CheckPFAS

City overview · Riverside County

PFAS in Perris, CA

Low Level

EPA UCMR 5 tested 4 public water systems serving the Perris area across 3 ZIP codes. Only trace PFAS were detected across Perris's tested systems.

Water systems tested
4
Systems above EPA limits
0
ZIP codes covered
3
County
Riverside County, California

Plain English

01What this means for Perris

The water systems serving the Perris area measured only low, trace concentrations of PFAS — well below the EPA's Maximum Contaminant Levels. For most residents this represents minimal risk from drinking water. Review your specific ZIP below, and check your utility's annual Consumer Confidence Report for year-over-year trends.

By utility

02Water systems serving Perris

  1. PERRIS, CITY OF

    4 detected · 0 above limit · PWSID CA3310029

    Low Level

  2. WESTERN MWD

    4 detected · 0 above limit · PWSID CA3310049

    Low Level

  3. ELSINORE VALLEY MWD

    2 detected · 0 above limit · PWSID CA3310012

    Low Level

  4. EASTERN MUNICIPAL WD

    1 detected · 0 above limit · PWSID CA3310009

    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.

925709257192572

Source & Methodology

About this data

Source
EPA UCMR 5
Sampling period
January 2023 – December 2025
Aggregation
4 utilities across 3 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 Perris 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.