Public water system · WI4361365
ActiveI 43 One Stop
At a glance
I 43 One Stop (PWSID WI4361365) is an active transient non-community water system in Manitowoc 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 Safe Drinking Water Act records list no violations for this system.
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 I 43 One Stop compare with other water systems in Manitowoc County?
By EPA's size categories, I 43 One Stop is a very small system (500 people or fewer). Manitowoc County has 139 active public water systems. Its population served is well below the county average of 461 people per system, and accounts for less than 0.1% of the 64,022 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 I 43 One Stop 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 I 43 One Stop?
EPA lists I 43 One Stop 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. 117 of the 139 active systems in Manitowoc County (84%) are also privately owned.
Does I 43 One Stop have drinking water violations?
No SDWA violations on record.
EPA's SDWA violation and enforcement data (via EPA ECHO, updated quarterly) lists no violations for I 43 One Stop. For the latest compliance status, check EPA ECHO for current compliance history.
I 43 One Stop: frequently asked questions
Who runs I 43 One Stop?
I 43 One Stop (PWSID WI4361365) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does I 43 One Stop serve?
I 43 One Stop reports serving 25 people through 1 service connection in Manitowoc County, Wisconsin.
Where does I 43 One Stop 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 I 43 One Stop have any drinking water violations?
EPA's Safe Drinking Water Act records list no violations for this system.
Is I 43 One Stop'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 Safe Drinking Water Act records list no violations for this system. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find I 43 One Stop's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. I 43 One Stop 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 Manitowoc County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Manitowoc Waterworks | Manitowoc | 34,500 | Community | Surface water |
| Two Rivers Waterworks | Manitowoc | 11,270 | Community | Surface water |
| Kiel Waterworks | Manitowoc | 3,932 | Community | Groundwater |
| Cleveland Waterworks | Manitowoc | 1,524 | Community | Groundwater |
| Mishicot Waterworks | Manitowoc | 1,432 | Community | Groundwater |
| Reedsville Waterworks | Manitowoc | 1,200 | 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, “I 43 One Stop, PWSID WI4361365, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/i-43-one-stop-wi4361365 (data as of October 1, 2026).