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THACKERVILLE

PWS ID: OK2004303 · THACKERVILLE, Oklahoma 73459

THACKERVILLE serves 2,000 people in THACKERVILLE, Oklahoma using Groundwater water sources. It has 125 recorded EPA violations, including 11 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: THACKERVILLE

THACKERVILLE is a local-owned community water system that delivers drinking water to 2,000 residents in THACKERVILLE, Oklahoma (Love County) through 1,138 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 125 total violations for this system , of which 11 (9%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 101 monitoring and reporting violations are on file. The most recent violation on record dates to 2016.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 11 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 Oklahoma, EPA tracks 1,262 public water systems serving 3,699,452 people, with 336,706 cumulative violations and 113,804 health-based violations on record. About 98% of systems in the state carry at least one violation, and state-wide the average per system is 266.8 violations. THACKERVILLE's 125 violations sit below the Oklahoma average. Statewide, 101 of 166 UCMR5-tested systems have reported PFAS detections (60.8%). 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
2,000
Total Violations
125
Health-Based Violations
11
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,138
County
Love
School/Daycare
No
MCL Violations
11
Monitoring Violations
101
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 11 2012
1,2,4-Trichlorobenzene MR 4 2003
Xylenes, Total MR 4 2003
Vinyl chloride MR 4 2003
trans-1,2-Dichloroethylene MR 4 2003
Carbon tetrachloride MR 4 2003
1,2-Dichloropropane MR 4 2003
Tetrachloroethylene MR 4 2003
CHLOROBENZENE MR 4 2003
Toluene MR 4 2003
Ethylbenzene MR 4 2003
Combined Uranium MR 4 2016
Combined Radium (-226 and -228) MR 4 2016
Gross Beta Particle Activity MR 4 2016
p-Dichlorobenzene MR 4 2003
Trichloroethylene MR 4 2003
1,1-Dichloroethylene MR 4 2003
Coliform (TCR) MR 4 2010
Gross Alpha, Excl. Radon and U MR 4 2016
DICHLOROMETHANE MR 4 2003
1,1,2-Trichloroethane MR 4 2003
Styrene MR 4 2003
o-Dichlorobenzene MR 4 2003
Benzene MR 4 2003
cis-1,2-Dichloroethylene MR 4 2003
1,1,1-Trichloroethane MR 4 2003
E. COLI MR 1 2010

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 THACKERVILLE.

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 OK2004303 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Oklahoma Drinking Water Authority

Oklahoma's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find OK regulator via EPA SDWIS

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
2016 Combined Uranium MR 4 SDWIS / OK2004303 / 4006
2016 Combined Radium (-226 and -228) MR 4 SDWIS / OK2004303 / 4010
2016 Gross Beta Particle Activity MR 4 SDWIS / OK2004303 / 4100
2016 Gross Alpha, Excl. Radon and U MR 4 SDWIS / OK2004303 / 4000
2012 Coliform (TCR) MCL 11 SDWIS / OK2004303 / 3100
2010 Coliform (TCR) MR 4 SDWIS / OK2004303 / 3100
2010 E. COLI MR 1 SDWIS / OK2004303 / 3014
2003 1,2,4-Trichlorobenzene MR 4 SDWIS / OK2004303 / 2378
2003 Xylenes, Total MR 4 SDWIS / OK2004303 / 2955
2003 Vinyl chloride MR 4 SDWIS / OK2004303 / 2976
2003 trans-1,2-Dichloroethylene MR 4 SDWIS / OK2004303 / 2979
2003 Carbon tetrachloride MR 4 SDWIS / OK2004303 / 2982
2003 1,2-Dichloropropane MR 4 SDWIS / OK2004303 / 2983
2003 Tetrachloroethylene MR 4 SDWIS / OK2004303 / 2987
2003 CHLOROBENZENE MR 4 SDWIS / OK2004303 / 2989

How THACKERVILLE Compares

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

Metric THACKERVILLE Oklahoma avg Federal benchmark
Total violations 125 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 11 90.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 60.8% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,000 2,931 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,262 regulated public water systems in Oklahoma.

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 THACKERVILLE water safe to drink? ▼
THACKERVILLE (PWS ID: OK2004303) has 125 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,000 people using Groundwater sources.
How many people does THACKERVILLE serve? ▼
THACKERVILLE serves 2,000 people in THACKERVILLE, Oklahoma. It is a Local-owned system using Groundwater water sources with 1,138 service connections.
What type of violations does THACKERVILLE have? ▼
THACKERVILLE has 125 total violations: 11 health-based violations (MCL exceedances or treatment failures), 101 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in THACKERVILLE water? ▼
No PFAS testing data is available for THACKERVILLE under the EPA's UCMR5 monitoring program.
What water source does THACKERVILLE use? ▼
THACKERVILLE 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.

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

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