Tap water in Portland, OR — ZIP 97233
2 public water systems serving about 731,643 people.
A
Excellent
Water systems serving 97233
Portland Water Bureau
PWSID OR4100657 · serves 666,200 ·
surface water
0 health-based / 1 total violations (5 yrs)
Rockwood Pud
PWSID OR4100668 · serves 65,443 ·
surface water
0 health-based / 0 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