CheckPFAS

City overview · Berks County

PFAS in Reading, PA

High Risk

EPA UCMR 5 tested 11 public water systems serving the Reading area across 11 ZIP codes. At least one utility serving Reading has PFAS above the EPA's enforceable limit.

Water systems tested
11
Systems above EPA limits
9
ZIP codes covered
11
County
Berks County, Pennsylvania

Plain English

01What this means for Reading

Across the 11 public water systems tested in the Reading 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 Reading

  1. PAW PENN DISTRICT

    9 detected · 3 above limit · PWSID PA3060069

    High Risk
  2. MUHLENBERG TWP MUNI AUTH

    10 detected · 2 above limit · PWSID PA3060038

    High Risk
  3. PAW GLEN ALSACE DIV

    8 detected · 2 above limit · PWSID PA3060088

    High Risk
  4. AQUA PA FLYING HILLS WA SYS

    4 detected · 2 above limit · PWSID PA3060018

    High Risk
  5. READING AREA WATER AUTHORITY

    5 detected · 1 above limit · PWSID PA3060059

    High Risk
  6. WYOMISSING BORO WATER SYSTEM

    5 detected · 1 above limit · PWSID PA3060083

    High Risk
  7. WERNERSVILLE MUNI WATER AUTH

    4 detected · 1 above limit · PWSID PA3060076

    High Risk
  8. WEST READING BORO WATER

    4 detected · 1 above limit · PWSID PA3060078

    High Risk
  9. MT PENN BORO MUNI AUTH

    3 detected · 1 above limit · PWSID PA3060082

    High Risk
  10. MAIDENCREEK TWP WATER AUTH

    3 detected · 0 above limit · PWSID PA3060012

    Low Level
  11. SHILLINGTON MUNI AUTH

    3 detected · 0 above limit · PWSID PA3060067

    Low Level

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

Source
EPA UCMR 5
Sampling period
January 2023 – December 2025
Aggregation
11 utilities across 11 ZIP codes
Detection threshold (MRL)
~1.5–2 ppt

City-level figures aggregate the individual public water systems tested under EPA UCMR 5 whose service area falls within the Reading 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.