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Community Water System · PWS AK2271700

Kwigillingok Washeteria

Kwigillingok, Alaska 99622 - drinking water served from surface water sources to 400 people, tracked in EPA SDWIS and UCMR5.

400
People served
1,689
EPA violations
59
Health-based
Untested
UCMR5 result

The verdict

EPA records 1,689 drinking-water violations at Kwigillingok Washeteria, 3% of them health-based - above the Alaska per-system average.

1,689
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
400
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Kwigillingok Washeteria

Kwigillingok Washeteria is a native american-owned community water system that delivers drinking water to 400 residents in Kwigillingok, Alaska (Bethel Census Area County) through 4 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 1,689 total violations for this system , of which 59 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 1,375 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 Surface Water Treatment Rule, recorded in 368 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%).

Kwigillingok Washeteria's 1,689 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
400
Total Violations
1,689
Health-Based Violations
59
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Native American
Connections
4
County
Bethel Census Area
School/Daycare
No
MCL Violations
2
Monitoring Violations
1,375
Treatment Tech Violations
57

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule MR 368 2024
Coliform (TCR) MR 103 2016
Chlorine MR 89 2025
Revised Total Coliform Rule MON 75 2025
E. COLI MR 60 2025
Surface Water Treatment Rule TT 53 2024
Interim Enhanced Surface Water Treatment Rule MR 42 2024
1,1-Dichloroethylene MR 19 2024
Carbon tetrachloride MR 19 2024
Benzene MR 19 2024
TTHM MR 19 2023
Consumer Confidence Rule Other 19 2022
p-Dichlorobenzene MR 19 2024
1,2-Dichloroethane MR 19 2024
1,1,1-Trichloroethane MR 19 2024
Trichloroethylene MR 19 2024
Nitrate MR 18 2023
Vinyl chloride MR 18 2024
Combined Radium (-226 and -228) MR 18 2011
Gross Alpha, Excl. Radon and U MR 18 2011
Combined Uranium MR 18 2011
cis-1,2-Dichloroethylene MR 17 2024
Xylenes, Total MR 17 2024
o-Dichlorobenzene MR 17 2024
Tetrachloroethylene MR 17 2024
Toluene MR 17 2024
Ethylbenzene MR 17 2024
Styrene MR 17 2024
Total Haloacetic Acids (HAA5) MR 17 2025
1,2,4-Trichlorobenzene MR 17 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 Kwigillingok Washeteria.

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 AK2271700 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 Chlorine MR 89 SDWIS / AK2271700 / 0999
2025 Revised Total Coliform Rule MON 75 SDWIS / AK2271700 / 8000
2025 E. COLI MR 60 SDWIS / AK2271700 / 3014
2025 Total Haloacetic Acids (HAA5) MR 17 SDWIS / AK2271700 / 2456
2025 Lead and Copper Rule MR 11 SDWIS / AK2271700 / 5000
2024 Surface Water Treatment Rule MR 368 SDWIS / AK2271700 / 0200
2024 Surface Water Treatment Rule TT 53 SDWIS / AK2271700 / 0200
2024 Interim Enhanced Surface Water Treatment Rule MR 42 SDWIS / AK2271700 / 0300
2024 1,1-Dichloroethylene MR 19 SDWIS / AK2271700 / 2977
2024 Carbon tetrachloride MR 19 SDWIS / AK2271700 / 2982
2024 Benzene MR 19 SDWIS / AK2271700 / 2990
2024 p-Dichlorobenzene MR 19 SDWIS / AK2271700 / 2969
2024 1,2-Dichloroethane MR 19 SDWIS / AK2271700 / 2980
2024 1,1,1-Trichloroethane MR 19 SDWIS / AK2271700 / 2981
2024 Trichloroethylene MR 19 SDWIS / AK2271700 / 2984

How Kwigillingok Washeteria Compares

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

Metric Kwigillingok Washeteria Alaska avg Federal benchmark
Total violations 1,689 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 59 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 400 650 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 Kwigillingok Washeteria water safe to drink?
Kwigillingok Washeteria (PWS ID: AK2271700) has 1689 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 400 people using Surface Water sources.
How many people does Kwigillingok Washeteria serve?
Kwigillingok Washeteria serves 400 people in Kwigillingok, Alaska. It is a Native American-owned system using Surface Water water sources with 4 service connections.
What type of violations does Kwigillingok Washeteria have?
Kwigillingok Washeteria has 1,689 total violations: 59 health-based violations (MCL exceedances or treatment failures), 1,375 monitoring/reporting violations, and 57 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Kwigillingok Washeteria water?
No PFAS testing data is available for Kwigillingok Washeteria under the EPA's UCMR5 monitoring program.
What water source does Kwigillingok Washeteria use?
Kwigillingok Washeteria 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.
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.