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Community Water System · PWS AK2260066

Newhalen Water System

Newhalen, Alaska 99606 - drinking water served from groundwater sources to 80 people, tracked in EPA SDWIS and UCMR5.

80
People served
903
EPA violations
6
Health-based
Untested
UCMR5 result

The verdict

EPA records 903 drinking-water violations at Newhalen Water System, 1% of them health-based - above the Alaska per-system average.

903
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
80
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Newhalen Water System

Newhalen Water System is a native american-owned community water system that delivers drinking water to 80 residents in Newhalen, Alaska (Lake and Peninsula Borough County) through 23 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 903 total violations for this system , of which 6 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 690 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 248 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%).

Newhalen Water System's 903 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
80
Total Violations
903
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
23
County
Lake and Peninsula Borough
School/Daycare
No
MCL Violations
3
Monitoring Violations
690
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 248 2016
Revised Total Coliform Rule MON 17 2025
Nitrate MR 14 2016
Consumer Confidence Rule Other 12 2019
2,4,5-TP MR 9 2010
BHC-GAMMA MR 9 2010
Toxaphene MR 9 2010
2,4-D MR 9 2010
Endrin MR 9 2010
Methoxychlor MR 9 2010
1,2-Dichloroethane MR 8 2011
Trichloroethylene MR 8 2011
1,1-Dichloroethylene MR 8 2011
Carbon tetrachloride MR 8 2011
p-Dichlorobenzene MR 8 2011
1,1,1-Trichloroethane MR 8 2011
Benzene MR 8 2011
Dalapon MR 8 2010
Diquat MR 8 2010
Di(2-ethylhexyl) adipate MR 8 2010
OXAMYL MR 8 2010
Di(2-ethylhexyl) phthalate MR 8 2010
Picloram MR 8 2010
Atrazine MR 8 2010
Carbofuran MR 8 2010
2,3,7,8-TCDD MR 8 2010
Benzo(a)pyrene MR 8 2010
ETHYLENE DIBROMIDE MR 8 2010
Total Polychlorinated Biphenyls (PCB) MR 8 2010
1,2-DIBROMO-3-CHLOROPROPANE MR 8 2010

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 Newhalen 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 AK2260066 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 17 SDWIS / AK2260066 / 8000
2024 Lead and Copper Rule MR 7 SDWIS / AK2260066 / 5000
2021 Groundwater Rule TT 3 SDWIS / AK2260066 / 0700
2019 Consumer Confidence Rule Other 12 SDWIS / AK2260066 / 7000
2016 Coliform (TCR) MR 248 SDWIS / AK2260066 / 3100
2016 Nitrate MR 14 SDWIS / AK2260066 / 1040
2016 Revised Total Coliform Rule Other 1 SDWIS / AK2260066 / 8000
2013 Coliform (TCR) MCL 3 SDWIS / AK2260066 / 3100
2011 1,2-Dichloroethane MR 8 SDWIS / AK2260066 / 2980
2011 Trichloroethylene MR 8 SDWIS / AK2260066 / 2984
2011 1,1-Dichloroethylene MR 8 SDWIS / AK2260066 / 2977
2011 Carbon tetrachloride MR 8 SDWIS / AK2260066 / 2982
2011 p-Dichlorobenzene MR 8 SDWIS / AK2260066 / 2969
2011 1,1,1-Trichloroethane MR 8 SDWIS / AK2260066 / 2981
2011 Benzene MR 8 SDWIS / AK2260066 / 2990

How Newhalen Water System Compares

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

Metric Newhalen Water System Alaska avg Federal benchmark
Total violations 903 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 6 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 80 650 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 Newhalen Water System water safe to drink? ▼
Newhalen Water System (PWS ID: AK2260066) has 903 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 80 people using Groundwater sources.
How many people does Newhalen Water System serve? ▼
Newhalen Water System serves 80 people in Newhalen, Alaska. It is a Native American-owned system using Groundwater water sources with 23 service connections.
What type of violations does Newhalen Water System have? ▼
Newhalen Water System has 903 total violations: 6 health-based violations (MCL exceedances or treatment failures), 690 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Newhalen Water System water? ▼
No PFAS testing data is available for Newhalen Water System under the EPA's UCMR5 monitoring program.
What water source does Newhalen Water System use? ▼
Newhalen 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.

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.