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COMMERCE

PWS ID: OK2005810 · COMMERCE, Oklahoma 74339

COMMERCE serves 2,645 people in COMMERCE, Oklahoma using Groundwater water sources. It has 220 recorded EPA violations, including 7 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: COMMERCE

COMMERCE is a local-owned community water system that delivers drinking water to 2,645 residents in COMMERCE, Oklahoma (Ottawa County) through 937 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 220 total violations for this system , of which 7 (3%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 206 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 Coliform (TCR), recorded in 42 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. COMMERCE's 220 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
2,645
Total Violations
220
Health-Based Violations
7
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
937
County
Ottawa
School/Daycare
No
MCL Violations
6
Monitoring Violations
206
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 42 2014
Nitrate-Nitrite MR 14 2020
E. COLI MR 8 2021
Total Haloacetic Acids (HAA5) MR 7 2024
TTHM MR 7 2024
Coliform (TCR) MCL 6 1999
cis-1,2-Dichloroethylene MR 6 2013
o-Dichlorobenzene MR 6 2013
p-Dichlorobenzene MR 6 2013
trans-1,2-Dichloroethylene MR 6 2013
1,1,1-Trichloroethane MR 6 2013
1,2-Dichloropropane MR 6 2013
1,1,2-Trichloroethane MR 6 2013
CHLOROBENZENE MR 6 2013
Benzene MR 6 2013
Ethylbenzene MR 6 2013
Styrene MR 6 2013
1,2,4-Trichlorobenzene MR 6 2013
Xylenes, Total MR 6 2013
DICHLOROMETHANE MR 6 2013
Vinyl chloride MR 6 2013
1,1-Dichloroethylene MR 6 2013
Tetrachloroethylene MR 6 2013
Carbon tetrachloride MR 6 2013
1,2-Dichloroethane MR 6 2013
Toluene MR 6 2013
Trichloroethylene MR 6 2013
Lead and Copper Rule MR 2 2000
Consumer Confidence Rule Other 2 2014
LEAD AND COPPER RULE REVISIONS TT 1 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 COMMERCE.

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 OK2005810 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 Total Haloacetic Acids (HAA5) MR 7 SDWIS / OK2005810 / 2456
2024 TTHM MR 7 SDWIS / OK2005810 / 2950
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / OK2005810 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / OK2005810 / 5200
2021 E. COLI MR 8 SDWIS / OK2005810 / 3014
2020 Nitrate-Nitrite MR 14 SDWIS / OK2005810 / 1038
2014 Coliform (TCR) MR 42 SDWIS / OK2005810 / 3100
2014 Consumer Confidence Rule Other 2 SDWIS / OK2005810 / 7000
2013 cis-1,2-Dichloroethylene MR 6 SDWIS / OK2005810 / 2380
2013 o-Dichlorobenzene MR 6 SDWIS / OK2005810 / 2968
2013 p-Dichlorobenzene MR 6 SDWIS / OK2005810 / 2969
2013 trans-1,2-Dichloroethylene MR 6 SDWIS / OK2005810 / 2979
2013 1,1,1-Trichloroethane MR 6 SDWIS / OK2005810 / 2981
2013 1,2-Dichloropropane MR 6 SDWIS / OK2005810 / 2983
2013 1,1,2-Trichloroethane MR 6 SDWIS / OK2005810 / 2985

How COMMERCE Compares

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

Metric COMMERCE Oklahoma avg Federal benchmark
Total violations 220 266.8 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 2,645 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 COMMERCE water safe to drink? ▼
COMMERCE (PWS ID: OK2005810) has 220 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,645 people using Groundwater sources.
How many people does COMMERCE serve? ▼
COMMERCE serves 2,645 people in COMMERCE, Oklahoma. It is a Local-owned system using Groundwater water sources with 937 service connections.
What type of violations does COMMERCE have? ▼
COMMERCE has 220 total violations: 7 health-based violations (MCL exceedances or treatment failures), 206 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in COMMERCE water? ▼
No PFAS testing data is available for COMMERCE under the EPA's UCMR5 monitoring program.
What water source does COMMERCE use? ▼
COMMERCE 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.

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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.

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