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Community Water System · PWS OK1020603

Pittsburg Co. PWA (Crowder)

Crowder, Oklahoma 74430 - drinking water served from surface water sources to 2,203 people, tracked in EPA SDWIS and UCMR5.

2,203
People served
786
EPA violations
485
Health-based
Untested
UCMR5 result

The verdict

EPA records 786 drinking-water violations at Pittsburg Co. PWA (Crowder), 62% of them health-based - above the Oklahoma per-system average.

786
Total EPA violations on record
62%
Health-based (MCL / treatment failure)
2,203
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Pittsburg Co. PWA (Crowder)

Pittsburg Co. PWA (Crowder) is a local-owned community water system that delivers drinking water to 2,203 residents in Crowder, Oklahoma (Pittsburg County) through 873 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 786 total violations for this system , of which 485 (62%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 136 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 CARBON, TOTAL, recorded in 166 violations (TT, 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. Statewide, 101 of 166 UCMR5-tested systems have reported PFAS detections (60.8%).

Pittsburg Co. PWA (Crowder)'s 786 violations sit above the Oklahoma average.

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
2,203
Total Violations
786
Health-Based Violations
485
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
873
County
Pittsburg
School/Daycare
No
MCL Violations
256
Monitoring Violations
136
Treatment Tech Violations
229

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
CARBON, TOTAL TT 166 2011
TTHM MCL 142 2022
Total Haloacetic Acids (HAA5) MCL 114 2011
Interim Enhanced Surface Water Treatment Rule TT 44 2015
Coliform (TCR) MR 41 2012
TTHM MR 21 2022
Total Haloacetic Acids (HAA5) MR 19 2014
Surface Water Treatment Rule TT 17 1996
CARBON, TOTAL MR 16 2010
Gross Alpha, Excl. Radon and U MR 7 2017
Combined Radium (-226 and -228) MR 7 2017
Gross Beta Particle Activity MR 7 2017
Combined Uranium MR 7 2017
Interim Enhanced Surface Water Treatment Rule MR 6 2025
Chlorine MR 4 2004
Consumer Confidence Rule Other 3 2014
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024
Arsenic MR 1 2006

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 Pittsburg Co. PWA (Crowder).

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 OK1020603 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 Interim Enhanced Surface Water Treatment Rule MR 6 SDWIS / OK1020603 / 0300
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / OK1020603 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / OK1020603 / 5200
2022 TTHM MCL 142 SDWIS / OK1020603 / 2950
2022 TTHM MR 21 SDWIS / OK1020603 / 2950
2017 Gross Alpha, Excl. Radon and U MR 7 SDWIS / OK1020603 / 4000
2017 Combined Radium (-226 and -228) MR 7 SDWIS / OK1020603 / 4010
2017 Gross Beta Particle Activity MR 7 SDWIS / OK1020603 / 4100
2017 Combined Uranium MR 7 SDWIS / OK1020603 / 4006
2015 Interim Enhanced Surface Water Treatment Rule TT 44 SDWIS / OK1020603 / 0300
2014 Total Haloacetic Acids (HAA5) MR 19 SDWIS / OK1020603 / 2456
2014 Consumer Confidence Rule Other 3 SDWIS / OK1020603 / 7000
2012 Coliform (TCR) MR 41 SDWIS / OK1020603 / 3100
2011 CARBON, TOTAL TT 166 SDWIS / OK1020603 / 2920
2011 Total Haloacetic Acids (HAA5) MCL 114 SDWIS / OK1020603 / 2456

How Pittsburg Co. PWA (Crowder) Compares

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

Metric Pittsburg Co. PWA (Crowder) Oklahoma avg Federal benchmark
Total violations 786 266.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 485 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 2,203 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Pittsburg Co. PWA (Crowder) water safe to drink? ▼
Pittsburg Co. PWA (Crowder) (PWS ID: OK1020603) has 786 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,203 people using Surface Water sources.
How many people does Pittsburg Co. PWA (Crowder) serve? ▼
Pittsburg Co. PWA (Crowder) serves 2,203 people in Crowder, Oklahoma. It is a Local-owned system using Surface Water water sources with 873 service connections.
What type of violations does Pittsburg Co. PWA (Crowder) have? ▼
Pittsburg Co. PWA (Crowder) has 786 total violations: 485 health-based violations (MCL exceedances or treatment failures), 136 monitoring/reporting violations, and 229 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Pittsburg Co. PWA (Crowder) water? ▼
No PFAS testing data is available for Pittsburg Co. PWA (Crowder) under the EPA's UCMR5 monitoring program.
What water source does Pittsburg Co. PWA (Crowder) use? ▼
Pittsburg Co. PWA (Crowder) uses Surface Water 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.