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Non-Transient Non-Community Water System · PWS AK2310942

Northstar Center

Ester, Alaska 99725 - drinking water served from groundwater sources to 99 people, tracked in EPA SDWIS and UCMR5.

99
People served
298
EPA violations
8
Health-based
Untested
UCMR5 result

The verdict

EPA records 298 drinking-water violations at Northstar Center, 3% of them health-based - above the Alaska per-system average.

298
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
99
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Northstar Center

Northstar Center is a private-owned non-transient non-community water system that delivers drinking water to 99 residents in Ester, Alaska (Fairbanks North Star Borough County) through 3 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 298 total violations for this system , of which 8 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 251 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 59 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%).

Northstar Center's 298 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
99
Total Violations
298
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
3
County
Fairbanks North Star Borough
School/Daycare
No
MCL Violations
3
Monitoring Violations
251
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 59 2012
Nitrate MR 12 2012
Trichloroethylene MR 7 2016
1,1-Dichloroethylene MR 7 2016
Carbon tetrachloride MR 7 2016
p-Dichlorobenzene MR 7 2016
trans-1,2-Dichloroethylene MR 7 2016
1,2-Dichloropropane MR 7 2016
Styrene MR 7 2016
1,1,2-Trichloroethane MR 7 2016
Tetrachloroethylene MR 7 2016
Toluene MR 7 2016
DICHLOROMETHANE MR 7 2016
o-Dichlorobenzene MR 7 2016
Vinyl chloride MR 7 2016
CHLOROBENZENE MR 7 2016
cis-1,2-Dichloroethylene MR 7 2016
1,1,1-Trichloroethane MR 7 2016
Benzene MR 7 2016
Ethylbenzene MR 7 2016
Fluoride MR 7 2014
Lead and Copper Rule MR 7 2009
1,2-Dichloroethane MR 7 2016
1,2,4-Trichlorobenzene MR 5 2016
Xylenes, Total MR 5 2016
Groundwater Rule TT 4 2012
Arsenic MR 3 2017
Coliform (TCR) MCL 3 2007
Revised Total Coliform Rule MON 3 2025
Mercury MR 2 1985

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 Northstar Center.

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 AK2310942 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 3 SDWIS / AK2310942 / 8000
2024 LEAD AND COPPER RULE REVISIONS TT 1 SDWIS / AK2310942 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 1 SDWIS / AK2310942 / 5200
2017 Arsenic MR 3 SDWIS / AK2310942 / 1005
2016 Trichloroethylene MR 7 SDWIS / AK2310942 / 2984
2016 1,1-Dichloroethylene MR 7 SDWIS / AK2310942 / 2977
2016 Carbon tetrachloride MR 7 SDWIS / AK2310942 / 2982
2016 p-Dichlorobenzene MR 7 SDWIS / AK2310942 / 2969
2016 trans-1,2-Dichloroethylene MR 7 SDWIS / AK2310942 / 2979
2016 1,2-Dichloropropane MR 7 SDWIS / AK2310942 / 2983
2016 Styrene MR 7 SDWIS / AK2310942 / 2996
2016 1,1,2-Trichloroethane MR 7 SDWIS / AK2310942 / 2985
2016 Tetrachloroethylene MR 7 SDWIS / AK2310942 / 2987
2016 Toluene MR 7 SDWIS / AK2310942 / 2991
2016 DICHLOROMETHANE MR 7 SDWIS / AK2310942 / 2964

How Northstar Center Compares

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

Metric Northstar Center Alaska avg Federal benchmark
Total violations 298 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 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 99 650 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 Northstar Center water safe to drink? ▼
Northstar Center (PWS ID: AK2310942) has 298 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 99 people using Groundwater sources.
How many people does Northstar Center serve? ▼
Northstar Center serves 99 people in Ester, Alaska. It is a Private-owned system using Groundwater water sources with 3 service connections.
What type of violations does Northstar Center have? ▼
Northstar Center has 298 total violations: 8 health-based violations (MCL exceedances or treatment failures), 251 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Northstar Center water? ▼
No PFAS testing data is available for Northstar Center under the EPA's UCMR5 monitoring program.
What water source does Northstar Center use? ▼
Northstar Center uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.