Public water system · WI6560237
ActiveWillow River Saloon
At a glance
Willow River Saloon (PWSID WI6560237) is an active transient non-community water system in St. Croix 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 4 violations for this system; none is health-based, and the most recent began in October 2013.
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 Willow River Saloon compare with other water systems in St. Croix County?
By EPA's size categories, Willow River Saloon is a very small system (500 people or fewer). St. Croix County has 165 active public water systems. Its population served is well below the county average of 349 people per system, and accounts for less than 0.1% of the 57,590 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 Willow River Saloon 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 Willow River Saloon?
EPA lists Willow River Saloon 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. 132 of the 165 active systems in St. Croix County (80%) are also privately owned.
Does Willow River Saloon have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2013. The violations listed here began between January 1995 and October 2013. By type: 3 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Groundwater Rule, Total coliform bacteria (TCR), Nitrate and Nitrite. EPA lists 4 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2013-10-28 | Public notice, recordkeeping or otherNotification, State · code 05 | Groundwater Rulecode 0700 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
All 4 violations in EPA's records, newest first.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.
Willow River Saloon: frequently asked questions
Who runs Willow River Saloon?
Willow River Saloon (PWSID WI6560237) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Willow River Saloon serve?
Willow River Saloon reports serving 25 people through 1 service connection in St. Croix County, Wisconsin.
Where does Willow River Saloon 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 Willow River Saloon have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2013. 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 Willow River Saloon'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 4 violations for this system; none is health-based, and the most recent began in October 2013. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Willow River Saloon's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Willow River Saloon 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 St. Croix County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Hudson Waterworks | St. Croix | 18,558 | Community | Groundwater |
| New Richmond Waterworks | St. Croix | 10,824 | Community | Groundwater |
| Baldwin Waterworks | St. Croix | 4,440 | Community | Groundwater |
| Somerset Waterworks | St. Croix | 3,334 | Community | Groundwater |
| Hammond Waterworks | St. Croix | 1,884 | Community | Groundwater |
| Roberts Waterworks | St. Croix | 1,872 | 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, “Willow River Saloon, PWSID WI6560237, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/willow-river-saloon-wi6560237 (data as of October 1, 2026).