Tap water in Wellesley, MA — ZIP 02481
2 public water systems serving about 32,550 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 02481
Wellesley Water Division
PWSID MA3317000 · serves 29,550 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 6.6 ppt — above federal limit
Wellesley College
PWSID MA3317001 · serves 3,000 ·
groundwater
0 health-based / 1 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