Tap water in Portland, OR — ZIP 97266
2 public water systems serving about 696,118 people.
B
Good
Water systems serving 97266
Portland Water Bureau
PWSID OR4100657 · serves 666,200 ·
surface water
0 health-based / 1 total violations (5 yrs)
Clackamas River Water
PWSID OR4100187 · serves 29,918 ·
surface water
0 health-based / 4 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