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TOOLEVILLE MUTUAL NON PROFIT WATER ASSN

PWS ID: CA5400567 · EXETER, California 93221

TOOLEVILLE MUTUAL NON PROFIT WATER ASSN serves 340 people in EXETER, California using Groundwater water sources. It has 79 recorded EPA violations, including 49 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TOOLEVILLE MUTUAL NON PROFIT WATER ASSN

TOOLEVILLE MUTUAL NON PROFIT WATER ASSN is a private-owned community water system that delivers drinking water to 340 residents in EXETER, California (Tulare County) through 77 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 79 total violations for this system , of which 49 (62%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 15 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 Coliform (TCR), recorded in 37 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. TOOLEVILLE MUTUAL NON PROFIT WATER ASSN's 79 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
340
Total Violations
79
Health-Based Violations
49
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
77
County
Tulare
School/Daycare
No
MCL Violations
48
Monitoring Violations
15
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 37 2013
Coliform (TCR) MR 12 2011
Nitrate MCL 11 2007
Gross Alpha, Excl. Radon and U MR 2 1981
LEAD AND COPPER RULE REVISIONS RPT 1 2024
Lead and Copper Rule MR 1 1993
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 TOOLEVILLE MUTUAL NON PROFIT WATER ASSN.

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 CA5400567 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 TOOLEVILLE MUTUAL NON PROFIT WATER ASSN 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 / CA5400567 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / CA5400567 / 5200
2013 Coliform (TCR) MCL 37 SDWIS / CA5400567 / 3100
2011 Coliform (TCR) MR 12 SDWIS / CA5400567 / 3100
2007 Nitrate MCL 11 SDWIS / CA5400567 / 1040
1993 Lead and Copper Rule MR 1 SDWIS / CA5400567 / 5000
1981 Gross Alpha, Excl. Radon and U MR 2 SDWIS / CA5400567 / 4000

How TOOLEVILLE MUTUAL NON PROFIT WATER ASSN Compares

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

Metric TOOLEVILLE MUTUAL NON PROFIT WATER ASSN California avg Federal benchmark
Total violations 79 21.1 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 49 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 340 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 TOOLEVILLE MUTUAL NON PROFIT WATER ASSN water safe to drink?
TOOLEVILLE MUTUAL NON PROFIT WATER ASSN (PWS ID: CA5400567) has 79 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 340 people using Groundwater sources.
How many people does TOOLEVILLE MUTUAL NON PROFIT WATER ASSN serve?
TOOLEVILLE MUTUAL NON PROFIT WATER ASSN serves 340 people in EXETER, California. It is a Private-owned system using Groundwater water sources with 77 service connections.
What type of violations does TOOLEVILLE MUTUAL NON PROFIT WATER ASSN have?
TOOLEVILLE MUTUAL NON PROFIT WATER ASSN has 79 total violations: 49 health-based violations (MCL exceedances or treatment failures), 15 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TOOLEVILLE MUTUAL NON PROFIT WATER ASSN water?
No PFAS testing data is available for TOOLEVILLE MUTUAL NON PROFIT WATER ASSN under the EPA's UCMR5 monitoring program.
What water source does TOOLEVILLE MUTUAL NON PROFIT WATER ASSN use?
TOOLEVILLE MUTUAL NON PROFIT WATER ASSN 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.

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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