Tap water in Jefferson, PA — ZIP 15458
2 public water systems serving about 44,056 people.
B
Good
Water systems serving 15458
Southwestern Pa Water Auth
PWSID PA5300017 · serves 40,200 ·
surface water
0 health-based / 8 total violations (5 yrs)
Mountain Water Assn
PWSID PA5260032 · serves 3,856 ·
surface water
0 health-based / 15 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