💧 ZIP Water Report

Tap water in Stillwater, OK — ZIP 74078

1 public water system serving about 13,000 people. PFAS "forever chemicals" have been detected here.

F
Failing
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 74078

Osu Water Plant
PWSID OK1020910 · serves 13,000 · surface water
3 health-based / 4 total violations (5 yrs) · PFAS up to 7.9 ppt
F

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