Public water system · AK2360248
ActiveYksd - Merreline Kangas / Ruby
At a glance
Yksd - Merreline Kangas / Ruby (PWSID AK2360248) is an active non-transient non-community water system in Yukon-Koyukuk Census Area County, Alaska. It reports serving 40 people through 2 service connections. Its primary water source is groundwater, and EPA lists it as owned by a state government. Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in March 2026.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
40
Service connections
2
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Yksd - Merreline Kangas / Ruby compare with other water systems in Yukon-Koyukuk Census Area County?
By EPA's size categories, Yksd - Merreline Kangas / Ruby is a very small system (500 people or fewer). Yukon-Koyukuk Census Area County has 34 active public water systems. Its population served is well below the county average of 180 people per system, and accounts for 0.7% of the 6,119 people reported by systems filed under the county. Across Alaska, the 1,322 active systems average 653 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Yksd - Merreline Kangas / Ruby is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Alaska has 227 active non-transient non-community water systems, 17% 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 Yksd - Merreline Kangas / Ruby?
EPA lists Yksd - Merreline Kangas / Ruby as owned by a state 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. 1 of the 34 active systems in Yukon-Koyukuk Census Area County (2.9%) are also owned by a state government.
Does Yksd - Merreline Kangas / Ruby have drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in March 2026. The violations listed here began between December 2007 and March 2026. By type: 9 monitoring and reporting, 2 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Total coliform bacteria (TCR) (5 of them). EPA lists 8 as resolved, 3 as unaddressed and 1 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement. 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 |
|---|---|---|---|---|
| 2026-03-16 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2026-03-16 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Unaddressed |
| 2026-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2025-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Archived |
| 2022-01-01 | Monitoring and reportingFollow-up Or Routine LCR Tap M/R · code 52 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2021-07-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2009-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-09-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2008-02-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2007-12-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | 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.
Yksd - Merreline Kangas / Ruby: frequently asked questions
Who runs Yksd - Merreline Kangas / Ruby?
Yksd - Merreline Kangas / Ruby (PWSID AK2360248) is a non-transient non-community water system owned by a state government. It is regulated by the AK state drinking water program.
How many people does Yksd - Merreline Kangas / Ruby serve?
Yksd - Merreline Kangas / Ruby reports serving 40 people through 2 service connections in Yukon-Koyukuk Census Area County, Alaska.
Where does Yksd - Merreline Kangas / Ruby 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 Yksd - Merreline Kangas / Ruby have any drinking water violations?
Of the 12 most recent violations in EPA's records, 2 are health-based, and the most recent began in March 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 Yksd - Merreline Kangas / Ruby'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, 2 are health-based, and the most recent began in March 2026. For current results, consult EPA ECHO, or the AK state drinking water program.
Where can I find Yksd - Merreline Kangas / Ruby's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Yksd - Merreline Kangas / Ruby is a non-transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Yukon-Koyukuk Census Area County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ft. Yukon Public Water System | Yukon-Koyukuk Census Area | 665 | Community | Groundwater under influence of surface water |
| Galena Wtp1 - City | Yukon-Koyukuk Census Area | 490 | Community | Groundwater |
| Nenana Municipal Water | Yukon-Koyukuk Census Area | 486 | Community | Groundwater |
| Mcgrath Water System | Yukon-Koyukuk Census Area | 341 | Community | Surface water |
| Huslia Public Water System | Yukon-Koyukuk Census Area | 323 | Community | Groundwater |
| Galena Wtp2 - Gila | Yukon-Koyukuk Census Area | 290 | 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, “Yksd - Merreline Kangas / Ruby, PWSID AK2360248, Alaska”, https://aquacensus.com/water-systems/alaska/yksd-merreline-kangas-ruby-ak2360248 (data as of October 1, 2026).