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Community Water System · PWS AK2260367

New Stuyahok Water System

New Stuyahok, Alaska 99636 - drinking water served from groundwater sources to 566 people, tracked in EPA SDWIS and UCMR5.

566
People served
643
EPA violations
24
Health-based
Untested
UCMR5 result

The verdict

EPA records 643 drinking-water violations at New Stuyahok Water System, 4% of them health-based - above the Alaska per-system average.

643
Total EPA violations on record
4%
Health-based (MCL / treatment failure)
566
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: New Stuyahok Water System

New Stuyahok Water System is a native american-owned community water system that delivers drinking water to 566 residents in New Stuyahok, Alaska (Dillingham Census Area County) through 121 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 643 total violations for this system , of which 24 (4%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 396 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 Coliform (TCR), recorded in 78 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 Alaska, EPA tracks 1,326 public water systems serving 862,218 people, with 267,144 cumulative violations and 13,963 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 201.5 violations. Statewide, 10 of 30 UCMR5-tested systems have reported PFAS detections (33.3%).

New Stuyahok Water System's 643 violations sit above the Alaska 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
566
Total Violations
643
Health-Based Violations
24
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
121
County
Dillingham Census Area
School/Daycare
No
MCL Violations
7
Monitoring Violations
396
Treatment Tech Violations
17

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 78 2014
Revised Total Coliform Rule MON 31 2025
Groundwater Rule TT 17 2024
Nitrate MR 15 2022
Lead and Copper Rule MR 13 2025
Consumer Confidence Rule Other 8 2023
Coliform (TCR) MCL 7 2006
p-Dichlorobenzene MR 6 2020
1,1,1-Trichloroethane MR 6 2020
Toluene MR 6 2020
Tetrachloroethylene MR 6 2020
Styrene MR 6 2020
Ethylbenzene MR 6 2020
1,2-Dichloropropane MR 6 2020
cis-1,2-Dichloroethylene MR 6 2020
1,1-Dichloroethylene MR 6 2020
Benzene MR 6 2020
1,2-Dichloroethane MR 6 2020
Xylenes, Total MR 6 2020
o-Dichlorobenzene MR 6 2020
trans-1,2-Dichloroethylene MR 6 2020
Carbon tetrachloride MR 6 2020
Trichloroethylene MR 6 2020
CHLOROBENZENE MR 6 2020
Chromium MR 5 2014
Mercury MR 5 2014
Selenium MR 5 2014
Fluoride MR 5 2014
Cadmium MR 5 2014
Barium MR 5 2014

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 New Stuyahok Water System.

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 AK2260367 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Alaska Drinking Water Authority

Alaska'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 AK 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 Revised Total Coliform Rule MON 31 SDWIS / AK2260367 / 8000
2025 Lead and Copper Rule MR 13 SDWIS / AK2260367 / 5000
2025 Public Notice Other 1 SDWIS / AK2260367 / 7500
2025 Chlorine MR 1 SDWIS / AK2260367 / 0999
2024 Groundwater Rule TT 17 SDWIS / AK2260367 / 0700
2024 E. COLI MR 1 SDWIS / AK2260367 / 3014
2023 Consumer Confidence Rule Other 8 SDWIS / AK2260367 / 7000
2023 Groundwater Rule Other 2 SDWIS / AK2260367 / 0700
2022 Nitrate MR 15 SDWIS / AK2260367 / 1040
2020 p-Dichlorobenzene MR 6 SDWIS / AK2260367 / 2969
2020 1,1,1-Trichloroethane MR 6 SDWIS / AK2260367 / 2981
2020 Toluene MR 6 SDWIS / AK2260367 / 2991
2020 Tetrachloroethylene MR 6 SDWIS / AK2260367 / 2987
2020 Styrene MR 6 SDWIS / AK2260367 / 2996
2020 Ethylbenzene MR 6 SDWIS / AK2260367 / 2992

How New Stuyahok Water System Compares

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

Metric New Stuyahok Water System Alaska avg Federal benchmark
Total violations 643 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 24 10.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 33.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 566 650 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,326 regulated public water systems in Alaska.

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 New Stuyahok Water System water safe to drink?
New Stuyahok Water System (PWS ID: AK2260367) has 643 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 566 people using Groundwater sources.
How many people does New Stuyahok Water System serve?
New Stuyahok Water System serves 566 people in New Stuyahok, Alaska. It is a Native American-owned system using Groundwater water sources with 121 service connections.
What type of violations does New Stuyahok Water System have?
New Stuyahok Water System has 643 total violations: 24 health-based violations (MCL exceedances or treatment failures), 396 monitoring/reporting violations, and 17 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in New Stuyahok Water System water?
No PFAS testing data is available for New Stuyahok Water System under the EPA's UCMR5 monitoring program.
What water source does New Stuyahok Water System use?
New Stuyahok Water System 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.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.
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.