PlainWater

FORT COBB

PWS ID: OK2000810 · FORT COBB, Oklahoma 73038

FORT COBB serves 667 people in FORT COBB, Oklahoma using Groundwater water sources. It has 56 recorded EPA violations, including 14 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: FORT COBB

FORT COBB is a local-owned community water system that delivers drinking water to 667 residents in FORT COBB, Oklahoma (Caddo County) through 330 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 56 total violations for this system , of which 14 (25%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 37 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 Glyphosate, 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. FORT COBB's 56 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
667
Total Violations
56
Health-Based Violations
14
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
330
County
Caddo
School/Daycare
No
MCL Violations
12
Monitoring Violations
37
Treatment Tech Violations
2

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Glyphosate MR 16 2021
Coliform (TCR) MR 9 2004
Nitrate-Nitrite MR 8 2020
Nitrate-Nitrite MCL 8 2016
Atrazine MR 4 2023
Coliform (TCR) MCL 4 2006
LEAD AND COPPER RULE REVISIONS TT 2 2024
LEAD AND COPPER RULE REVISIONS RPT 2 2024

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 FORT COBB.

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 OK2000810 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 / OK2000810 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / OK2000810 / 5200
2023 Atrazine MR 4 SDWIS / OK2000810 / 2050
2021 Glyphosate MR 16 SDWIS / OK2000810 / 2034
2020 Nitrate-Nitrite MR 8 SDWIS / OK2000810 / 1038
2016 Nitrate-Nitrite MCL 8 SDWIS / OK2000810 / 1038
2006 Coliform (TCR) MCL 4 SDWIS / OK2000810 / 3100
2004 Coliform (TCR) MR 9 SDWIS / OK2000810 / 3100

How FORT COBB Compares

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

Metric FORT COBB Oklahoma avg Federal benchmark
Total violations 56 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 14 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 667 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 FORT COBB water safe to drink?
FORT COBB (PWS ID: OK2000810) has 56 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 667 people using Groundwater sources.
How many people does FORT COBB serve?
FORT COBB serves 667 people in FORT COBB, Oklahoma. It is a Local-owned system using Groundwater water sources with 330 service connections.
What type of violations does FORT COBB have?
FORT COBB has 56 total violations: 14 health-based violations (MCL exceedances or treatment failures), 37 monitoring/reporting violations, and 2 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in FORT COBB water?
No PFAS testing data is available for FORT COBB under the EPA's UCMR5 monitoring program.
What water source does FORT COBB use?
FORT COBB 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