PlainWater

PAWNEE CO RWD #1

PWS ID: OK2005931 · CLEVELAND, Oklahoma 74020

PAWNEE CO RWD #1 serves 3,200 people in CLEVELAND, Oklahoma using Groundwater water sources. It has 99 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: PAWNEE CO RWD #1

PAWNEE CO RWD #1 is a local-owned community water system that delivers drinking water to 3,200 residents in CLEVELAND, Oklahoma (Pawnee County) through 1,010 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 99 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 98 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 16 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. PAWNEE CO RWD #1's 99 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
3,200
Total Violations
99
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,010
County
Pawnee
School/Daycare
No
MCL Violations
0
Monitoring Violations
98
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 16 2015
E. COLI MR 12 2017
Total Haloacetic Acids (HAA5) MR 4 2009
Xylenes, Total MR 3 2009
DICHLOROMETHANE MR 3 2009
o-Dichlorobenzene MR 3 2009
p-Dichlorobenzene MR 3 2009
Vinyl chloride MR 3 2009
trans-1,2-Dichloroethylene MR 3 2009
1,2-Dichloropropane MR 3 2009
Trichloroethylene MR 3 2009
1,1,2-Trichloroethane MR 3 2009
CHLOROBENZENE MR 3 2009
Benzene MR 3 2009
Ethylbenzene MR 3 2009
TTHM MR 3 2025
Styrene MR 3 2009
1,2,4-Trichlorobenzene MR 3 2009
1,2-Dichloroethane MR 3 2009
1,1,1-Trichloroethane MR 3 2009
Carbon tetrachloride MR 3 2009
Toluene MR 3 2009
cis-1,2-Dichloroethylene MR 3 2009
1,1-Dichloroethylene MR 3 2009
Tetrachloroethylene MR 3 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 PAWNEE CO RWD #1.

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 OK2005931 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
2025 TTHM MR 3 SDWIS / OK2005931 / 2950
2017 E. COLI MR 12 SDWIS / OK2005931 / 3014
2015 Coliform (TCR) MR 16 SDWIS / OK2005931 / 3100
2009 Total Haloacetic Acids (HAA5) MR 4 SDWIS / OK2005931 / 2456
2009 Xylenes, Total MR 3 SDWIS / OK2005931 / 2955
2009 DICHLOROMETHANE MR 3 SDWIS / OK2005931 / 2964
2009 o-Dichlorobenzene MR 3 SDWIS / OK2005931 / 2968
2009 p-Dichlorobenzene MR 3 SDWIS / OK2005931 / 2969
2009 Vinyl chloride MR 3 SDWIS / OK2005931 / 2976
2009 trans-1,2-Dichloroethylene MR 3 SDWIS / OK2005931 / 2979
2009 1,2-Dichloropropane MR 3 SDWIS / OK2005931 / 2983
2009 Trichloroethylene MR 3 SDWIS / OK2005931 / 2984
2009 1,1,2-Trichloroethane MR 3 SDWIS / OK2005931 / 2985
2009 CHLOROBENZENE MR 3 SDWIS / OK2005931 / 2989
2009 Benzene MR 3 SDWIS / OK2005931 / 2990

How PAWNEE CO RWD #1 Compares

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

Metric PAWNEE CO RWD #1 Oklahoma avg Federal benchmark
Total violations 99 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 3,200 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 PAWNEE CO RWD #1 water safe to drink?
PAWNEE CO RWD #1 (PWS ID: OK2005931) has 99 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,200 people using Groundwater sources.
How many people does PAWNEE CO RWD #1 serve?
PAWNEE CO RWD #1 serves 3,200 people in CLEVELAND, Oklahoma. It is a Local-owned system using Groundwater water sources with 1,010 service connections.
What type of violations does PAWNEE CO RWD #1 have?
PAWNEE CO RWD #1 has 99 total violations: 0 health-based violations (MCL exceedances or treatment failures), 98 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in PAWNEE CO RWD #1 water?
No PFAS testing data is available for PAWNEE CO RWD #1 under the EPA's UCMR5 monitoring program.
What water source does PAWNEE CO RWD #1 use?
PAWNEE CO RWD #1 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