💧 ZIP Water Report

Tap water in Sierra Madre, CA — ZIP 91024

1 public water system serving about 11,000 people.

A
Excellent

Water systems serving 91024

Sierra Madre-City, Water Dept.
PWSID CA1910148 · serves 11,000 · 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