Public water system · WI8020097
ActiveMadeline Island Yacht Club Inc.
At a glance
Madeline Island Yacht Club Inc. (PWSID WI8020097) is an active transient non-community water system in Ashland County, Wisconsin. It reports serving 25 people through 1 service connection. 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
25
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Madeline Island Yacht Club Inc. compare with other water systems in Ashland County?
By EPA's size categories, Madeline Island Yacht Club Inc. is a very small system (500 people or fewer). Ashland County has 82 active public water systems. Its population served is well below the county average of 151 people per system, and accounts for 0.2% of the 12,416 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Madeline Island Yacht Club Inc. 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. Wisconsin has 9,112 active transient non-community water systems, 82% of the state's 11,056 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 10,978 Wisconsin systems (99%) list groundwater as their primary source.
Who owns and regulates Madeline Island Yacht Club Inc.?
EPA lists Madeline Island Yacht Club Inc. as privately owned. The WI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 56 of the 82 active systems in Ashland County (68%) are also privately owned.
Does Madeline Island Yacht Club Inc. 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 Madeline Island Yacht Club Inc.. For the latest compliance status, check EPA ECHO for current compliance history.
Madeline Island Yacht Club Inc.: frequently asked questions
Who runs Madeline Island Yacht Club Inc.?
Madeline Island Yacht Club Inc. (PWSID WI8020097) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Madeline Island Yacht Club Inc. serve?
Madeline Island Yacht Club Inc. reports serving 25 people through 1 service connection in Ashland County, Wisconsin.
Where does Madeline Island Yacht Club Inc. 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 Madeline Island Yacht Club Inc. have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Madeline Island Yacht Club Inc.'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 WI state drinking water program.
Where can I find Madeline Island Yacht Club Inc.'s water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Madeline Island Yacht Club Inc. 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 Ashland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Ashland Water Utility | Ashland | 8,000 | Community | Surface water |
| Glidden Sanitary District | Ashland | 750 | Community | Groundwater |
| Mellen Water Utility | Ashland | 731 | Community | Groundwater |
| Butternut Waterworks | Ashland | 283 | Community | Groundwater |
| Marengo Valley School | Ashland | 220 | Non-transient non-community | Groundwater |
| Hartzell Subdivision - Abbey Lane | Ashland | 115 | Transient non-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, “Madeline Island Yacht Club Inc., PWSID WI8020097, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/madeline-island-yacht-club-inc-wi8020097 (data as of October 1, 2026).