Public water system · MN5090180
ActiveCloquet/Duluth Koa
At a glance
Cloquet/Duluth Koa (PWSID MN5090180) is an active transient non-community water system in Carlton County, Minnesota. It reports serving 75 people through 67 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's Safe Drinking Water Act records list no violations for this system.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
75
Service connections
67
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Cloquet/Duluth Koa compare with other water systems in Carlton County?
By EPA's size categories, Cloquet/Duluth Koa is a very small system (500 people or fewer). Carlton County has 75 active public water systems. Its population served is well below the county average of 317 people per system, and accounts for 0.3% of the 23,773 people reported by systems filed under the county. Across Minnesota, the 6,465 active systems average 820 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Cloquet/Duluth Koa is about half of 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. Minnesota has 5,008 active transient non-community water systems, 77% of the state's 6,465 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,261 Minnesota systems (97%) list groundwater as their primary source.
Who owns and regulates Cloquet/Duluth Koa?
EPA lists Cloquet/Duluth Koa as privately owned. The MN state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 62 of the 75 active systems in Carlton County (83%) are also privately owned.
Does Cloquet/Duluth Koa have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for Cloquet/Duluth Koa. For the latest compliance status, check EPA ECHO for current compliance history.
Cloquet/Duluth Koa: frequently asked questions
Who runs Cloquet/Duluth Koa?
Cloquet/Duluth Koa (PWSID MN5090180) is a transient non-community water system privately owned. It is regulated by the MN state drinking water program.
How many people does Cloquet/Duluth Koa serve?
Cloquet/Duluth Koa reports serving 75 people through 67 service connections in Carlton County, Minnesota.
Where does Cloquet/Duluth Koa 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 Cloquet/Duluth Koa have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Cloquet/Duluth Koa'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the MN state drinking water program.
Where can I find Cloquet/Duluth Koa's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Cloquet/Duluth Koa 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 Carlton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cloquet | Carlton | 12,864 | Community | Groundwater |
| Moose Lake | Carlton | 1,782 | Community | Groundwater |
| Esko Public School, Isd #99 | Carlton | 1,200 | Non-transient non-community | Groundwater |
| Carlton | Carlton | 1,146 | Community | Groundwater |
| Scanlon | Carlton | 1,003 | Community | Purchased groundwater |
| Mn Correctional Facility - Moose Lake | Carlton | 975 | 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, “Cloquet/Duluth Koa, PWSID MN5090180, Minnesota”, https://aquacensus.com/water-systems/minnesota/cloquet-duluth-koa-mn5090180 (data as of October 1, 2026).