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Desert Water Agency

Published drinking-water records and contacts for Desert Water Agency. System CA3310005. Review sources and dates; not a real-time water assessment.

System ID
CA3310005
State or territory
CA
Published population served
74807
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/L2024-06-21Chino West / 3310005042
4:2 FTS< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
6:2 FTS< 0.005 µg/L0.005 µg/L2024-06-21Chino West / 3310005042
8:2 FTS< 0.005 µg/L0.005 µg/L2024-06-21Chino West / 3310005042
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2024-06-21Chino West / 3310005042
ADONA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
HFPO-DA< 0.005 µg/L0.005 µg/L2024-06-21Chino West / 3310005042
NEtFOSAA< 0.005 µg/L0.005 µg/L2024-06-21Snow Creek Treatment Plant / 3310005063
NFDHA< 0.02 µg/L0.02 µg/L2024-06-21Chino West / 3310005042
NMeFOSAA< 0.006 µg/L0.006 µg/L2024-06-21Chino West / 3310005042
PFBA< 0.005 µg/L0.005 µg/L2024-06-21Chino West / 3310005042
PFBS< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFDA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFDoA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFEESA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFHpA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFHpS< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFHxA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFHxS< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFMBA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFMPA< 0.004 µg/L0.004 µg/L2024-06-21Chino West / 3310005042
PFNA< 0.004 µg/L0.004 µg/L2024-06-21Chino West / 3310005042
PFOA< 0.004 µg/L0.004 µg/L2024-06-21Chino West / 3310005042
PFOS< 0.004 µg/L0.004 µg/L2024-06-21Chino West / 3310005042
PFPeA< 0.003 µg/L0.003 µg/L2024-06-21Chino West / 3310005042
PFPeS< 0.004 µg/L0.004 µg/L2024-06-21Chino West / 3310005042
PFTA< 0.008 µg/L0.008 µg/L2024-06-21Chino West / 3310005042
PFTrDA< 0.007 µg/L0.007 µg/L2024-06-21Snow Creek Treatment Plant / 3310005063
PFUnA< 0.002 µg/L0.002 µg/L2024-06-21Chino West / 3310005042
lithium< 9 µg/L9 µg/L2024-03-06Snow Creek Treatment Plant / 3310005063

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/L2022-01-01 – 2024-12-312026Q3
Lead (PB90) 0 mg/L2019-01-01 – 2021-12-312026Q3
Lead (PB90) 0 mg/L2016-01-01 – 2018-12-312026Q3
Lead (PB90) 0 mg/L2013-01-01 – 2015-12-312026Q3
Lead (PB90) 0 mg/L2010-01-01 – 2012-12-312026Q3
Lead (PB90) 0 mg/L2007-01-01 – 2009-12-312026Q3
Lead (PB90) 0.005 mg/L2006-01-01 – 2006-12-312026Q3
Lead (PB90) 0 mg/L2004-01-01 – 2006-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
PERFLUOROOCTANE SULFONIC ACID 6:2 FTS< 4.300000000 NG/L2026-05-19WELL 34 / California DDW laboratory results
PERFLUOROHEPTANESULFONIC ACID (PFHPS)< 1.700000000 NG/L2026-05-19WELL 32 / California DDW laboratory results
PERFLUOROBUTANE SULFONIC ACID (PFBS)< 1.700000000 NG/L2026-05-19WELL 35 / California DDW laboratory results
PERFLUORO PFMPA< 1.700000000 NG/L2026-05-19WELL 22 / California DDW laboratory results
PERFLUOROOCTANE SULFONIC ACID 6:2 FTS< 4.400000000 NG/L2026-05-19WELL 40 / California DDW laboratory results
PERFLUORODECANE SULFONIC ACID 8:2 FTS< 4.300000000 NG/L2026-05-19WELL 39 / California DDW laboratory results
PERFLUOROCTANE SULFONIC ACID (PFOS)< 1.700000000 NG/L2026-05-19WELL 35 / California DDW laboratory results
PERFLUORONONANOIC ACID (PFNA)< 1.700000000 NG/L2026-05-19WELL 32 / California DDW laboratory results
PERFLUORO PFMBA< 1.800000000 NG/L2026-05-19WELL 43 / California DDW laboratory results
PERFLUOROHEPTANESULFONIC ACID (PFHPS)< 1.700000000 NG/L2026-05-19WELL 22 / California DDW laboratory results
9CL-PF3ONS< 1.700000000 NG/L2026-05-19WELL 35 / California DDW laboratory results
PERFLUOROUNDECANOIC ACID (PFUNA)< 1.700000000 NG/L2026-05-19WELL 34 / 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 / Monitoring, Routine (IDSE)2018-01-01 – 2018-03-31ResolvedNo2026Q3

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)

Saenz, Esther: 760-323-4971

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