An independent public resourceEnglish Español
PublicWater Watch

Padre Dam Mwd

Published drinking-water records and contacts for Padre Dam Mwd. System CA3710037. Review sources and dates; not a real-time water assessment.

System ID
CA3710037
State or territory
CA
Published population served
93980
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.

Read the provider’s annual water quality report

Report link listed: 2026-10-05. This is not the report’s sampling date.

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/L2023-11-15SDCWA Intertie / 3710037001
4:2 FTS< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
6:2 FTS< 0.005 µg/L0.005 µg/L2023-11-15SDCWA Intertie / 3710037002
8:2 FTS< 0.005 µg/L0.005 µg/L2023-11-15SDCWA Intertie / 3710037002
9Cl-PF3ONS< 0.002 µg/L0.002 µg/L2023-11-15SDCWA Intertie / 3710037001
ADONA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037001
HFPO-DA< 0.005 µg/L0.005 µg/L2023-11-15SDCWA Intertie / 3710037001
NEtFOSAA< 0.005 µg/L0.005 µg/L2023-11-15SDCWA Intertie / 3710037002
NFDHA< 0.02 µg/L0.02 µg/L2023-11-15SDCWA Intertie / 3710037001
NMeFOSAA< 0.006 µg/L0.006 µg/L2023-11-15SDCWA Intertie / 3710037002
PFBA< 0.005 µg/L0.005 µg/L2023-11-15SDCWA Intertie / 3710037001
PFBS< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037001
PFDA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFDoA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFEESA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFHpA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037001
PFHpS< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFHxA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFHxS< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFMBA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037001
PFMPA< 0.004 µg/L0.004 µg/L2023-11-15SDCWA Intertie / 3710037001
PFNA< 0.004 µg/L0.004 µg/L2023-11-15SDCWA Intertie / 3710037001
PFOA< 0.004 µg/L0.004 µg/L2023-11-15SDCWA Intertie / 3710037002
PFOS< 0.004 µg/L0.004 µg/L2023-11-15SDCWA Intertie / 3710037002
PFPeA< 0.003 µg/L0.003 µg/L2023-11-15SDCWA Intertie / 3710037002
PFPeS< 0.004 µg/L0.004 µg/L2023-11-15SDCWA Intertie / 3710037001
PFTA< 0.008 µg/L0.008 µg/L2023-11-15SDCWA Intertie / 3710037001
PFTrDA< 0.007 µg/L0.007 µg/L2023-11-15SDCWA Intertie / 3710037002
PFUnA< 0.002 µg/L0.002 µg/L2023-11-15SDCWA Intertie / 3710037001
lithium13 µg/L9 µg/L2023-11-15SDCWA Intertie / 3710037001

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) 0.0011 mg/L2023-01-01 – 2025-12-312026Q3
Lead (PB90) 0.002 mg/L2020-01-01 – 2022-12-312026Q3
Lead (PB90) 0 mg/L2017-01-01 – 2019-12-312026Q3
Lead (PB90) 0 mg/L2014-01-01 – 2016-12-312026Q3
Lead (PB90) 0 mg/L2016-01-01 – 2016-06-302026Q3
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
Twelve most recent imported state laboratory records
SubstancePublished resultSample dateLocation / source
BROMOFORM3.6 UG/L2026-05-13DBPR Sample / California DDW laboratory results
TTHM7.8 UG/L2026-05-13DBPR Sample / California DDW laboratory results
CHLOROFORM1.3 UG/L2026-05-13DBPR Sample / California DDW laboratory results
DIBROMOACETIC ACID2.3 UG/L2026-05-13DBPR Sample / California DDW laboratory results
MONOCHLOROACETIC ACID< 2.000000000 UG/L2026-05-13DBPR Sample / California DDW laboratory results
DIBROMOACETIC ACID< 1.000000000 UG/L2026-05-13DBPR Sample / California DDW laboratory results
MONOCHLOROACETIC ACID< 2.000000000 UG/L2026-05-13DBPR Sample / California DDW laboratory results
MONOBROMOACETIC ACID< 1.000000000 UG/L2026-05-13DBPR Sample / California DDW laboratory results
DIBROMOCHLOROMETHANE7.1 UG/L2026-05-13DBPR Sample / California DDW laboratory results
MONOBROMOACETIC ACID< 1.000000000 UG/L2026-05-13DBPR Sample / California DDW laboratory results
DIBROMOACETIC ACID< 1.000000000 UG/L2026-05-13DBPR Sample / California DDW laboratory results
MONOCHLOROACETIC ACID< 2.000000000 UG/L2026-05-13DBPR 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

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)

Swanson, Kyle: 619-258-4673

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