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NORTHERN NATURAL GAS- ELMWOOD PLANT

PWS ID: OK2000417 · AMARILLO, Oklahoma 79101

NORTHERN NATURAL GAS- ELMWOOD PLANT serves 26 people in AMARILLO, Oklahoma using Groundwater water sources. It has 17 recorded EPA violations, including 15 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: NORTHERN NATURAL GAS- ELMWOOD PLANT

NORTHERN NATURAL GAS- ELMWOOD PLANT is a private-owned transient non-community water system that delivers drinking water to 26 residents in AMARILLO, Oklahoma (Beaver County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 17 total violations for this system , of which 15 (88%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 2 monitoring and reporting violations are on file. The most recent violation on record dates to 2014.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 15 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. NORTHERN NATURAL GAS- ELMWOOD PLANT's 17 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
26
Total Violations
17
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Beaver
School/Daycare
No
MCL Violations
15
Monitoring Violations
2
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 15 2014
Nitrate MR 2 2001

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 NORTHERN NATURAL GAS- ELMWOOD PLANT.

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 OK2000417 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
2014 Coliform (TCR) MCL 15 SDWIS / OK2000417 / 3100
2001 Nitrate MR 2 SDWIS / OK2000417 / 1040

How NORTHERN NATURAL GAS- ELMWOOD PLANT Compares

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

Metric NORTHERN NATURAL GAS- ELMWOOD PLANT Oklahoma avg Federal benchmark
Total violations 17 266.8 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 15 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 26 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 NORTHERN NATURAL GAS- ELMWOOD PLANT water safe to drink?
NORTHERN NATURAL GAS- ELMWOOD PLANT (PWS ID: OK2000417) has 17 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 26 people using Groundwater sources.
How many people does NORTHERN NATURAL GAS- ELMWOOD PLANT serve?
NORTHERN NATURAL GAS- ELMWOOD PLANT serves 26 people in AMARILLO, Oklahoma. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does NORTHERN NATURAL GAS- ELMWOOD PLANT have?
NORTHERN NATURAL GAS- ELMWOOD PLANT has 17 total violations: 15 health-based violations (MCL exceedances or treatment failures), 2 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in NORTHERN NATURAL GAS- ELMWOOD PLANT water?
No PFAS testing data is available for NORTHERN NATURAL GAS- ELMWOOD PLANT under the EPA's UCMR5 monitoring program.
What water source does NORTHERN NATURAL GAS- ELMWOOD PLANT use?
NORTHERN NATURAL GAS- ELMWOOD PLANT uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial