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Golden State Water Co. - Cordova

Published drinking-water records and contacts for Golden State Water Co. - Cordova. System CA3410015. Review sources and dates; not a real-time water assessment.

System ID
CA3410015
State or territory
CA
Published population served
47161
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/L2024-08-27Coloma WTP / 3410015805
4:2 FTS< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
6:2 FTS< 0.005 µg/L0.005 µg/L2024-08-27Coloma WTP / 3410015805
8:2 FTS< 0.005 µg/L0.005 µg/L2024-08-27Coloma WTP / 3410015805
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2024-08-27Coloma WTP / 3410015805
ADONA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
HFPO-DA< 0.005 µg/L0.005 µg/L2024-08-27Coloma WTP / 3410015805
NEtFOSAA< 0.005 µg/L0.005 µg/L2024-08-27Coloma WTP / 3410015805
NFDHA< 0.02 µg/L0.02 µg/L2024-08-27Coloma WTP / 3410015805
NMeFOSAA< 0.006 µg/L0.006 µg/L2024-08-27Coloma WTP / 3410015805
PFBA< 0.005 µg/L0.005 µg/L2024-08-27Coloma WTP / 3410015805
PFBS< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFDA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFDoA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFEESA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFHpA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFHpS< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFHxA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFHxS< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFMBA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFMPA< 0.004 µg/L0.004 µg/L2024-08-27Coloma WTP / 3410015805
PFNA< 0.004 µg/L0.004 µg/L2024-08-27Coloma WTP / 3410015805
PFOA< 0.004 µg/L0.004 µg/L2024-08-27Coloma WTP / 3410015805
PFOS< 0.004 µg/L0.004 µg/L2024-08-27Coloma WTP / 3410015805
PFPeA< 0.003 µg/L0.003 µg/L2024-08-27Coloma WTP / 3410015805
PFPeS< 0.004 µg/L0.004 µg/L2024-08-27Coloma WTP / 3410015805
PFTA< 0.008 µg/L0.008 µg/L2024-08-27Coloma WTP / 3410015805
PFTrDA< 0.007 µg/L0.007 µg/L2024-08-27Coloma WTP / 3410015805
PFUnA< 0.002 µg/L0.002 µg/L2024-08-27Coloma WTP / 3410015805
lithium< 9 µg/L9 µg/L2024-08-27Coloma WTP / 3410015805

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/L2021-01-01 – 2023-12-312026Q3
Lead (PB90) 0.0014 mg/L2019-01-01 – 2021-12-312026Q3
Lead (PB90) 0 mg/L2018-01-01 – 2018-06-302026Q3
Lead (PB90) 0 mg/L2015-01-01 – 2017-12-312026Q3
Lead (PB90) 0.0051 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0.0029 mg/L2006-01-01 – 2008-12-312026Q3
Lead (PB90) 0.0024 mg/L2006-01-01 – 2006-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
TRICHLOROETHYLENE< 0.500000000 UG/L2026-07-07WELL 18 - MATHER FIELD RAW UNTREATED / California DDW laboratory results
PERCHLORATE2.6 UG/L2026-07-07WELL 18 - LEAD ION EXCHANGE FILTER / California DDW laboratory results
PERCHLORATE< 0.500000000 UG/L2026-07-07WELL 18 - LAG ION EXCHANGE FILTER / California DDW laboratory results
N-NITROSODIMETHYLAMINE< 0.002100000 UG/L2026-07-07WELL 25 - CHURCH WELL RAW / California DDW laboratory results
PERCHLORATE< 0.500000000 UG/L2026-07-07WELL 23 - CAPITAL RAW UNTREATED / California DDW laboratory results
TETRACHLOROETHYLENE< 0.500000000 UG/L2026-07-07WELL 24 - PASEO - RAW / California DDW laboratory results
TETRACHLOROETHYLENE< 0.500000000 UG/L2026-07-07WELL 18 - MATHER FIELD RAW UNTREATED / California DDW laboratory results
TETRACHLOROETHYLENE< 0.500000000 UG/L2026-07-07WELL 08 - AGNES / California DDW laboratory results
NITRATE1.5 MG/L2026-07-07WELL 18 - LEAD ION EXCHANGE FILTER / California DDW laboratory results
1,4-DIOXANE< 0.069000000 UG/L2026-07-07WELL 18 - MATHER FIELD RAW UNTREATED / California DDW laboratory results
TRICHLOROETHYLENE< 0.500000000 UG/L2026-07-07WELL 25 - CHURCH WELL RAW / California DDW laboratory results
1,4-DIOXANE0.16 UG/L2026-07-07WELL 08 - AGNES / 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)

Miller, Lisa: 916-853-3632

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