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Community Water System · PWS AK2260244

King Cove

Anchorage, Alaska 99503 - drinking water served from groundwater sources to 972 people, tracked in EPA SDWIS and UCMR5.

972
People served
473
EPA violations
15
Health-based
Untested
UCMR5 result

The verdict

EPA records 473 drinking-water violations at King Cove, 3% of them health-based - above the Alaska per-system average.

473
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
972
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: King Cove

King Cove is a native american-owned community water system that delivers drinking water to 972 residents in Anchorage, Alaska (Aleutians East Borough County) through 180 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 473 total violations for this system , of which 15 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 354 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 20 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%).

King Cove's 473 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
972
Total Violations
473
Health-Based Violations
15
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Native American
Connections
180
County
Aleutians East Borough
School/Daycare
No
MCL Violations
0
Monitoring Violations
354
Treatment Tech Violations
15

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 20 2012
Nitrate MR 16 2002
Chlorine MR 14 2012
Barium MR 11 2008
Mercury MR 11 2008
Fluoride MR 11 2008
Cadmium MR 11 2008
Chromium MR 11 2008
Selenium MR 11 2008
Arsenic MR 11 2003
Surface Water Treatment Rule TT 11 1994
Consumer Confidence Rule Other 10 2022
2,4,5-TP MR 6 1995
Toxaphene MR 6 1995
p-Dichlorobenzene MR 6 2002
1,2-Dichloroethane MR 6 2002
1,1,1-Trichloroethane MR 6 2002
Carbon tetrachloride MR 6 2002
Trichloroethylene MR 6 2002
1,1-Dichloroethylene MR 6 2002
Benzene MR 6 2002
Endrin MR 6 1995
2,4-D MR 6 1995
BHC-GAMMA MR 6 1995
Methoxychlor MR 6 1995
Xylenes, Total MR 5 2002
o-Dichlorobenzene MR 5 2002
trans-1,2-Dichloroethylene MR 5 2002
1,2-Dichloropropane MR 5 2002
Tetrachloroethylene MR 5 2002

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 King Cove.

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 AK2260244 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
2024 Groundwater Rule TT 4 SDWIS / AK2260244 / 0700
2023 Lead and Copper Rule MR 3 SDWIS / AK2260244 / 5000
2022 Consumer Confidence Rule Other 10 SDWIS / AK2260244 / 7000
2019 Revised Total Coliform Rule MON 1 SDWIS / AK2260244 / 8000
2012 Coliform (TCR) MR 20 SDWIS / AK2260244 / 3100
2012 Chlorine MR 14 SDWIS / AK2260244 / 0999
2008 Barium MR 11 SDWIS / AK2260244 / 1010
2008 Mercury MR 11 SDWIS / AK2260244 / 1035
2008 Fluoride MR 11 SDWIS / AK2260244 / 1025
2008 Cadmium MR 11 SDWIS / AK2260244 / 1015
2008 Chromium MR 11 SDWIS / AK2260244 / 1020
2008 Selenium MR 11 SDWIS / AK2260244 / 1045
2008 Nickel MR 4 SDWIS / AK2260244 / 1036
2008 Thallium, Total MR 4 SDWIS / AK2260244 / 1085
2008 Beryllium, Total MR 4 SDWIS / AK2260244 / 1075

How King Cove Compares

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

Metric King Cove Alaska avg Federal benchmark
Total violations 473 201.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 15 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 972 650 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 King Cove water safe to drink? ▼
King Cove (PWS ID: AK2260244) has 473 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 972 people using Groundwater sources.
How many people does King Cove serve? ▼
King Cove serves 972 people in Anchorage, Alaska. It is a Native American-owned system using Groundwater water sources with 180 service connections.
What type of violations does King Cove have? ▼
King Cove has 473 total violations: 15 health-based violations (MCL exceedances or treatment failures), 354 monitoring/reporting violations, and 15 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in King Cove water? ▼
No PFAS testing data is available for King Cove under the EPA's UCMR5 monitoring program.
What water source does King Cove use? ▼
King Cove 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.