Public water system · WI8040255
ActiveRobinson Lake Resort and Bar
At a glance
Robinson Lake Resort and Bar (PWSID WI8040255) 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 records list one violation for this system; it is not health-based, and the most recent began in March 2026.
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 Robinson Lake Resort and Bar compare with other water systems in Bayfield County?
By EPA's size categories, Robinson Lake Resort and 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 Robinson Lake Resort and 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 Robinson Lake Resort and Bar?
EPA lists Robinson Lake Resort and 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 Robinson Lake Resort and Bar have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in March 2026. By type: 1 monitoring. The contaminant or rule involved is Revised Total Coliform Rule. EPA lists 1 as archived. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2026-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Archived |
The one violation in EPA's records.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.
Robinson Lake Resort and Bar: frequently asked questions
Who runs Robinson Lake Resort and Bar?
Robinson Lake Resort and Bar (PWSID WI8040255) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Robinson Lake Resort and Bar serve?
Robinson Lake Resort and Bar reports serving 25 people through 1 service connection in Bayfield County, Wisconsin.
Where does Robinson Lake Resort and 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 Robinson Lake Resort and Bar have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in March 2026. 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 Robinson Lake Resort and 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 records list one violation for this system; it is not health-based, and the most recent began in March 2026. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Robinson Lake Resort and Bar's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Robinson Lake Resort and 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, “Robinson Lake Resort and Bar, PWSID WI8040255, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/robinson-lake-resort-and-bar-wi8040255 (data as of October 1, 2026).