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Community Water System · PWS AK2300159

Minto Community Water System

Minto, Alaska 99758 - drinking water served from groundwater sources to 205 people, tracked in EPA SDWIS and UCMR5.

205
People served
652
EPA violations
43
Health-based
Untested
UCMR5 result

The verdict

EPA records 652 drinking-water violations at Minto Community Water System, 7% of them health-based - above the Alaska per-system average.

652
Total EPA violations on record
7%
Health-based (MCL / treatment failure)
205
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Minto Community Water System

Minto Community Water System is a native american-owned community water system that delivers drinking water to 205 residents in Minto, Alaska (Yukon-Koyukuk Census Area County) through 80 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 652 total violations for this system , of which 43 (7%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 502 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 Groundwater Rule, recorded in 86 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%).

Minto Community Water System's 652 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
205
Total Violations
652
Health-Based Violations
43
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
80
County
Yukon-Koyukuk Census Area
School/Daycare
No
MCL Violations
0
Monitoring Violations
502
Treatment Tech Violations
43

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Groundwater Rule MR 86 2025
Chlorine MR 57 2025
Groundwater Rule TT 42 2024
Consumer Confidence Rule Other 27 2024
Coliform (TCR) MR 22 2006
Revised Total Coliform Rule MON 22 2025
Ethylbenzene MR 21 2025
Xylenes, Total MR 21 2025
p-Dichlorobenzene MR 13 2025
1,1,1-Trichloroethane MR 13 2025
CHLOROBENZENE MR 13 2025
Toluene MR 13 2025
Tetrachloroethylene MR 13 2025
Styrene MR 13 2025
1,1-Dichloroethylene MR 13 2025
Benzene MR 13 2025
cis-1,2-Dichloroethylene MR 13 2025
o-Dichlorobenzene MR 13 2025
1,2-Dichloroethane MR 13 2025
Trichloroethylene MR 13 2025
trans-1,2-Dichloroethylene MR 13 2025
Carbon tetrachloride MR 13 2025
1,2-Dichloropropane MR 13 2025
Lead and Copper Rule MR 11 2024
1,2,4-Trichlorobenzene MR 11 2025
Vinyl chloride MR 11 2025
DICHLOROMETHANE MR 11 2025
1,1,2-Trichloroethane MR 11 2025
Nitrate MR 10 2024
Public Notice Other 4 2025

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 Minto Community 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 AK2300159 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 Groundwater Rule MR 86 SDWIS / AK2300159 / 0700
2025 Chlorine MR 57 SDWIS / AK2300159 / 0999
2025 Revised Total Coliform Rule MON 22 SDWIS / AK2300159 / 8000
2025 Ethylbenzene MR 21 SDWIS / AK2300159 / 2992
2025 Xylenes, Total MR 21 SDWIS / AK2300159 / 2955
2025 p-Dichlorobenzene MR 13 SDWIS / AK2300159 / 2969
2025 1,1,1-Trichloroethane MR 13 SDWIS / AK2300159 / 2981
2025 CHLOROBENZENE MR 13 SDWIS / AK2300159 / 2989
2025 Toluene MR 13 SDWIS / AK2300159 / 2991
2025 Tetrachloroethylene MR 13 SDWIS / AK2300159 / 2987
2025 Styrene MR 13 SDWIS / AK2300159 / 2996
2025 1,1-Dichloroethylene MR 13 SDWIS / AK2300159 / 2977
2025 Benzene MR 13 SDWIS / AK2300159 / 2990
2025 cis-1,2-Dichloroethylene MR 13 SDWIS / AK2300159 / 2380
2025 o-Dichlorobenzene MR 13 SDWIS / AK2300159 / 2968

How Minto Community Water System Compares

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

Metric Minto Community Water System Alaska avg Federal benchmark
Total violations 652 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 43 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 205 650 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 Minto Community Water System water safe to drink?
Minto Community Water System (PWS ID: AK2300159) has 652 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 205 people using Groundwater sources.
How many people does Minto Community Water System serve?
Minto Community Water System serves 205 people in Minto, Alaska. It is a Native American-owned system using Groundwater water sources with 80 service connections.
What type of violations does Minto Community Water System have?
Minto Community Water System has 652 total violations: 43 health-based violations (MCL exceedances or treatment failures), 502 monitoring/reporting violations, and 43 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Minto Community Water System water?
No PFAS testing data is available for Minto Community Water System under the EPA's UCMR5 monitoring program.
What water source does Minto Community Water System use?
Minto Community 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.