Public water system · WI4590296
ActiveOn the Rocks Kampground
At a glance
On the Rocks Kampground (PWSID WI4590296) is an active transient non-community water system in Shawano 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 5 violations for this system; none is health-based, and the most recent began in April 2024.
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 On the Rocks Kampground compare with other water systems in Shawano County?
By EPA's size categories, On the Rocks Kampground is a very small system (500 people or fewer). Shawano County has 116 active public water systems. Its population served is well below the county average of 210 people per system, and accounts for 0.1% of the 24,399 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 On the Rocks Kampground 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 On the Rocks Kampground?
EPA lists On the Rocks Kampground 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. 100 of the 116 active systems in Shawano County (86%) are also privately owned.
Does On the Rocks Kampground have drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in April 2024. The violations listed here began between June 2016 and April 2024. By type: 4 monitoring and 1 public notice, recordkeeping or other. The contaminant or rule involved most often is Revised Total Coliform Rule (4 of them). EPA lists 5 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 |
|---|---|---|---|---|
| 2024-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2021-03-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-07-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2019-04-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2016-06-01 | MonitoringMonitoring, Additional Routine (RTCR) · code 3B | Revised Total Coliform Rulecode 8000 | No | Resolved |
All 5 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.
On the Rocks Kampground: frequently asked questions
Who runs On the Rocks Kampground?
On the Rocks Kampground (PWSID WI4590296) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does On the Rocks Kampground serve?
On the Rocks Kampground reports serving 25 people through 1 service connection in Shawano County, Wisconsin.
Where does On the Rocks Kampground 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 On the Rocks Kampground have any drinking water violations?
EPA's records list 5 violations for this system; none is health-based, and the most recent began in April 2024. 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 On the Rocks Kampground'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 5 violations for this system; none is health-based, and the most recent began in April 2024. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find On the Rocks Kampground's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. On the Rocks Kampground 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 Shawano County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Shawano Waterworks | Shawano | 9,610 | Community | Groundwater |
| Shawano Lk San Dist 1 | Shawano | 4,950 | Community | Groundwater |
| Bonduel Waterworks | Shawano | 1,475 | Community | Groundwater |
| Wittenberg Waterworks | Shawano | 1,200 | Community | Groundwater |
| Birnamwood Waterworks | Shawano | 832 | Community | Groundwater |
| Tigerton Waterworks | Shawano | 705 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “On the Rocks Kampground, PWSID WI4590296, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/on-the-rocks-kampground-wi4590296 (data as of October 1, 2026).