP 92257
2 public water systems serving about 277,475 people.
A
Excellent
Water systems serving 92257
Coachella Vwd: Cove Community
PWSID CA3310001 · serves 270,000 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Gswc - Calipatria
PWSID CA1310003 · serves 7,475 ·
surface water
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