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WESTMORLAND, CITY OF

PWS ID: CA1310008 · WESTMORLAND, California 92281

WESTMORLAND, CITY OF serves 2,202 people in WESTMORLAND, California using Surface Water water sources. It has 60 recorded EPA violations, including 53 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WESTMORLAND, CITY OF

WESTMORLAND, CITY OF is a local-owned community water system that delivers drinking water to 2,202 residents in WESTMORLAND, California (Imperial County) through 606 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 60 total violations for this system , of which 53 (88%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 4 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is TTHM, recorded in 35 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across California, EPA tracks 7,249 public water systems serving 42,404,883 people, with 153,308 cumulative violations and 63,983 health-based violations on record. About 89% of systems in the state carry at least one violation, and state-wide the average per system is 21.1 violations. WESTMORLAND, CITY OF's 60 violations sit above the California average. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
2,202
Total Violations
60
Health-Based Violations
53
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
606
County
Imperial
School/Daycare
No
MCL Violations
35
Monitoring Violations
4
Treatment Tech Violations
18

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 35 2023
Surface Water Treatment Rule TT 15 1999
Lead and Copper Rule MR 4 2023
Interim Enhanced Surface Water Treatment Rule TT 2 2012
Public Notice Other 2 2011
LEAD AND COPPER RULE REVISIONS RPT 1 2024
LEAD AND COPPER RULE REVISIONS TT 1 2024

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for WESTMORLAND, CITY OF.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID CA1310008 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

California Drinking Water Authority

California State Water Resources Control Board — Division of Drinking Water is the primacy agency that licenses and inspects WESTMORLAND, CITY OF under EPA-delegated authority.

Open CA regulator portal

Source: California State Water Resources Control Board — Division of Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / CA1310008 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA1310008 / 5200
2023 TTHM MCL 35 SDWIS / CA1310008 / 2950
2023 Lead and Copper Rule MR 4 SDWIS / CA1310008 / 5000
2012 Interim Enhanced Surface Water Treatment Rule TT 2 SDWIS / CA1310008 / 0300
2011 Public Notice Other 2 SDWIS / CA1310008 / 7500
1999 Surface Water Treatment Rule TT 15 SDWIS / CA1310008 / 0200

How WESTMORLAND, CITY OF Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric WESTMORLAND, CITY OF California avg Federal benchmark
Total violations 60 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 53 8.8 Indicates a contaminant exceeded a federal MCL
PFAS detection None 64.4% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,202 5,850 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,249 regulated public water systems in California.

Federal MCL reference — Safe Drinking Water Act thresholds
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is WESTMORLAND, CITY OF water safe to drink?
WESTMORLAND, CITY OF (PWS ID: CA1310008) has 60 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,202 people using Surface Water sources.
How many people does WESTMORLAND, CITY OF serve?
WESTMORLAND, CITY OF serves 2,202 people in WESTMORLAND, California. It is a Local-owned system using Surface Water water sources with 606 service connections.
What type of violations does WESTMORLAND, CITY OF have?
WESTMORLAND, CITY OF has 60 total violations: 53 health-based violations (MCL exceedances or treatment failures), 4 monitoring/reporting violations, and 18 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WESTMORLAND, CITY OF water?
No PFAS testing data is available for WESTMORLAND, CITY OF under the EPA's UCMR5 monitoring program.
What water source does WESTMORLAND, CITY OF use?
WESTMORLAND, CITY OF uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from?
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial