Tap water in Oklahoma City, OK — ZIP 73036
3 public water systems serving about 666,482 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 73036
Oklahoma City
PWSID OK1020902 · serves 644,000 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 4.7 ppt
El Reno
PWSID OK2000902 · serves 16,212 ·
surface water
5 health-based / 7 total violations (5 yrs)
Bryan Co. Rws & Swmd #2
PWSID OK1010604 · serves 6,270 ·
surface water
3 health-based / 9 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