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Lake Hemet Mwd

Published drinking-water records and contacts for Lake Hemet Mwd. System CA3310022. Review sources and dates; not a real-time water assessment.

System ID
CA3310022
State or territory
CA
Published population served
52913
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.

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/L2025-03-03Webcor Well / 3310022805
4:2 FTS< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
6:2 FTS< 0.005 µg/L0.005 µg/L2025-03-03Webcor Well / 3310022805
8:2 FTS< 0.005 µg/L0.005 µg/L2025-03-03Webcor Well / 3310022805
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-03-03Webcor Well / 3310022805
ADONA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
HFPO-DA< 0.005 µg/L0.005 µg/L2025-03-03Webcor Well / 3310022805
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-03-03Webcor Well / 3310022805
NFDHA< 0.02 µg/L0.02 µg/L2025-03-03Webcor Well / 3310022805
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-03-03Webcor Well / 3310022805
PFBA< 0.005 µg/L0.005 µg/L2025-03-03Webcor Well / 3310022805
PFBS< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFDA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFDoA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFEESA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFHpA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFHpS< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFHxA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFHxS< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFMBA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFMPA< 0.004 µg/L0.004 µg/L2025-03-03Webcor Well / 3310022805
PFNA< 0.004 µg/L0.004 µg/L2025-03-03Webcor Well / 3310022805
PFOA< 0.004 µg/L0.004 µg/L2025-03-03Webcor Well / 3310022805
PFOS< 0.004 µg/L0.004 µg/L2025-03-03Webcor Well / 3310022805
PFPeA< 0.003 µg/L0.003 µg/L2025-03-03Webcor Well / 3310022805
PFPeS< 0.004 µg/L0.004 µg/L2025-03-03Webcor Well / 3310022805
PFTA< 0.008 µg/L0.008 µg/L2025-03-03Webcor Well / 3310022805
PFTrDA< 0.007 µg/L0.007 µg/L2025-03-03Webcor Well / 3310022805
PFUnA< 0.002 µg/L0.002 µg/L2025-03-03Webcor Well / 3310022805
lithium< 9 µg/L9 µg/L2025-03-03Webcor Well / 3310022805

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/L2023-01-01 – 2025-12-312026Q3
Lead (PB90) 0 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0 mg/L2017-01-01 – 2019-12-312026Q3
Lead (PB90) 0 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0 mg/L2011-01-01 – 2013-12-312026Q3
Lead (PB90) 0.0093 mg/L2008-01-01 – 2010-12-312026Q3
Lead (PB90) 0 mg/L2005-01-01 – 2007-12-312026Q3
Lead (PB90) 0.005 mg/L2004-01-01 – 2004-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
NITRATE3.5 MG/L2026-07-01WELL 10 / California DDW laboratory results
THALLIUM, TOTAL< 1.000000000 UG/L2026-07-01WELL 04 / California DDW laboratory results
CADMIUM< 1.000000000 UG/L2026-07-01WELL 04 / California DDW laboratory results
IRON< 100.000000000 UG/L2026-07-01WELL 09 / California DDW laboratory results
PH7.0 PH2026-07-01WELL 04 / California DDW laboratory results
NICKEL< 10.000000000 UG/L2026-07-01WELL 04 / California DDW laboratory results
IRON< 100.000000000 UG/L2026-07-01WELL 04 / California DDW laboratory results
FLUORIDE0.30 MG/L2026-07-01WELL 04 / California DDW laboratory results
SELENIUM< 5.000000000 UG/L2026-07-01WELL 04 / California DDW laboratory results
VANADIUM, TOTAL75 UG/L2026-07-01WELL 16 / California DDW laboratory results
VANADIUM, TOTAL6.2 UG/L2026-07-01WELL 04 / California DDW laboratory results
ALKALINITY, CARBONATE< 5.000000000 MG/L2026-07-01WELL 04 / 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

2 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
Ground Water Rule / Monitoring, Source Water (GWR)2022-07-01 – —ResolvedNo2026Q3
Revised Total Coliform Rule / Maximum Contaminant Level Violation, E. coli (RTCR)2022-06-01 – 2022-06-30ResolvedYes2026Q3

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)

Gow, Mike: 951-658-3241

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