CheckPFAS

City overview · Ventura County

PFAS in Ventura, CA

Low Level

EPA UCMR 5 tested 3 public water systems serving the Ventura area across 7 ZIP codes. Only trace PFAS were detected across Ventura's tested systems.

Water systems tested
3
Systems above EPA limits
0
ZIP codes covered
7
County
Ventura County, California

Plain English

01What this means for Ventura

The water systems serving the Ventura 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 Ventura

  1. VENTURA WATER DEPARTMENT

    3 detected · 0 above limit · PWSID CA5610017

    Low Level

  2. VENTURA RIVER WATER DISTRICT

    1 detected · 0 above limit · PWSID CA5610022

    Low Level

  3. CASITAS MUNICIPAL WATER DIST

    1 detected · 0 above limit · PWSID CA5610024

    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.

93001930029300393004930059300693007

Source & Methodology

About this data

Source
EPA UCMR 5
Sampling period
January 2023 – December 2025
Aggregation
3 utilities across 7 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 Ventura 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.