PlainWater
States → Oklahoma

HOWARD MCLEOD CORRECTIONAL CENTER

PWS ID: OK2000304 · ATOKA, Oklahoma 74525

HOWARD MCLEOD CORRECTIONAL CENTER serves 825 people in ATOKA, Oklahoma using Groundwater water sources. It has 62 recorded EPA violations, including 2 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: HOWARD MCLEOD CORRECTIONAL CENTER

HOWARD MCLEOD CORRECTIONAL CENTER is a state-owned community water system that delivers drinking water to 825 residents in ATOKA, Oklahoma (Atoka County) through 32 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 62 total violations for this system , of which 2 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 48 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 6 violations (MR). 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. HOWARD MCLEOD CORRECTIONAL CENTER's 62 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
825
Total Violations
62
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
State
Connections
32
County
Atoka
School/Daycare
No
MCL Violations
0
Monitoring Violations
48
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 6 2003
1,2,4-Trichlorobenzene MR 2 2001
cis-1,2-Dichloroethylene MR 2 2001
Xylenes, Total MR 2 2001
o-Dichlorobenzene MR 2 2001
trans-1,2-Dichloroethylene MR 2 2001
1,1,1-Trichloroethane MR 2 2001
Carbon tetrachloride MR 2 2001
1,1,2-Trichloroethane MR 2 2001
Tetrachloroethylene MR 2 2001
CHLOROBENZENE MR 2 2001
Benzene MR 2 2001
LEAD AND COPPER RULE REVISIONS TT 2 2024
Trichloroethylene MR 2 2001
Vinyl chloride MR 2 2001
DICHLOROMETHANE MR 2 2001
1,2-Dichloropropane MR 2 2001
Toluene MR 2 2001
Ethylbenzene MR 2 2001
1,1-Dichloroethylene MR 2 2001
LEAD AND COPPER RULE REVISIONS RPT 2 2024
p-Dichlorobenzene MR 2 2001
Lead and Copper Rule MR 2 1994
Styrene MR 2 2001

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 HOWARD MCLEOD CORRECTIONAL CENTER.

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 OK2000304 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
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / OK2000304 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / OK2000304 / 5200
2003 Coliform (TCR) MR 6 SDWIS / OK2000304 / 3100
2001 1,2,4-Trichlorobenzene MR 2 SDWIS / OK2000304 / 2378
2001 cis-1,2-Dichloroethylene MR 2 SDWIS / OK2000304 / 2380
2001 Xylenes, Total MR 2 SDWIS / OK2000304 / 2955
2001 o-Dichlorobenzene MR 2 SDWIS / OK2000304 / 2968
2001 trans-1,2-Dichloroethylene MR 2 SDWIS / OK2000304 / 2979
2001 1,1,1-Trichloroethane MR 2 SDWIS / OK2000304 / 2981
2001 Carbon tetrachloride MR 2 SDWIS / OK2000304 / 2982
2001 1,1,2-Trichloroethane MR 2 SDWIS / OK2000304 / 2985
2001 Tetrachloroethylene MR 2 SDWIS / OK2000304 / 2987
2001 CHLOROBENZENE MR 2 SDWIS / OK2000304 / 2989
2001 Benzene MR 2 SDWIS / OK2000304 / 2990
2001 Trichloroethylene MR 2 SDWIS / OK2000304 / 2984

How HOWARD MCLEOD CORRECTIONAL CENTER Compares

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

Metric HOWARD MCLEOD CORRECTIONAL CENTER Oklahoma avg Federal benchmark
Total violations 62 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 2 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 825 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 HOWARD MCLEOD CORRECTIONAL CENTER water safe to drink? ▼
HOWARD MCLEOD CORRECTIONAL CENTER (PWS ID: OK2000304) has 62 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 825 people using Groundwater sources.
How many people does HOWARD MCLEOD CORRECTIONAL CENTER serve? ▼
HOWARD MCLEOD CORRECTIONAL CENTER serves 825 people in ATOKA, Oklahoma. It is a State-owned system using Groundwater water sources with 32 service connections.
What type of violations does HOWARD MCLEOD CORRECTIONAL CENTER have? ▼
HOWARD MCLEOD CORRECTIONAL CENTER has 62 total violations: 2 health-based violations (MCL exceedances or treatment failures), 48 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in HOWARD MCLEOD CORRECTIONAL CENTER water? ▼
No PFAS testing data is available for HOWARD MCLEOD CORRECTIONAL CENTER under the EPA's UCMR5 monitoring program.
What water source does HOWARD MCLEOD CORRECTIONAL CENTER use? ▼
HOWARD MCLEOD CORRECTIONAL CENTER 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.

Explore PlainWater

Water in Oklahoma

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for Oklahoma

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
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.

Related

Browse all → | Rankings →
Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial