Public water system · WI6060329
ActiveHillside Fish House
At a glance
Hillside Fish House (PWSID WI6060329) is an active transient non-community water system in Buffalo County, Wisconsin. It reports serving 80 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 2004.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
80
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Hillside Fish House compare with other water systems in Buffalo County?
By EPA's size categories, Hillside Fish House is a very small system (500 people or fewer). Buffalo County has 69 active public water systems. Its population served is about 37% below the county average of 127 people per system, and accounts for 0.9% of the 8,759 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 Hillside Fish House is about 44% 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 Hillside Fish House?
EPA lists Hillside Fish House 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. 48 of the 69 active systems in Buffalo County (70%) are also privately owned.
Does Hillside Fish House have drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 2004. The violations listed here began between January 1998 and October 2004. By type: 8 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Nitrate (4 of them). EPA lists 10 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 |
|---|---|---|---|---|
| 2004-10-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2004-10-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2004-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2001-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1998-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 10 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.
Hillside Fish House: frequently asked questions
Who runs Hillside Fish House?
Hillside Fish House (PWSID WI6060329) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Hillside Fish House serve?
Hillside Fish House reports serving 80 people through 1 service connection in Buffalo County, Wisconsin.
Where does Hillside Fish House 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 Hillside Fish House have any drinking water violations?
EPA's records list 10 violations for this system; none is health-based, and the most recent began in October 2004. 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 Hillside Fish House'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 10 violations for this system; none is health-based, and the most recent began in October 2004. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Hillside Fish House's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hillside Fish House 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 Buffalo County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mondovi Waterworks | Buffalo | 2,667 | Community | Groundwater |
| Alma Waterworks | Buffalo | 769 | Community | Groundwater |
| Cochrane Fountain City School | Buffalo | 635 | Non-transient non-community | Groundwater |
| Cochrane Waterworks | Buffalo | 450 | Community | Groundwater |
| Fountain City Waterworks | Buffalo | 443 | Community | Groundwater |
| Nelson Water & Sewer Dept | Buffalo | 375 | 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, “Hillside Fish House, PWSID WI6060329, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/hillside-fish-house-wi6060329 (data as of October 1, 2026).