💧 ZIP Water Report

Tap water in San Jose, CA — ZIP 91301

2 public water systems serving about 97,106 people.

A
Excellent

Water systems serving 91301

Las Virgenes Mwd
PWSID CA1910225 · serves 77,562 · surface water
0 health-based / 0 total violations (5 yrs)
A
California Water Service Co - Westlake
PWSID CA5610016 · serves 19,544 · surface water
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