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Lomita-City, Water Dept.

Published drinking-water records and contacts for Lomita-City, Water Dept.. System CA1910073. Review sources and dates; not a real-time water assessment.

System ID
CA1910073
State or territory
CA
Published population served
20256
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/L2026-01-06Cypress WTP / 1910073006
4:2 FTS< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
6:2 FTS< 0.005 µg/L0.005 µg/L2026-01-06Cypress WTP / 1910073006
8:2 FTS< 0.005 µg/L0.005 µg/L2026-01-06Cypress WTP / 1910073006
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2026-01-06Cypress WTP / 1910073006
ADONA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
HFPO-DA< 0.005 µg/L0.005 µg/L2026-01-06Cypress WTP / 1910073006
NEtFOSAA< 0.005 µg/L0.005 µg/L2026-01-06Cypress WTP / 1910073006
NFDHA< 0.02 µg/L0.02 µg/L2026-01-06Cypress WTP / 1910073006
NMeFOSAA< 0.006 µg/L0.006 µg/L2026-01-06Cypress WTP / 1910073006
PFBA< 0.005 µg/L0.005 µg/L2026-01-06Cypress WTP / 1910073006
PFBS< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFDA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFDoA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFEESA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFHpA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFHpS< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFHxA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFHxS< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFMBA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFMPA< 0.004 µg/L0.004 µg/L2026-01-06Cypress WTP / 1910073006
PFNA< 0.004 µg/L0.004 µg/L2026-01-06Cypress WTP / 1910073006
PFOA< 0.004 µg/L0.004 µg/L2026-01-06Cypress WTP / 1910073006
PFOS< 0.004 µg/L0.004 µg/L2026-01-06Cypress WTP / 1910073006
PFPeA< 0.003 µg/L0.003 µg/L2026-01-06Cypress WTP / 1910073006
PFPeS< 0.004 µg/L0.004 µg/L2026-01-06Cypress WTP / 1910073006
PFTA< 0.008 µg/L0.008 µg/L2026-01-06Cypress WTP / 1910073006
PFTrDA< 0.007 µg/L0.007 µg/L2026-01-06Cypress WTP / 1910073006
PFUnA< 0.002 µg/L0.002 µg/L2026-01-06Cypress WTP / 1910073006
lithium23.0 µg/L9 µg/L2026-01-06Cypress WTP / 1910073006

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/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) 0.005 mg/L2012-01-01 – 2014-12-312026Q3
Lead (PB90) 0 mg/L2009-01-01 – 2011-12-312026Q3
Lead (PB90) 0 mg/L2006-01-01 – 2008-12-312026Q3
Lead (PB90) 0.005 mg/L2006-01-01 – 2006-12-312026Q3
Lead (PB90) 0.005 mg/L2006-01-01 – 2006-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
CARBON, TOTAL0.80 MG/L2026-06-25WELL 5 GAC 50% TRAIN 1 / California DDW laboratory results
MONOCHLOROACETIC ACID< 2.000000000 UG/L2026-05-12DBPR Sample / California DDW laboratory results
TOTAL HALOACETIC ACIDS (HAA5)6.4 UG/L2026-05-12DBPR Sample / California DDW laboratory results
TTHM22.3 UG/L2026-05-12DBPR Sample / California DDW laboratory results
TTHM25.0 UG/L2026-05-12DBPR Sample / California DDW laboratory results
DIBROMOCHLOROMETHANE9.8 UG/L2026-05-12DBPR Sample / California DDW laboratory results
DIBROMOCHLOROMETHANE10.9 UG/L2026-05-12DBPR Sample / California DDW laboratory results
DICHLOROACETIC ACID2.7 UG/L2026-05-12DBPR Sample / California DDW laboratory results
MONOCHLOROACETIC ACID< 2.000000000 UG/L2026-05-12DBPR Sample / California DDW laboratory results
TRICHLOROACETIC ACID1.1 UG/L2026-05-12DBPR Sample / California DDW laboratory results
MONOCHLOROACETIC ACID< 2.000000000 UG/L2026-05-12DBPR Sample / California DDW laboratory results
BROMOFORM3.4 UG/L2026-05-12DBPR 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

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
Volatile Organic Chemicals / Monitoring, Regular2018-07-01 – 2019-03-31ResolvedNo2026Q3

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)

Fraley, Deanna: 310-325-7110

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