Public water system · WI6630283
ActiveVernon Co Sidie Hollow Pk-Upper Cmpgrd
At a glance
Vernon Co Sidie Hollow Pk-Upper Cmpgrd (PWSID WI6630283) is an active transient non-community water system in Vernon County, Wisconsin. It reports serving 25 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 6 violations for this system; none is health-based, and the most recent began in May 2022.
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 Vernon Co Sidie Hollow Pk-Upper Cmpgrd compare with other water systems in Vernon County?
By EPA's size categories, Vernon Co Sidie Hollow Pk-Upper Cmpgrd is a very small system (500 people or fewer). Vernon County has 66 active public water systems. Its population served is well below the county average of 255 people per system, and accounts for 0.1% of the 16,796 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 Vernon Co Sidie Hollow Pk-Upper Cmpgrd 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 Vernon Co Sidie Hollow Pk-Upper Cmpgrd?
EPA lists Vernon Co Sidie Hollow Pk-Upper Cmpgrd as owned by a local government. 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. 19 of the 66 active systems in Vernon County (29%) are also owned by a local government.
Does Vernon Co Sidie Hollow Pk-Upper Cmpgrd have drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in May 2022. The violations listed here began between May 1994 and May 2022. By type: 3 reporting and 3 monitoring and reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (3 of them). EPA lists 6 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 |
|---|---|---|---|---|
| 2022-05-03 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-06-05 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2018-04-29 | ReportingReport Startup Procedures Cert Form (RTCR) · code 4C | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 1996-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-04-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1994-05-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
All 6 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.
Vernon Co Sidie Hollow Pk-Upper Cmpgrd: frequently asked questions
Who runs Vernon Co Sidie Hollow Pk-Upper Cmpgrd?
Vernon Co Sidie Hollow Pk-Upper Cmpgrd (PWSID WI6630283) is a transient non-community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Vernon Co Sidie Hollow Pk-Upper Cmpgrd serve?
Vernon Co Sidie Hollow Pk-Upper Cmpgrd reports serving 25 people through 1 service connection in Vernon County, Wisconsin.
Where does Vernon Co Sidie Hollow Pk-Upper Cmpgrd 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 Vernon Co Sidie Hollow Pk-Upper Cmpgrd have any drinking water violations?
EPA's records list 6 violations for this system; none is health-based, and the most recent began in May 2022. 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 Vernon Co Sidie Hollow Pk-Upper Cmpgrd'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 6 violations for this system; none is health-based, and the most recent began in May 2022. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Vernon Co Sidie Hollow Pk-Upper Cmpgrd's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Vernon Co Sidie Hollow Pk-Upper Cmpgrd 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 Vernon County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Viroqua Waterworks | Vernon | 4,362 | Community | Groundwater |
| Westby Waterworks | Vernon | 2,400 | Community | Groundwater |
| Hillsboro Waterworks | Vernon | 1,325 | Community | Groundwater |
| Stoddard Waterworks | Vernon | 793 | Community | Groundwater |
| Coon Valley Waterworks | Vernon | 765 | Community | Groundwater |
| La Farge Waterworks | Vernon | 712 | 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, “Vernon Co Sidie Hollow Pk-Upper Cmpgrd, PWSID WI6630283, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/vernon-co-sidie-hollow-pk-upper-cmpgrd-wi6630283 (data as of October 1, 2026).