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City of Waterford

Published drinking-water records and contacts for City of Waterford. System CA5010006. Review sources and dates; not a real-time water assessment.

System ID
CA5010006
State or territory
CA
Published population served
8788
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/L2024-09-17Well 286 / EP2
4:2 FTS< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
6:2 FTS< 0.005 µg/L0.005 µg/L2024-09-17Well 286 / EP2
8:2 FTS< 0.005 µg/L0.005 µg/L2024-09-17Well 286 / EP2
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2024-09-17Well 286 / EP2
ADONA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
HFPO-DA< 0.005 µg/L0.005 µg/L2024-09-17Well 286 / EP2
NEtFOSAA< 0.005 µg/L0.005 µg/L2024-09-17Well 286 / EP2
NFDHA< 0.02 µg/L0.02 µg/L2024-09-17Well 286 / EP2
NMeFOSAA< 0.006 µg/L0.006 µg/L2024-09-17Well 286 / EP2
PFBA< 0.005 µg/L0.005 µg/L2024-09-17Well 286 / EP2
PFBS< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFDA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFDoA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFEESA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFHpA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFHpS< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFHxA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFHxS< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFMBA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFMPA< 0.004 µg/L0.004 µg/L2024-09-17Well 286 / EP2
PFNA< 0.004 µg/L0.004 µg/L2024-09-17Well 286 / EP2
PFOA< 0.004 µg/L0.004 µg/L2024-09-17Well 286 / EP2
PFOS< 0.004 µg/L0.004 µg/L2024-09-17Well 286 / EP2
PFPeA< 0.003 µg/L0.003 µg/L2024-09-17Well 286 / EP2
PFPeS< 0.004 µg/L0.004 µg/L2024-09-17Well 286 / EP2
PFTA< 0.008 µg/L0.008 µg/L2024-09-17Well 286 / EP2
PFTrDA< 0.007 µg/L0.007 µg/L2024-09-17Well 286 / EP2
PFUnA< 0.002 µg/L0.002 µg/L2024-09-17Well 286 / EP2
lithium< 9 µg/L9 µg/L2024-09-17Well 286 / EP2

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) 0.000576 mg/L2021-01-01 – 2023-12-312026Q3
Lead (PB90) 0 mg/L2018-01-01 – 2020-12-312026Q3
Lead (PB90) 0 mg/L2015-01-01 – 2017-12-312026Q3
Lead (PB90) 0 mg/L2012-01-01 – 2014-12-312026Q3
Lead (PB90) 0 mg/L2009-01-01 – 2011-12-312026Q3
Lead (PB90) 0.0025 mg/L2008-01-01 – 2008-12-312026Q3
Lead (PB90) 0.0018 mg/L2006-01-01 – 2006-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
1,2-DIBROMO-3-CHLOROPROPANE0.081 UG/L2026-07-07WELL NO. 303 - RAW TO GAC / California DDW laboratory results
ETHYLENE DIBROMIDE< 0.020000000 UG/L2026-07-07WELL NO. 303 - RAW TO GAC / California DDW laboratory results
ETHYLENE DIBROMIDE< 0.020000000 UG/L2026-07-07WELL NO. 303 - TREATED - GAC / California DDW laboratory results
1,2-DIBROMO-3-CHLOROPROPANE0.081 UG/L2026-07-07WELL NO. 303 - TREATED - GAC / California DDW laboratory results
1,2-DIBROMO-3-CHLOROPROPANE< 0.010000000 UG/L2026-06-16WELL NO. 286 / California DDW laboratory results
ETHYLENE DIBROMIDE< 0.020000000 UG/L2026-06-16WELL NO. 286 / California DDW laboratory results
ADONA< 2.000000000 NG/L2026-06-09WELL NO. 303 - RAW TO GAC / California DDW laboratory results
HFPO-DA< 2.000000000 NG/L2026-06-09WELL NO. 242 / California DDW laboratory results
PERFLUOROBUTANE SULFONIC ACID (PFBS)< 2.000000000 NG/L2026-06-09WELL NO. 302 / California DDW laboratory results
PERFLUOROHEPTANOIC ACID (PFHPA)< 2.000000000 NG/L2026-06-09WELL NO. 286 / California DDW laboratory results
PERFLUOROUNDECANOIC ACID (PFUNA)< 2.000000000 NG/L2026-06-09WELL NO. 302 / California DDW laboratory results
11CL-PF3OUDS< 2.000000000 NG/L2026-06-09WELL NO. 302 / 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

4 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
Arsenic Rule / Maximum Contaminant Level Violation, Single Sample1988-02-01 – 1988-02-29ArchivedYes2026Q3
Inorganic Chemicals / Maximum Contaminant Level Violation, Single Sample1988-02-01 – 1988-02-29ArchivedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample1988-02-01 – 1988-02-29ArchivedYes2026Q3
Inorganic Chemicals / Maximum Contaminant Level Violation, Single Sample1988-02-01 – 1988-02-29ArchivedYes2026Q3

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)

Pitcock, Micheal: 209-874-2328

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