Public water system · WI8040355
ActiveAvalon Bar
At a glance
Avalon Bar (PWSID WI8040355) is an active transient non-community water system in Bayfield 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 Avalon Bar compare with other water systems in Bayfield County?
By EPA's size categories, Avalon Bar is a very small system (500 people or fewer). Bayfield County has 194 active public water systems. Its population served is about half of the county average of 55 people per system, and accounts for 0.2% of the 10,732 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 Avalon Bar 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 Avalon Bar?
EPA lists Avalon Bar 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. 153 of the 194 active systems in Bayfield County (79%) are also privately owned.
Does Avalon Bar 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 Avalon Bar. For the latest compliance status, check EPA ECHO for current compliance history.
Avalon Bar: frequently asked questions
Who runs Avalon Bar?
Avalon Bar (PWSID WI8040355) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Avalon Bar serve?
Avalon Bar reports serving 25 people through 1 service connection in Bayfield County, Wisconsin.
Where does Avalon Bar 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 Avalon Bar have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is Avalon Bar'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 Avalon Bar's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Avalon Bar 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 Bayfield County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Washburn Waterworks | Bayfield | 2,280 | Community | Groundwater |
| Iron River Sanitary District | Bayfield | 600 | Community | Groundwater |
| Drummond Sanitary District | Bayfield | 500 | Community | Groundwater |
| Bayfield Waterworks | Bayfield | 488 | Community | Groundwater |
| Port Wing Sanitary District | Bayfield | 400 | Community | Groundwater |
| Mount Ashwabay | Bayfield | 220 | 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, “Avalon Bar, PWSID WI8040355, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/avalon-bar-wi8040355 (data as of October 1, 2026).