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Community Water System · PWS AK2340183

Savoonga Water Supply

Savoonga, Alaska 99769-0040 - drinking water served from groundwater sources to 802 people, tracked in EPA SDWIS and UCMR5.

802
People served
421
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 421 drinking-water violations at Savoonga Water Supply, 1% of them health-based - above the Alaska per-system average.

421
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
802
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Savoonga Water Supply

Savoonga Water Supply is a native american-owned community water system that delivers drinking water to 802 residents in Savoonga, Alaska (Nome Census Area County) through 184 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 421 total violations for this system , of which 4 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 306 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 26 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%).

Savoonga Water Supply's 421 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
802
Total Violations
421
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
184
County
Nome Census Area
School/Daycare
No
MCL Violations
4
Monitoring Violations
306
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 26 2011
Consumer Confidence Rule Other 22 2016
Chlorine MR 19 2025
Lead and Copper Rule MR 10 2025
Total Haloacetic Acids (HAA5) MR 7 2024
Nitrate MR 6 2022
Pentachlorophenol MR 6 2011
Heptachlor epoxide MR 6 2011
2,4,5-TP MR 6 2011
BHC-GAMMA MR 6 2011
Total Polychlorinated Biphenyls (PCB) MR 6 2011
Heptachlor MR 6 2011
Toxaphene MR 6 2011
Methoxychlor MR 6 2011
TTHM MR 6 2024
2,4-D MR 6 2011
Atrazine MR 6 2011
Chlordane MR 6 2011
1,2-Dichloroethane MR 5 2020
1,2-Dichloropropane MR 5 2020
cis-1,2-Dichloroethylene MR 5 2020
Ethylbenzene MR 5 2020
trans-1,2-Dichloroethylene MR 5 2020
Vinyl chloride MR 5 2020
1,1,2-Trichloroethane MR 5 2020
DICHLOROMETHANE MR 5 2020
o-Dichlorobenzene MR 5 2020
Benzene MR 5 2020
Trichloroethylene MR 5 2020
Carbon tetrachloride MR 5 2020

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 Savoonga Water Supply.

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 AK2340183 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 19 SDWIS / AK2340183 / 0999
2025 Lead and Copper Rule MR 10 SDWIS / AK2340183 / 5000
2025 Revised Total Coliform Rule MON 4 SDWIS / AK2340183 / 8000
2024 Total Haloacetic Acids (HAA5) MR 7 SDWIS / AK2340183 / 2456
2024 TTHM MR 6 SDWIS / AK2340183 / 2950
2022 Nitrate MR 6 SDWIS / AK2340183 / 1040
2020 1,2-Dichloroethane MR 5 SDWIS / AK2340183 / 2980
2020 1,2-Dichloropropane MR 5 SDWIS / AK2340183 / 2983
2020 cis-1,2-Dichloroethylene MR 5 SDWIS / AK2340183 / 2380
2020 Ethylbenzene MR 5 SDWIS / AK2340183 / 2992
2020 trans-1,2-Dichloroethylene MR 5 SDWIS / AK2340183 / 2979
2020 Vinyl chloride MR 5 SDWIS / AK2340183 / 2976
2020 1,1,2-Trichloroethane MR 5 SDWIS / AK2340183 / 2985
2020 DICHLOROMETHANE MR 5 SDWIS / AK2340183 / 2964
2020 o-Dichlorobenzene MR 5 SDWIS / AK2340183 / 2968

How Savoonga Water Supply Compares

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

Metric Savoonga Water Supply Alaska avg Federal benchmark
Total violations 421 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 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 802 650 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 Savoonga Water Supply water safe to drink? ▼
Savoonga Water Supply (PWS ID: AK2340183) has 421 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 802 people using Groundwater sources.
How many people does Savoonga Water Supply serve? ▼
Savoonga Water Supply serves 802 people in Savoonga, Alaska. It is a Native American-owned system using Groundwater water sources with 184 service connections.
What type of violations does Savoonga Water Supply have? ▼
Savoonga Water Supply has 421 total violations: 4 health-based violations (MCL exceedances or treatment failures), 306 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Savoonga Water Supply water? ▼
No PFAS testing data is available for Savoonga Water Supply under the EPA's UCMR5 monitoring program.
What water source does Savoonga Water Supply use? ▼
Savoonga Water Supply 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.