City overview · Allegheny County
PFAS in Pittsburgh, PA
High RiskEPA UCMR 5 tested 5 public water systems serving the Pittsburgh area across 16 ZIP codes. At least one utility serving Pittsburgh has PFAS above the EPA's enforceable limit.
Plain English
01What this means for Pittsburgh
Across the 5 public water systems tested in the Pittsburgh area under EPA UCMR 5, one or more measured a PFAS compound above the federal Maximum Contaminant Level. Contamination varies by utility and neighborhood — find your exact ZIP code below to see the system that serves you. If you're in an affected area, an NSF/ANSI 53 or 58 certified filter (carbon block or reverse osmosis) is the most reliable way to reduce PFAS at the tap.
By utility
02Water systems serving Pittsburgh
- High Risk
PITTSBURGH INTL AIRPORT
3 detected · 1 above limit · PWSID PA5020947
- Low Level
PA AMER WATER CO-PITTSBURGH
1 detected · 0 above limit · PWSID PA5020039
- Low Level
HAMPTON SHALER WATER AUTHORITY
1 detected · 0 above limit · PWSID PA5020019
- Low Level
UPMC MAGEE WOMENS HOSPITAL
1 detected · 0 above limit · PWSID PA5020883
- Low Level
OAKMONT WATER AUTHORITY
1 detected · 0 above limit · PWSID PA5020036
By ZIP code
03Find your exact result
Contamination can differ block to block. Select your ZIP code for the precise reading at the utility that serves your address.
Source & Methodology
About this data
City-level figures aggregate the individual public water systems tested under EPA UCMR 5 whose service area falls within the Pittsburgh area. Values reflect water quality at the treatment plant; your home's plumbing can affect what reaches your tap. Select your ZIP above for the utility-specific reading.