Public water system · AK2340060
ActiveKotzebue Mun. Water System
At a glance
Kotzebue Mun. Water System (PWSID AK2340060) is an active community water system in Northwest Arctic Borough County, Alaska. It reports serving 3,234 people through 777 service connections. Its primary water source is surface water, and EPA lists it as Native American-owned. Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,234
Service connections
777
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Kotzebue Mun. Water System compare with other water systems in Northwest Arctic Borough County?
By EPA's size categories, Kotzebue Mun. Water System is a small system (501 to 3,300 people). Northwest Arctic Borough County has 16 active public water systems, and Kotzebue Mun. Water System is the largest of them by population served. Its population served is about 5.8 times the county average of 555 people per system, and accounts for 36% of the 8,887 people reported by systems filed under the county. Across Alaska, the 1,322 active systems average 653 people each. Nationally, the average active community water system reports serving 6,703 people, so Kotzebue Mun. Water System is about half of that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Alaska has 406 active community water systems, 31% of the state's 1,322 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 150 Alaska systems (11%) list surface water as their primary source.
Who owns and regulates Kotzebue Mun. Water System?
EPA lists Kotzebue Mun. Water System as Native American-owned. The AK state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 11 of the 16 active systems in Northwest Arctic Borough County (69%) are also Native American-owned.
Does Kotzebue Mun. Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in January 2026. The violations listed here began between October 2024 and January 2026. By type: 10 contaminant level above the legal limit and 2 monitoring and reporting. The contaminant or rule involved most often is Total trihalomethanes (TTHM) (6 of them). EPA lists 10 as archived and 2 as resolved. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2026-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Archived |
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2025-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Archived |
| 2025-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2025-04-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Archived |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Archived |
| 2025-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Total trihalomethanes (TTHM)code 2950 | Yes | Archived |
| 2024-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Haloacetic acids (HAA5)code 2456 | Yes | Archived |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Kotzebue Mun. Water System: frequently asked questions
Who runs Kotzebue Mun. Water System?
Kotzebue Mun. Water System (PWSID AK2340060) is a community water system Native American-owned. It is regulated by the AK state drinking water program.
How many people does Kotzebue Mun. Water System serve?
Kotzebue Mun. Water System reports serving 3,234 people through 777 service connections in Northwest Arctic Borough County, Alaska.
Where does Kotzebue Mun. Water System get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Kotzebue Mun. Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in January 2026. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Kotzebue Mun. Water System's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, 10 are health-based, and the most recent began in January 2026. For current results, consult the system's annual water quality report, EPA ECHO, or the AK state drinking water program.
Where can I find Kotzebue Mun. Water System's water quality report?
As a community water system, Kotzebue Mun. Water System must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Northwest Arctic Borough County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Selawik Safewater Facility | Northwest Arctic Borough | 846 | Community | Surface water |
| Noorvik Water System | Northwest Arctic Borough | 735 | Community | Surface water |
| Buckland Water System | Northwest Arctic Borough | 600 | Community | Surface water |
| Teck Alaska Red Dog Mine Pac | Northwest Arctic Borough | 517 | Non-transient non-community | Surface water |
| Noatak Community Water System | Northwest Arctic Borough | 485 | Community | Groundwater under influence of surface water |
| Kiana Water System | Northwest Arctic Borough | 455 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Kotzebue Mun. Water System, PWSID AK2340060, Alaska”, https://aquacensus.com/water-systems/alaska/kotzebue-mun-water-system-ak2340060 (data as of October 1, 2026).