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Maywood Mutual Water Co. #3

Published drinking-water records and contacts for Maywood Mutual Water Co. #3. System CA1910086. Review sources and dates; not a real-time water assessment.

System ID
CA1910086
State or territory
CA
Published population served
6059
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/L2025-08-11Plant #1 / EP01
4:2 FTS< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
6:2 FTS< 0.005 µg/L0.005 µg/L2025-08-11Plant #1 / EP01
8:2 FTS< 0.005 µg/L0.005 µg/L2025-08-11Plant #1 / EP01
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2025-08-11Plant #1 / EP01
ADONA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
HFPO-DA< 0.005 µg/L0.005 µg/L2025-08-11Plant #1 / EP01
NEtFOSAA< 0.005 µg/L0.005 µg/L2025-08-11Plant #1 / EP01
NFDHA< 0.02 µg/L0.02 µg/L2025-08-11Plant #1 / EP01
NMeFOSAA< 0.006 µg/L0.006 µg/L2025-08-11Plant #1 / EP01
PFBA< 0.005 µg/L0.005 µg/L2025-08-11Plant #1 / EP01
PFBS< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFDA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFDoA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFEESA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFHpA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFHpS< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFHxA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFHxS0.0061 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFMBA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFMPA< 0.004 µg/L0.004 µg/L2025-08-11Plant #1 / EP01
PFNA< 0.004 µg/L0.004 µg/L2025-08-11Plant #1 / EP01
PFOA0.0073 µg/L0.004 µg/L2025-08-11Plant #1 / EP01
PFOS0.0264 µg/L0.004 µg/L2025-08-11Plant #1 / EP01
PFPeA< 0.003 µg/L0.003 µg/L2025-08-11Plant #1 / EP01
PFPeS< 0.004 µg/L0.004 µg/L2025-08-11Plant #1 / EP01
PFTA< 0.008 µg/L0.008 µg/L2025-08-11Plant #1 / EP01
PFTrDA< 0.007 µg/L0.007 µg/L2025-08-11Plant #1 / EP01
PFUnA< 0.002 µg/L0.002 µg/L2025-08-11Plant #1 / EP01
lithium< 9 µg/L9 µg/L2025-08-11Plant #1 / EP01

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/L2021-01-01 – 2023-12-312026Q3
Lead (PB90) 0 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0 mg/L2011-01-01 – 2013-12-312026Q3
Lead (PB90) 0 mg/L2008-01-01 – 2010-12-312026Q3
Lead (PB90) 0 mg/L2005-01-01 – 2007-12-312026Q3
Lead (PB90) 0 mg/L2002-01-01 – 2004-12-312026Q3
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
TRICHLOROETHYLENE1.3 UG/L2026-06-24WAREHOUSE WELL 07 / California DDW laboratory results
TURBIDITY0.10 NTU2026-05-20WAREHOUSE WELL 07 / California DDW laboratory results
TURBIDITY0.20 NTU2026-05-20DISTRICT WELL 04 / California DDW laboratory results
ODOR2.0 TON2026-05-20DISTRICT WELL 04 / California DDW laboratory results
COLOR13 UNITS2026-05-20DISTRICT WELL 04 / California DDW laboratory results
ODOR< 1.000000000 TON2026-05-20WAREHOUSE WELL 07 / California DDW laboratory results
TRICHLOROETHYLENE1.3 UG/L2026-05-20WAREHOUSE WELL 07 / California DDW laboratory results
COLOR< 3.000000000 UNITS2026-05-20WAREHOUSE WELL 07 / California DDW laboratory results
COLOR< 3.000000000 UNITS2026-04-27WAREHOUSE WELL 07 / California DDW laboratory results
ODOR< 1.000000000 TON2026-04-27WAREHOUSE WELL 07 / California DDW laboratory results
IRON38 UG/L2026-04-27WAREHOUSE WELL 07 / California DDW laboratory results
ALUMINUM< 50.000000000 UG/L2026-04-27WAREHOUSE WELL 07 / 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
Lead and Copper Rule / Follow-up Or Routine LCR Tap M/R2019-10-01 – —ResolvedNo2026Q3

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)

Headley, Veronica: 323-560-3657

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