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MANNSVILLE PUBLIC WORKS AUTHORITY

PWS ID: OK2003505 · MANNSVILLE, Oklahoma 73447

MANNSVILLE PUBLIC WORKS AUTHORITY serves 587 people in MANNSVILLE, Oklahoma using Groundwater water sources. It has 216 recorded EPA violations, including 6 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MANNSVILLE PUBLIC WORKS AUTHORITY

MANNSVILLE PUBLIC WORKS AUTHORITY is a local-owned community water system that delivers drinking water to 587 residents in MANNSVILLE, Oklahoma (Johnston County) through 454 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 216 total violations for this system , of which 6 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 188 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 23 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. MANNSVILLE PUBLIC WORKS AUTHORITY's 216 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
587
Total Violations
216
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
454
County
Johnston
School/Daycare
No
MCL Violations
6
Monitoring Violations
188
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 23 2015
Lead and Copper Rule MR 10 2016
Chlorine MR 10 2020
Consumer Confidence Rule Other 9 2022
E. COLI MR 7 2015
cis-1,2-Dichloroethylene MR 6 2008
DICHLOROMETHANE MR 6 2008
p-Dichlorobenzene MR 6 2008
Vinyl chloride MR 6 2008
1,1-Dichloroethylene MR 6 2008
trans-1,2-Dichloroethylene MR 6 2008
1,1,1-Trichloroethane MR 6 2008
Tetrachloroethylene MR 6 2008
Benzene MR 6 2008
Toluene MR 6 2008
Styrene MR 6 2008
1,2,4-Trichlorobenzene MR 6 2008
o-Dichlorobenzene MR 6 2008
1,2-Dichloroethane MR 6 2008
1,2-Dichloropropane MR 6 2008
Trichloroethylene MR 6 2008
1,1,2-Trichloroethane MR 6 2008
Coliform (TCR) MCL 6 1997
Xylenes, Total MR 6 2008
Ethylbenzene MR 6 2008
CHLOROBENZENE MR 6 2008
Carbon tetrachloride MR 6 2008
TTHM MR 4 2004
Total Haloacetic Acids (HAA5) MR 4 2004
Revised Total Coliform Rule MON 4 2020

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 MANNSVILLE PUBLIC WORKS AUTHORITY.

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 OK2003505 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
2022 Consumer Confidence Rule Other 9 SDWIS / OK2003505 / 7000
2020 Chlorine MR 10 SDWIS / OK2003505 / 0999
2020 Revised Total Coliform Rule MON 4 SDWIS / OK2003505 / 8000
2016 Lead and Copper Rule MR 10 SDWIS / OK2003505 / 5000
2015 Coliform (TCR) MR 23 SDWIS / OK2003505 / 3100
2015 E. COLI MR 7 SDWIS / OK2003505 / 3014
2008 cis-1,2-Dichloroethylene MR 6 SDWIS / OK2003505 / 2380
2008 DICHLOROMETHANE MR 6 SDWIS / OK2003505 / 2964
2008 p-Dichlorobenzene MR 6 SDWIS / OK2003505 / 2969
2008 Vinyl chloride MR 6 SDWIS / OK2003505 / 2976
2008 1,1-Dichloroethylene MR 6 SDWIS / OK2003505 / 2977
2008 trans-1,2-Dichloroethylene MR 6 SDWIS / OK2003505 / 2979
2008 1,1,1-Trichloroethane MR 6 SDWIS / OK2003505 / 2981
2008 Tetrachloroethylene MR 6 SDWIS / OK2003505 / 2987
2008 Benzene MR 6 SDWIS / OK2003505 / 2990

How MANNSVILLE PUBLIC WORKS AUTHORITY Compares

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

Metric MANNSVILLE PUBLIC WORKS AUTHORITY Oklahoma avg Federal benchmark
Total violations 216 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 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 587 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 MANNSVILLE PUBLIC WORKS AUTHORITY water safe to drink?
MANNSVILLE PUBLIC WORKS AUTHORITY (PWS ID: OK2003505) has 216 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 587 people using Groundwater sources.
How many people does MANNSVILLE PUBLIC WORKS AUTHORITY serve?
MANNSVILLE PUBLIC WORKS AUTHORITY serves 587 people in MANNSVILLE, Oklahoma. It is a Local-owned system using Groundwater water sources with 454 service connections.
What type of violations does MANNSVILLE PUBLIC WORKS AUTHORITY have?
MANNSVILLE PUBLIC WORKS AUTHORITY has 216 total violations: 6 health-based violations (MCL exceedances or treatment failures), 188 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MANNSVILLE PUBLIC WORKS AUTHORITY water?
No PFAS testing data is available for MANNSVILLE PUBLIC WORKS AUTHORITY under the EPA's UCMR5 monitoring program.
What water source does MANNSVILLE PUBLIC WORKS AUTHORITY use?
MANNSVILLE PUBLIC WORKS AUTHORITY 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

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 Kiznis Studio Editorial