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Whittier-City, Water Dept.

Published drinking-water records and contacts for Whittier-City, Water Dept.. System CA1910173. Review sources and dates; not a real-time water assessment.

System ID
CA1910173
State or territory
CA
Published population served
49954
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/L2025-08-19Plant 2 / 1910173930
4:2 FTS< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
6:2 FTS< 0.005 µg/L0.005 µg/L2025-08-19Plant 2 / 1910173930
8:2 FTS< 0.005 µg/L0.005 µg/L2025-08-19Plant 2 / 1910173930
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-08-19Plant 2 / 1910173930
ADONA< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
HFPO-DA< 0.005 µg/L0.005 µg/L2025-08-19Plant 2 / 1910173930
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-08-19Plant 2 / 1910173930
NFDHA< 0.02 µg/L0.02 µg/L2025-08-19Plant 2 / 1910173930
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-08-19Plant 2 / 1910173930
PFBA0.013 µg/L0.005 µg/L2025-08-19Plant 2 / 1910173930
PFBS0.0055 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFDA< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFDoA< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFEESA< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFHpA< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFHpS< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFHxA0.0042 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFHxS< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFMBA< 0.003 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFMPA< 0.004 µg/L0.004 µg/L2025-08-19Plant 2 / 1910173930
PFNA< 0.004 µg/L0.004 µg/L2025-08-19Plant 2 / 1910173930
PFOA0.0075 µg/L0.004 µg/L2025-08-19Plant 2 / 1910173930
PFOS0.019 µg/L0.004 µg/L2025-08-19Plant 2 / 1910173930
PFPeA0.0048 µg/L0.003 µg/L2025-08-19Plant 2 / 1910173930
PFPeS< 0.004 µg/L0.004 µg/L2025-08-19Plant 2 / 1910173930
PFTA< 0.008 µg/L0.008 µg/L2025-08-19Plant 2 / 1910173930
PFTrDA< 0.007 µg/L0.007 µg/L2025-08-19Plant 2 / 1910173930
PFUnA< 0.002 µg/L0.002 µg/L2025-08-19Plant 2 / 1910173930
lithium< 9 µg/L9 µg/L2025-08-19Plant 2 / 1910173930

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) 0.0015 mg/L2017-01-01 – 2019-12-312026Q3
Lead (PB90) 0.0034 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0.0056 mg/L2011-01-01 – 2013-12-312026Q3
Lead (PB90) 0.002 mg/L2008-01-01 – 2010-12-312026Q3
Lead (PB90) 0.005 mg/L2008-01-01 – 2008-12-312026Q3
Lead (PB90) 0.003 mg/L2005-01-01 – 2007-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
11CL-PF3OUDS< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN E LEAD VESSEL EFFLUENT / California DDW laboratory results
NONAFLUORO NFDHA< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN C LEAD VESSEL 50% PORT / California DDW laboratory results
PERFLUOROOCTANE SULFONIC ACID 6:2 FTS< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN C LEAD VESSEL 50% PORT / California DDW laboratory results
HFPO-DA< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN D LEAD VESSEL 50% PORT / California DDW laboratory results
PERFLUOROPENTANOIC ACID (PFPEA)3.0 NG/L2026-07-07WGTS GAC TRAIN E LEAD VESSEL 50% PORT / California DDW laboratory results
PERFLUORODODECANOIC ACID (PFDOA)< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN D LEAD VESSEL EFFLUENT / California DDW laboratory results
PERFLUOROBUTANE SULFONIC ACID (PFBS)< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN A LEAD VESSEL EFFLUENT / California DDW laboratory results
PERFLUORODODECANOIC ACID (PFDOA)< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN D LEAD VESSEL 50% PORT / California DDW laboratory results
PERFLUORODECANOIC ACID (PFDA)< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN A LEAD VESSEL 50% PORT / California DDW laboratory results
PERFLUOROHEPTANESULFONIC ACID (PFHPS)< 2.000000000 NG/L2026-07-07WGTS GAC COMBINED EFFLUENT / California DDW laboratory results
PERFLUOROHEXANE SULFONIC ACID 4:2 FTS< 2.000000000 NG/L2026-07-07PUMPING PLANT NO 2 FOREBAY EFFLUENT / California DDW laboratory results
11CL-PF3OUDS< 2.000000000 NG/L2026-07-07WGTS GAC TRAIN A LEAD VESSEL 50% PORT / 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

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

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)

Cordero, Ray: 562-567-9566

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