Public water system · AK2243658
ActiveKb Sub. Water Service Assoc.
At a glance
Kb Sub. Water Service Assoc. (PWSID AK2243658) is an active community water system in Kenai Peninsula Borough County, Alaska. It reports serving 170 people through 54 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
170
Service connections
54
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Kb Sub. Water Service Assoc. compare with other water systems in Kenai Peninsula Borough County?
By EPA's size categories, Kb Sub. Water Service Assoc. is a very small system (500 people or fewer). Kenai Peninsula Borough County has 205 active public water systems. Its population served is about 27% below the county average of 233 people per system, and accounts for 0.4% 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 Kb Sub. Water Service Assoc. is well 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 Kb Sub. Water Service Assoc.?
EPA lists Kb Sub. Water Service Assoc. as privately 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. 158 of the 205 active systems in Kenai Peninsula Borough County (77%) are also privately owned.
Does Kb Sub. Water Service Assoc. have drinking water violations?
Of the 12 most recent violations in EPA's records, 3 are health-based, and the most recent began in January 2026. The violations listed here began between April 2025 and January 2026. By type: 9 monitoring and reporting and 3 contaminant level above the legal limit. The contaminant or rule involved most often is Arsenic (3 of them). EPA lists 9 as resolved and 3 as archived. 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. 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.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2025-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2025-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Average · code 02 | Arseniccode 1005 | Yes | Archived |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Heptachlorcode 2065 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Diquatcode 2032 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Carbofurancode 2046 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Polychlorinated biphenyls (PCBs), totalcode 2383 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylene dibromide (EDB)code 2946 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,4-Dcode 2105 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Hexachlorobenzenecode 2274 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Lindane (gamma-BHC)code 2010 | No | Resolved |
| 2025-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Di(2-ethylhexyl) phthalatecode 2039 | 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.
Kb Sub. Water Service Assoc.: frequently asked questions
Who runs Kb Sub. Water Service Assoc.?
Kb Sub. Water Service Assoc. (PWSID AK2243658) is a community water system privately owned. It is regulated by the AK state drinking water program.
How many people does Kb Sub. Water Service Assoc. serve?
Kb Sub. Water Service Assoc. reports serving 170 people through 54 service connections in Kenai Peninsula Borough County, Alaska.
Where does Kb Sub. Water Service Assoc. 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 Kb Sub. Water Service Assoc. have any drinking water violations?
Of the 12 most recent violations in EPA's records, 3 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 Kb Sub. Water Service Assoc.'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, 3 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 Kb Sub. Water Service Assoc.'s water quality report?
As a community water system, Kb Sub. Water Service Assoc. 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 |
| Kenai Water System | Kenai Peninsula Borough | 5,700 | Community | Groundwater |
| 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 |
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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, “Kb Sub. Water Service Assoc., PWSID AK2243658, Alaska”, https://aquacensus.com/water-systems/alaska/kb-sub-water-service-assoc-ak2243658 (data as of October 1, 2026).