Public water system · MN5390108
ActiveProthero'S Post Resort
At a glance
Prothero'S Post Resort (PWSID MN5390108) is an active transient non-community water system in Lake of the Woods County, Minnesota. It reports serving 28 people through 6 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
28
Service connections
6
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Prothero'S Post Resort compare with other water systems in Lake of the Woods County?
By EPA's size categories, Prothero'S Post Resort is a very small system (500 people or fewer). Lake of the Woods County has 66 active public water systems. Its population served is about 63% below the county average of 76 people per system, and accounts for 0.6% of the 5,031 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 Prothero'S Post Resort is well below 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 Prothero'S Post Resort?
EPA lists Prothero'S Post Resort 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. 58 of the 66 active systems in Lake of the Woods County (88%) are also privately owned.
Does Prothero'S Post Resort 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 Prothero'S Post Resort. For the latest compliance status, check EPA ECHO for current compliance history.
Prothero'S Post Resort: frequently asked questions
Who runs Prothero'S Post Resort?
Prothero'S Post Resort (PWSID MN5390108) is a transient non-community water system privately owned. It is regulated by the MN state drinking water program.
How many people does Prothero'S Post Resort serve?
Prothero'S Post Resort reports serving 28 people through 6 service connections in Lake of the Woods County, Minnesota.
Where does Prothero'S Post Resort 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 Prothero'S Post Resort have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Prothero'S Post Resort'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 Prothero'S Post Resort's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Prothero'S Post Resort 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 Lake of the Woods County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Baudette | Lake of the Woods | 947 | Community | Groundwater |
| Bethany Lutheran Church | Lake of the Woods | 501 | Transient non-community | Groundwater |
| Rock Harbor Lodge | Lake of the Woods | 200 | Transient non-community | Groundwater |
| Ballard'S Resort | Lake of the Woods | 200 | Transient non-community | Groundwater |
| Marina Drive Campground | Lake of the Woods | 130 | Transient non-community | Groundwater |
| Flag Island Resort | Lake of the Woods | 120 | Transient non-community | Groundwater under influence of surface water |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Prothero'S Post Resort, PWSID MN5390108, Minnesota”, https://aquacensus.com/water-systems/minnesota/prothero-s-post-resort-mn5390108 (data as of October 1, 2026).