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Community Water System · PWS OK2000704

Bokchito

Bokchito, Oklahoma 74726 - drinking water served from groundwater sources to 564 people, tracked in EPA SDWIS and UCMR5.

564
People served
118
EPA violations
7
Health-based
Untested
UCMR5 result

The verdict

EPA records 118 drinking-water violations at Bokchito, 6% of them health-based - below the Oklahoma per-system average.

118
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
564
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Bokchito

Bokchito is a local-owned community water system that delivers drinking water to 564 residents in Bokchito, Oklahoma (Bryan County) through 510 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 118 total violations for this system , of which 7 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 99 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 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. Statewide, 101 of 166 UCMR5-tested systems have reported PFAS detections (60.8%).

Bokchito's 118 violations sit below 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
564
Total Violations
118
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
510
County
Bryan
School/Daycare
No
MCL Violations
7
Monitoring Violations
99
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 15 2008
Gross Beta Particle Activity MR 6 2016
Gross Alpha, Excl. Radon and U MR 6 2016
Combined Radium (-226 and -228) MR 6 2016
Chlorine MR 5 2019
Lead and Copper Rule MR 5 2009
Combined Uranium MR 4 2016
Barium MR 4 2014
Mercury MR 4 2014
Antimony, Total MR 4 2014
Arsenic MR 4 2014
Nitrate-Nitrite MR 4 2003
Thallium, Total MR 4 2014
Nickel MR 4 2014
TTHM MCL 4 2015
Chromium MR 4 2014
Fluoride MR 4 2014
Cadmium MR 4 2014
Selenium MR 4 2014
Beryllium, Total MR 4 2014
Coliform (TCR) MCL 3 1994
Total Haloacetic Acids (HAA5) MR 2 2015
Consumer Confidence Rule Other 2 2016
TTHM MR 2 2015

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 Bokchito.

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 OK2000704 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
2019 Chlorine MR 5 SDWIS / OK2000704 / 0999
2016 Gross Beta Particle Activity MR 6 SDWIS / OK2000704 / 4100
2016 Gross Alpha, Excl. Radon and U MR 6 SDWIS / OK2000704 / 4000
2016 Combined Radium (-226 and -228) MR 6 SDWIS / OK2000704 / 4010
2016 Combined Uranium MR 4 SDWIS / OK2000704 / 4006
2016 Consumer Confidence Rule Other 2 SDWIS / OK2000704 / 7000
2015 TTHM MCL 4 SDWIS / OK2000704 / 2950
2015 Total Haloacetic Acids (HAA5) MR 2 SDWIS / OK2000704 / 2456
2015 TTHM MR 2 SDWIS / OK2000704 / 2950
2014 Barium MR 4 SDWIS / OK2000704 / 1010
2014 Mercury MR 4 SDWIS / OK2000704 / 1035
2014 Antimony, Total MR 4 SDWIS / OK2000704 / 1074
2014 Arsenic MR 4 SDWIS / OK2000704 / 1005
2014 Thallium, Total MR 4 SDWIS / OK2000704 / 1085
2014 Nickel MR 4 SDWIS / OK2000704 / 1036

How Bokchito Compares

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

Metric Bokchito Oklahoma avg Federal benchmark
Total violations 118 266.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 7 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 564 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 Bokchito water safe to drink? ▼
Bokchito (PWS ID: OK2000704) has 118 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 564 people using Groundwater sources.
How many people does Bokchito serve? ▼
Bokchito serves 564 people in Bokchito, Oklahoma. It is a Local-owned system using Groundwater water sources with 510 service connections.
What type of violations does Bokchito have? ▼
Bokchito has 118 total violations: 7 health-based violations (MCL exceedances or treatment failures), 99 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Bokchito water? ▼
No PFAS testing data is available for Bokchito under the EPA's UCMR5 monitoring program.
What water source does Bokchito use? ▼
Bokchito 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.
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.