💧 ZIP Water Report

Tap water in Santa Rosa, CA — ZIP 95401

1 public water system serving about 178,452 people.

A
Excellent

Water systems serving 95401

Santa Rosa, City Of
PWSID CA4910009 · serves 178,452 · groundwater
0 health-based / 0 total violations (5 yrs)
A

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