Public water system · AK2240448
ActiveKenai Water System
At a glance
Kenai Water System (PWSID AK2240448) is an active community water system in Kenai Peninsula Borough County, Alaska. It reports serving 5,700 people through 1,900 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2021.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
5,700
Service connections
1,900
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Kenai Water System compare with other water systems in Kenai Peninsula Borough County?
By EPA's size categories, Kenai Water System is a medium system (3,301 to 10,000 people). Kenai Peninsula Borough County has 205 active public water systems, and Kenai Water System is the 2nd-largest of them by population served. Its population served is about 25 times the county average of 233 people per system, and accounts for 12% of the 47,686 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 Kenai Water System is about 15% below 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 1,054 Alaska systems (80%) list groundwater as their primary source.
Who owns and regulates Kenai Water System?
EPA lists Kenai Water System as owned by a local government. 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. 28 of the 205 active systems in Kenai Peninsula Borough County (14%) are also owned by a local government.
Does Kenai Water System have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2021. The violations listed here began between January 2020 and October 2021. By type: 11 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Consumer Confidence Rule, Total trihalomethanes (TTHM), Haloacetic acids (HAA5) and Mercury. EPA lists 12 as resolved. 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 |
|---|---|---|---|---|
| 2021-10-01 | Public notice, recordkeeping or otherConsumer Confidence Report Inadequate Reporting · code 72 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2020-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2020-09-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Resolved |
| 2020-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cyanidecode 1024 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
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.
Kenai Water System: frequently asked questions
Who runs Kenai Water System?
Kenai Water System (PWSID AK2240448) is a community water system owned by a local government. It is regulated by the AK state drinking water program.
How many people does Kenai Water System serve?
Kenai Water System reports serving 5,700 people through 1,900 service connections in Kenai Peninsula Borough County, Alaska.
Where does Kenai Water System get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Kenai Water System have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2021. 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 Kenai 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, none is health-based, and the most recent began in October 2021. For current results, consult the system's annual water quality report, EPA ECHO, or the AK state drinking water program.
Where can I find Kenai Water System's water quality report?
As a community water system, Kenai 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 Kenai Peninsula Borough County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Homer Water System | Kenai Peninsula Borough | 7,008 | Community | Surface water |
| Soldotna | Kenai Peninsula Borough | 4,807 | Community | Groundwater |
| Seward | Kenai Peninsula Borough | 3,324 | Community | Groundwater |
| Usnps Exit Glacier Nature Center | Kenai Peninsula Borough | 1,500 | Transient non-community | Groundwater |
| Anchor Point Safe Water Corporation | Kenai Peninsula Borough | 1,000 | Community | Groundwater |
| Summit Lake Lodge | Kenai Peninsula Borough | 707 | Transient non-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, “Kenai Water System, PWSID AK2240448, Alaska”, https://aquacensus.com/water-systems/alaska/kenai-water-system-ak2240448 (data as of October 1, 2026).