PlainWater

MENO

PWS ID: OK2004401 · MENO, Oklahoma 73760

MENO serves 195 people in MENO, Oklahoma using Groundwater water sources. It has 668 recorded EPA violations, including 27 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MENO

MENO is a local-owned community water system that delivers drinking water to 195 residents in MENO, Oklahoma (Major County) through 90 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 668 total violations for this system , of which 27 (4%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 599 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 Arsenic, recorded in 23 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. MENO's 668 violations sit above 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
195
Total Violations
668
Health-Based Violations
27
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
90
County
Major
School/Daycare
No
MCL Violations
26
Monitoring Violations
599
Treatment Tech Violations
1

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 23 2025
BHC-GAMMA MR 20 2025
Toxaphene MR 20 2025
Dalapon MR 20 2025
Diquat MR 20 2025
Di(2-ethylhexyl) adipate MR 20 2025
OXAMYL MR 20 2025
Picloram MR 20 2025
Dinoseb MR 20 2025
Carbofuran MR 20 2025
Atrazine MR 20 2025
Heptachlor epoxide MR 20 2025
2,4,5-TP MR 20 2025
HEXACHLOROBENZENE MR 20 2025
Benzo(a)pyrene MR 20 2025
Pentachlorophenol MR 20 2025
ETHYLENE DIBROMIDE MR 20 2025
Endrin MR 20 2025
Methoxychlor MR 20 2025
Endothall MR 20 2025
Simazine MR 20 2025
Di(2-ethylhexyl) phthalate MR 20 2025
Hexachlorocyclopentadiene MR 20 2025
LASSO MR 20 2025
Heptachlor MR 20 2025
2,4-D MR 20 2025
Total Polychlorinated Biphenyls (PCB) MR 20 2025
Chlordane MR 20 2025
Glyphosate MR 20 2025
1,2-DIBROMO-3-CHLOROPROPANE MR 20 2025

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 MENO.

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 OK2004401 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 Arsenic MCL 23 SDWIS / OK2004401 / 1005
2025 BHC-GAMMA MR 20 SDWIS / OK2004401 / 2010
2025 Toxaphene MR 20 SDWIS / OK2004401 / 2020
2025 Dalapon MR 20 SDWIS / OK2004401 / 2031
2025 Diquat MR 20 SDWIS / OK2004401 / 2032
2025 Di(2-ethylhexyl) adipate MR 20 SDWIS / OK2004401 / 2035
2025 OXAMYL MR 20 SDWIS / OK2004401 / 2036
2025 Picloram MR 20 SDWIS / OK2004401 / 2040
2025 Dinoseb MR 20 SDWIS / OK2004401 / 2041
2025 Carbofuran MR 20 SDWIS / OK2004401 / 2046
2025 Atrazine MR 20 SDWIS / OK2004401 / 2050
2025 Heptachlor epoxide MR 20 SDWIS / OK2004401 / 2067
2025 2,4,5-TP MR 20 SDWIS / OK2004401 / 2110
2025 HEXACHLOROBENZENE MR 20 SDWIS / OK2004401 / 2274
2025 Benzo(a)pyrene MR 20 SDWIS / OK2004401 / 2306

How MENO Compares

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

Metric MENO Oklahoma avg Federal benchmark
Total violations 668 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 27 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 195 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 MENO water safe to drink?
MENO (PWS ID: OK2004401) has 668 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 195 people using Groundwater sources.
How many people does MENO serve?
MENO serves 195 people in MENO, Oklahoma. It is a Local-owned system using Groundwater water sources with 90 service connections.
What type of violations does MENO have?
MENO has 668 total violations: 27 health-based violations (MCL exceedances or treatment failures), 599 monitoring/reporting violations, and 1 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MENO water?
No PFAS testing data is available for MENO under the EPA's UCMR5 monitoring program.
What water source does MENO use?
MENO 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 PlainWater Editorial