Public water system · WI7440383
ActiveWi Dnr Carroll Lk Cmpgd 12
At a glance
Wi Dnr Carroll Lk Cmpgd 12 (PWSID WI7440383) is an active transient non-community water system in Oneida 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 state government. EPA's records list one violation for this system; it is not health-based, and the most recent began in October 1992.
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 Wi Dnr Carroll Lk Cmpgd 12 compare with other water systems in Oneida County?
By EPA's size categories, Wi Dnr Carroll Lk Cmpgd 12 is a very small system (500 people or fewer). Oneida County has 345 active public water systems. Its population served is well below the county average of 117 people per system, and accounts for less than 0.1% of the 40,498 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 Wi Dnr Carroll Lk Cmpgd 12 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 Wi Dnr Carroll Lk Cmpgd 12?
EPA lists Wi Dnr Carroll Lk Cmpgd 12 as owned by a state 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. 27 of the 345 active systems in Oneida County (7.8%) are also owned by a state government.
Does Wi Dnr Carroll Lk Cmpgd 12 have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in October 1992. By type: 1 monitoring and reporting. The contaminant or rule involved is Total coliform bacteria (TCR). EPA lists 1 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 |
|---|---|---|---|---|
| 1992-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
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.
Wi Dnr Carroll Lk Cmpgd 12: frequently asked questions
Who runs Wi Dnr Carroll Lk Cmpgd 12?
Wi Dnr Carroll Lk Cmpgd 12 (PWSID WI7440383) is a transient non-community water system owned by a state government. It is regulated by the WI state drinking water program.
How many people does Wi Dnr Carroll Lk Cmpgd 12 serve?
Wi Dnr Carroll Lk Cmpgd 12 reports serving 25 people through 1 service connection in Oneida County, Wisconsin.
Where does Wi Dnr Carroll Lk Cmpgd 12 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 Wi Dnr Carroll Lk Cmpgd 12 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 October 1992. 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 Wi Dnr Carroll Lk Cmpgd 12'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 October 1992. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Wi Dnr Carroll Lk Cmpgd 12's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wi Dnr Carroll Lk Cmpgd 12 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 Oneida County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Rhinelander Water & Wastewater | Oneida | 8,234 | Community | Groundwater |
| Lakeland Sanitary Dist 1 | Oneida | 2,381 | Community | Groundwater |
| Minocqua Hazelhurst Elem Sch | Oneida | 650 | Non-transient non-community | Groundwater |
| Three Lakes Sanitary District | Oneida | 500 | Community | Groundwater |
| Scouting America Camp Tesomas Program Center and Dining Hall | Oneida | 500 | Transient non-community | Groundwater |
| Wi Dnr Clear Lk Cmpgd 10 | Oneida | 450 | 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, “Wi Dnr Carroll Lk Cmpgd 12, PWSID WI7440383, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/wi-dnr-carroll-lk-cmpgd-12-wi7440383 (data as of October 1, 2026).