Public water system · AK2263071
ActiveDillingham Courthouse
At a glance
Dillingham Courthouse (PWSID AK2263071) is an active transient non-community water system in Dillingham Census Area County, Alaska. It reports serving 219 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as Native American-owned. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
219
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Dillingham Courthouse compare with other water systems in Dillingham Census Area County?
By EPA's size categories, Dillingham Courthouse is a very small system (500 people or fewer). Dillingham Census Area County has 24 active public water systems. Its population served is about 24% below the county average of 288 people per system, and accounts for 3.2% of the 6,913 people reported by systems filed under the county. Across Alaska, the 1,322 active systems average 653 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Dillingham Courthouse is about 52% above that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Alaska has 689 active transient non-community water systems, 52% 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 Dillingham Courthouse?
EPA lists Dillingham Courthouse 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. 12 of the 24 active systems in Dillingham Census Area County (50%) are also Native American-owned.
Does Dillingham Courthouse have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2023. The violations listed here began between April 2017 and April 2023. By type: 2 monitoring and 1 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (2 of them). EPA lists 3 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 |
|---|---|---|---|---|
| 2023-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2017-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
All 3 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.
Dillingham Courthouse: frequently asked questions
Who runs Dillingham Courthouse?
Dillingham Courthouse (PWSID AK2263071) is a transient non-community water system Native American-owned. It is regulated by the AK state drinking water program.
How many people does Dillingham Courthouse serve?
Dillingham Courthouse reports serving 219 people through 1 service connection in Dillingham Census Area County, Alaska.
Where does Dillingham Courthouse 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 Dillingham Courthouse have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2023. 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 Dillingham Courthouse'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. EPA's records list 3 violations for this system; none is health-based, and the most recent began in April 2023. For current results, consult EPA ECHO, or the AK state drinking water program.
Where can I find Dillingham Courthouse's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Dillingham Courthouse is a 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 Dillingham Census Area County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dillingham Water System | Dillingham Census Area | 2,419 | Community | Groundwater |
| Togiak Water System | Dillingham Census Area | 910 | Community | Groundwater |
| New Stuyahok Water System | Dillingham Census Area | 566 | Community | Groundwater |
| Bbahc - Kanakanak Hospital | Dillingham Census Area | 305 | Community | Groundwater |
| Silver Bay Seafoods - Wood River | Dillingham Census Area | 300 | Transient non-community | Groundwater |
| Manokotak Water System | Dillingham Census Area | 293 | 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, “Dillingham Courthouse, PWSID AK2263071, Alaska”, https://aquacensus.com/water-systems/alaska/dillingham-courthouse-ak2263071 (data as of October 1, 2026).