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Community Water System · PWS CA3310047

Cabazon Water District

Cabazon, California 92230 - drinking water served from groundwater sources to 2,010 people, tracked in EPA SDWIS and UCMR5.

2,010
People served
59
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 59 drinking-water violations at Cabazon Water District, 17% of them health-based - above the California per-system average.

59
Total EPA violations on record
17%
Health-based (MCL / treatment failure)
2,010
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Cabazon Water District

Cabazon Water District is a local-owned community water system that delivers drinking water to 2,010 residents in Cabazon, California (Riverside County) through 948 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 59 total violations for this system , of which 10 (17%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 49 monitoring and reporting violations are on file. The most recent violation on record dates to 2013.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 8 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. Statewide, 447 of 694 UCMR5-tested systems have reported PFAS detections (64.4%).

Cabazon Water District's 59 violations sit above the California average.

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
2,010
Total Violations
59
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
948
County
Riverside
School/Daycare
No
MCL Violations
8
Monitoring Violations
49
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 8 2013
Coliform (TCR) MR 6 2002
Nitrate MR 6 2013
Lead and Copper Rule MR 5 2011
TTHM MR 2 2006
Surface Water Treatment Rule TT 2 1993
Arsenic MR 2 2009
Chromium MR 2 2009
Mercury MR 2 2009
Nitrite MR 2 2009
Beryllium, Total MR 2 2009
Thallium, Total MR 2 2009
Selenium MR 2 2009
Fluoride MR 2 2009
ETHYLENE DIBROMIDE MR 2 2006
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2006
Barium MR 2 2009
E. COLI MR 2 2013
Nickel MR 2 2009
Cadmium MR 2 2009
Antimony, Total MR 2 2009

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 Cabazon 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 CA3310047 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 Cabazon 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
2013 Coliform (TCR) MCL 8 SDWIS / CA3310047 / 3100
2013 Nitrate MR 6 SDWIS / CA3310047 / 1040
2013 E. COLI MR 2 SDWIS / CA3310047 / 3014
2011 Lead and Copper Rule MR 5 SDWIS / CA3310047 / 5000
2009 Arsenic MR 2 SDWIS / CA3310047 / 1005
2009 Chromium MR 2 SDWIS / CA3310047 / 1020
2009 Mercury MR 2 SDWIS / CA3310047 / 1035
2009 Nitrite MR 2 SDWIS / CA3310047 / 1041
2009 Beryllium, Total MR 2 SDWIS / CA3310047 / 1075
2009 Thallium, Total MR 2 SDWIS / CA3310047 / 1085
2009 Selenium MR 2 SDWIS / CA3310047 / 1045
2009 Fluoride MR 2 SDWIS / CA3310047 / 1025
2009 Barium MR 2 SDWIS / CA3310047 / 1010
2009 Nickel MR 2 SDWIS / CA3310047 / 1036
2009 Cadmium MR 2 SDWIS / CA3310047 / 1015

How Cabazon Water District Compares

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

Metric Cabazon Water District California avg Federal benchmark
Total violations 59 21.1 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 10 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 2,010 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Cabazon Water District water safe to drink? ▼
Cabazon Water District (PWS ID: CA3310047) has 59 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,010 people using Groundwater sources.
How many people does Cabazon Water District serve? ▼
Cabazon Water District serves 2,010 people in Cabazon, California. It is a Local-owned system using Groundwater water sources with 948 service connections.
What type of violations does Cabazon Water District have? ▼
Cabazon Water District has 59 total violations: 10 health-based violations (MCL exceedances or treatment failures), 49 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Cabazon Water District water? ▼
No PFAS testing data is available for Cabazon Water District under the EPA's UCMR5 monitoring program.
What water source does Cabazon Water District use? ▼
Cabazon Water District uses Groundwater 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.