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PublicWater Watch

Top Industries Ws

Published drinking-water records and contacts for Top Industries Ws. System CA2704623. Review sources and dates; not a real-time water assessment.

System ID
CA2704623
State or territory
CA
Published population served
50
System type (source code)
NTNCWS

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

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) 0.0006 mg/L2026-01-01 – 2028-12-312026Q3
Lead (PB90) 0.0087 mg/L2023-01-01 – 2025-12-312026Q3
Copper (CU90) 1.395 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0.0034 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0.0021 mg/L2019-07-01 – 2019-12-312026Q3
Lead (PB90) 0 mg/L2019-01-01 – 2019-06-302026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
NITRATE3.7 MG/L2026-07-14TREATMENT PLANT- NITRATE RO / California DDW laboratory results
NITRATE3.3 MG/L2026-07-08TREATMENT PLANT- NITRATE RO / California DDW laboratory results
NITRATE3.5 MG/L2026-07-02TREATMENT PLANT- NITRATE RO / California DDW laboratory results
NITRATE3.2 MG/L2026-06-25TREATMENT PLANT- NITRATE RO / California DDW laboratory results
NITRATE3.2 MG/L2026-06-19TREATMENT PLANT- NITRATE RO / California DDW laboratory results
NITRATE3.5 MG/L2026-06-11TREATMENT PLANT- NITRATE RO / California DDW laboratory results
NITRATE18.4 MG/L2026-06-11WELL 01 / California DDW laboratory results
NITRATE2.8 MG/L2026-06-05TREATMENT PLANT- NITRATE RO / California DDW laboratory results
LEAD< 1.000000000 UG/L2026-06-01LCR Tap Sample / California DDW laboratory results
COPPER, FREE123 UG/L2026-06-01LCR Tap Sample / California DDW laboratory results
COPPER, FREE173 UG/L2026-06-01LCR Tap Sample / California DDW laboratory results
COPPER, FREE47 UG/L2026-06-01LCR Tap Sample / 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

20 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
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2024-10-01 – 2024-12-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2024-07-01 – 2024-09-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2024-04-01 – 2024-06-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2024-01-01 – 2024-03-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2023-10-01 – 2023-12-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2023-07-01 – 2023-09-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2023-04-01 – 2023-06-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2023-01-01 – 2023-03-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2022-10-01 – 2022-12-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2022-07-01 – 2022-09-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2022-04-01 – 2022-06-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2022-01-01 – 2022-03-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2021-10-01 – 2021-12-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2021-07-01 – 2021-09-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2021-04-01 – 2021-06-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2021-01-01 – 2021-03-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2020-10-01 – 2020-12-31ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2020-07-01 – 2020-09-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2020-04-01 – 2020-06-30ResolvedYes2026Q3
Nitrate Rule / Maximum Contaminant Level Violation, Single Sample2020-01-01 – 2020-03-31ResolvedYes2026Q3

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)

Boggs, Chris: 805-712-3103

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