Tap water in Oroville, CA — ZIP 95965
3 public water systems serving about 45,894 people. PFAS "forever chemicals" have been detected here.
D
Poor
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 95965
South Feather W&p - Miners Ranch
PWSID CA0410006 · serves 22,638 ·
surface water
0 health-based / 0 total violations (5 yrs)
Thermalito Water & Sewer Dist
PWSID CA0410008 · serves 12,209 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 4.6 ppt — above federal limit
Cal-Water Service Co.-Oroville
PWSID CA0410005 · serves 11,047 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 5.7 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology