City overview · Orange County
PFAS in Anaheim, CA
High RiskEPA UCMR 5 tested 5 public water systems serving the Anaheim area across 8 ZIP codes. At least one utility serving Anaheim has PFAS above the EPA's enforceable limit.
Plain English
01What this means for Anaheim
Across the 5 public water systems tested in the Anaheim 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 Anaheim
- High Risk
CITY OF ANAHEIM
8 detected · 3 above limit · PWSID CA3010001
- High Risk
CITY OF ORANGE
8 detected · 3 above limit · PWSID CA3010027
- High Risk
GOLDEN STATE WC - PLACENTIA/YORBA LINDA
8 detected · 2 above limit · PWSID CA3010035
- High Risk
GOLDEN STATE WC - WEST ORANGE COUNTY
6 detected · 2 above limit · PWSID CA3010022
- Low Level
YORBA LINDA WATER DISTRICT
3 detected · 0 above limit · PWSID CA3010037
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 Anaheim 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.