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Ventura Water Department

Published drinking-water records and contacts for Ventura Water Department. System CA5610017. Review sources and dates; not a real-time water assessment.

System ID
CA5610017
State or territory
CA
Published population served
113500
System type (source code)
CWS

Published records and dates

Missing records here do not mean the provider did not test. Published records are not a real-time assessment of your tap water.

Read the provider’s annual water quality report

Report link listed: 2026-10-05. This is not the report’s sampling date.

Published testing results

Selected recent records are shown below. Different sampling locations and dates are not interchangeable. These excerpts are not a complete testing history.

“<” means below the stated reporting limit, not zero. A reported measurement alone is not a safety verdict. Read an example

EPA UCMR 5 — most recent imported sample per substance
SubstancePublished resultReporting limitSample dateSampling location
11Cl-PF3OUdS< 0.005 µg/L0.005 µg/L2023-10-02AMTPCMWD1 / CM1
4:2 FTS< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
6:2 FTS< 0.005 µg/L0.005 µg/L2023-10-02AMTPCMWD1 / CM1
8:2 FTS< 0.005 µg/L0.005 µg/L2023-10-02Avenue TP / 5610017803
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2023-10-02AMTPCMWD1 / CM1
ADONA< 0.003 µg/L0.003 µg/L2023-10-02AMTPCMWD1 / CM1
HFPO-DA< 0.005 µg/L0.005 µg/L2023-10-02AMTPCMWD1 / CM1
NEtFOSAA< 0.005 µg/L0.005 µg/L2023-10-02AMTPCMWD1 / CM1
NFDHA< 0.02 µg/L0.02 µg/L2023-10-02AMTPCMWD1 / CM1
NMeFOSAA< 0.006 µg/L0.006 µg/L2023-10-02AMTPCMWD1 / CM1
PFBA< 0.005 µg/L0.005 µg/L2023-10-02AMTPCMWD1 / CM1
PFBS< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFDA< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFDoA< 0.003 µg/L0.003 µg/L2023-10-02AMTPCMWD1 / CM1
PFEESA< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFHpA< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFHpS< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFHxA< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFHxS< 0.003 µg/L0.003 µg/L2023-10-02AMTPCMWD1 / CM1
PFMBA< 0.003 µg/L0.003 µg/L2023-10-02AMTPCMWD1 / CM1
PFMPA< 0.004 µg/L0.004 µg/L2023-10-02AMTPCMWD1 / CM1
PFNA< 0.004 µg/L0.004 µg/L2023-10-02Avenue TP / 5610017803
PFOA< 0.004 µg/L0.004 µg/L2023-10-02AMTPCMWD1 / CM1
PFOS< 0.004 µg/L0.004 µg/L2023-10-02Avenue TP / 5610017803
PFPeA< 0.003 µg/L0.003 µg/L2023-10-02Avenue TP / 5610017803
PFPeS< 0.004 µg/L0.004 µg/L2023-10-02AMTPCMWD1 / CM1
PFTA< 0.008 µg/L0.008 µg/L2023-10-02AMTPCMWD1 / CM1
PFTrDA< 0.007 µg/L0.007 µg/L2023-10-02AMTPCMWD1 / CM1
PFUnA< 0.002 µg/L0.002 µg/L2023-10-02Avenue TP / 5610017803
lithium14 µg/L9 µg/L2023-10-02AMTPCMWD1 / CM1

Download all EPA UCMR 5 records (CSV)

Lead and copper: 90th-percentile summaries

These describe a monitoring period across sampled locations, not the result at your home. How to read the 90th percentile

Eight most recent imported monitoring summaries
SubstancePublished 90th percentileMonitoring periodSource quarter
Lead (PB90) 0 mg/L2024-01-01 – 2026-12-312026Q3
Lead (PB90) 0 mg/L2021-01-01 – 2023-12-312026Q3
Lead (PB90) 0.0022 mg/L2018-01-01 – 2020-12-312026Q3
Lead (PB90) 0.0051 mg/L2015-01-01 – 2017-12-312026Q3
Lead (PB90) 0 mg/L2012-01-01 – 2014-12-312026Q3
Lead (PB90) 0.001 mg/L2009-01-01 – 2011-12-312026Q3
Lead (PB90) 0.001 mg/L2006-01-01 – 2008-12-312026Q3
Lead (PB90) 0.009 mg/L2005-01-01 – 2005-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
PERFLUOROBUTANOIC ACID (PFBA)< 2.000000000 NG/L2026-07-06MOUND WELL 01 - TREATED AT BAILY TP / California DDW laboratory results
PERFLUOROBUTANE SULFONIC ACID (PFBS)< 2.000000000 NG/L2026-07-06SATICOY WELL 3 (ASTER) / California DDW laboratory results
PERFLUORO PFMPA< 2.000000000 NG/L2026-07-06NYE WELL 11 / California DDW laboratory results
NONAFLUORO NFDHA< 2.000000000 NG/L2026-07-06NYE WELL 07 - TREATED AT AVE TP / California DDW laboratory results
PERFLUOROBUTANE SULFONIC ACID (PFBS)< 2.000000000 NG/L2026-07-06NYE WELL 07 - TREATED AT AVE TP / California DDW laboratory results
PERFLUOROHEPTANOIC ACID (PFHPA)< 2.000000000 NG/L2026-07-06GOLF COURSE WELL 05-TREATED AT BAILY TP / California DDW laboratory results
PERFLUOROCTANE SULFONIC ACID (PFOS)< 2.000000000 NG/L2026-07-06GOLF COURSE WELL 05-TREATED AT BAILY TP / California DDW laboratory results
PERFLUORO PFMBA< 2.000000000 NG/L2026-07-06GOLF COURSE WELL 05-TREATED AT BAILY TP / California DDW laboratory results
PERFLUOROOCTANE SULFONIC ACID 6:2 FTS< 2.000000000 NG/L2026-07-06MOUND WELL 03 - TREATED AT BAILY TP / California DDW laboratory results
PERFLUOROCTANE SULFONIC ACID (PFOS)< 2.000000000 NG/L2026-07-06MOUND WELL 01 - TREATED AT BAILY TP / California DDW laboratory results
PERFLUOROOCTANE SULFONIC ACID 6:2 FTS< 2.000000000 NG/L2026-07-06NYE WELL 08 - TREATED AT AVE TP / California DDW laboratory results
PERFLUORO PFMBA< 2.000000000 NG/L2026-07-06NYE WELL 07 - TREATED AT AVE TP / California DDW laboratory results

State sampling points can include untreated water. Publisher qualifiers and units are retained; consult the full source notes before interpreting a record.

Download state records with source notes (CSV)

Published compliance history

1 imported records. Status is as recorded in the source; historical records are not current advisories. Missing records do not establish that no violations occurred.

Twenty most recent imported compliance records
Rule / recordPeriodRecorded statusHealth-based (EPA classification)Source quarter
Stage 2 Disinfectants and Disinfection Byproducts Rule / Maximum Contaminant Level Violation, Average2018-07-01 – 2018-09-30ResolvedYes2026Q3

Source dates and refresh checks

A refresh check is not a sample date. Publication periods, sample dates and checks are shown separately.

Administrative contact (EPA filing)

Dorrington, Gina: 805-667-4500

An administrative filing contact may not be a customer-service line. Confirm current contact details with the provider.

Official state resources · How to read these records