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Community Water System · PWS OK3003304

Martha

Martha, Oklahoma 73556 - drinking water served from surface water sources to 205 people, tracked in EPA SDWIS and UCMR5.

205
People served
274
EPA violations
154
Health-based
Untested
UCMR5 result

The verdict

EPA records 274 drinking-water violations at Martha, 56% of them health-based - above the Oklahoma per-system average.

274
Total EPA violations on record
56%
Health-based (MCL / treatment failure)
205
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Martha

Martha is a local-owned community water system that delivers drinking water to 205 residents in Martha, Oklahoma (Jackson County) through 94 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 274 total violations for this system , of which 154 (56%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 87 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 TTHM, recorded in 147 violations (MCL, 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%).

Martha's 274 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
205
Total Violations
274
Health-Based Violations
154
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
94
County
Jackson
School/Daycare
No
MCL Violations
153
Monitoring Violations
87
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 147 2025
TTHM MR 40 2025
Revised Total Coliform Rule MON 20 2022
Consumer Confidence Rule Other 15 2017
Coliform (TCR) MR 13 2011
Total Haloacetic Acids (HAA5) MR 10 2024
Public Notice Other 8 2017
Coliform (TCR) MCL 6 1995
Lead and Copper Rule MR 4 2021
LEAD AND COPPER RULE REVISIONS TT 1 2024
LEAD AND COPPER RULE REVISIONS RPT 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 Martha.

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 OK3003304 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 MCL 147 SDWIS / OK3003304 / 2950
2025 TTHM MR 40 SDWIS / OK3003304 / 2950
2024 Total Haloacetic Acids (HAA5) MR 10 SDWIS / OK3003304 / 2456
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / OK3003304 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / OK3003304 / 5200
2022 Revised Total Coliform Rule MON 20 SDWIS / OK3003304 / 8000
2021 Lead and Copper Rule MR 4 SDWIS / OK3003304 / 5000
2017 Consumer Confidence Rule Other 15 SDWIS / OK3003304 / 7000
2017 Public Notice Other 8 SDWIS / OK3003304 / 7500
2011 Coliform (TCR) MR 13 SDWIS / OK3003304 / 3100
1995 Coliform (TCR) MCL 6 SDWIS / OK3003304 / 3100

How Martha Compares

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

Metric Martha Oklahoma avg Federal benchmark
Total violations 274 266.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 154 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 205 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 Martha water safe to drink? ▼
Martha (PWS ID: OK3003304) has 274 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 205 people using Surface Water sources.
How many people does Martha serve? ▼
Martha serves 205 people in Martha, Oklahoma. It is a Local-owned system using Surface Water water sources with 94 service connections.
What type of violations does Martha have? ▼
Martha has 274 total violations: 154 health-based violations (MCL exceedances or treatment failures), 87 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Martha water? ▼
No PFAS testing data is available for Martha under the EPA's UCMR5 monitoring program.
What water source does Martha use? ▼
Martha 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.