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WESTLANDS WATER DISTRICT

PWS ID: CA1000361 · FRESNO, California 93755

WESTLANDS WATER DISTRICT serves 48 people in FRESNO, California using Surface Water water sources. It has 89 recorded EPA violations, including 64 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: WESTLANDS WATER DISTRICT

WESTLANDS WATER DISTRICT is a local-owned non-transient non-community water system that delivers drinking water to 48 residents in FRESNO, California (Fresno County) through 3 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 89 total violations for this system , of which 64 (72%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is TTHM, recorded in 57 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. WESTLANDS WATER DISTRICT's 89 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
48
Total Violations
89
Health-Based Violations
64
Water Source
Surface Water

System Details

System Type
Non-Transient Non-Community
Owner Type
Local
Connections
3
County
Fresno
School/Daycare
No
MCL Violations
59
Monitoring Violations
1
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 57 2016
Surface Water Treatment Rule TT 5 2009
Total Haloacetic Acids (HAA5) MCL 2 2019
Lead and Copper Rule MR 1 1993

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 WESTLANDS WATER DISTRICT.

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 CA1000361 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 WESTLANDS WATER DISTRICT 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
2019 Total Haloacetic Acids (HAA5) MCL 2 SDWIS / CA1000361 / 2456
2016 TTHM MCL 57 SDWIS / CA1000361 / 2950
2009 Surface Water Treatment Rule TT 5 SDWIS / CA1000361 / 0200
1993 Lead and Copper Rule MR 1 SDWIS / CA1000361 / 5000

How WESTLANDS WATER DISTRICT Compares

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

Metric WESTLANDS WATER DISTRICT California avg Federal benchmark
Total violations 89 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 64 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 48 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 WESTLANDS WATER DISTRICT water safe to drink?
WESTLANDS WATER DISTRICT (PWS ID: CA1000361) has 89 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 48 people using Surface Water sources.
How many people does WESTLANDS WATER DISTRICT serve?
WESTLANDS WATER DISTRICT serves 48 people in FRESNO, California. It is a Local-owned system using Surface Water water sources with 3 service connections.
What type of violations does WESTLANDS WATER DISTRICT have?
WESTLANDS WATER DISTRICT has 89 total violations: 64 health-based violations (MCL exceedances or treatment failures), 1 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in WESTLANDS WATER DISTRICT water?
No PFAS testing data is available for WESTLANDS WATER DISTRICT under the EPA's UCMR5 monitoring program.
What water source does WESTLANDS WATER DISTRICT use?
WESTLANDS WATER DISTRICT uses Surface Water as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.

Explore PlainWater

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