Public water system · WI1570246
ActiveMid-State Equipment Sauk Prairie
At a glance
Mid-State Equipment Sauk Prairie (PWSID WI1570246) is an active transient non-community water system in Sauk County, Wisconsin. It reports serving 72 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list one violation for this system; it is health-based, and the most recent began in May 2010.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
72
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Mid-State Equipment Sauk Prairie compare with other water systems in Sauk County?
By EPA's size categories, Mid-State Equipment Sauk Prairie is a very small system (500 people or fewer). Sauk County has 199 active public water systems. Its population served is well below the county average of 342 people per system, and accounts for 0.1% of the 68,062 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 Mid-State Equipment Sauk Prairie is about half of 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 Mid-State Equipment Sauk Prairie?
EPA lists Mid-State Equipment Sauk Prairie 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. 154 of the 199 active systems in Sauk County (77%) are also privately owned.
Does Mid-State Equipment Sauk Prairie have drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in May 2010. By type: 1 contaminant level above the legal limit. 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 |
|---|---|---|---|---|
| 2010-05-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | 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.
Mid-State Equipment Sauk Prairie: frequently asked questions
Who runs Mid-State Equipment Sauk Prairie?
Mid-State Equipment Sauk Prairie (PWSID WI1570246) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Mid-State Equipment Sauk Prairie serve?
Mid-State Equipment Sauk Prairie reports serving 72 people through 1 service connection in Sauk County, Wisconsin.
Where does Mid-State Equipment Sauk Prairie 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 Mid-State Equipment Sauk Prairie have any drinking water violations?
EPA's records list one violation for this system; it is health-based, and the most recent began in May 2010. 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 Mid-State Equipment Sauk Prairie'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 health-based, and the most recent began in May 2010. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Mid-State Equipment Sauk Prairie's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Mid-State Equipment Sauk Prairie 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 Sauk County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Baraboo Waterworks | Sauk | 12,703 | Community | Groundwater |
| Reedsburg Waterworks | Sauk | 9,984 | Community | Groundwater |
| Ho Chunk Casino | Sauk | 5,486 | Non-transient non-community | Groundwater |
| Prairie Du Sac Waterworks | Sauk | 4,006 | Community | Groundwater |
| Sauk City Waterworks | Sauk | 3,518 | Community | Groundwater |
| Lake Delton Waterworks | Sauk | 2,914 | 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, “Mid-State Equipment Sauk Prairie, PWSID WI1570246, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/mid-state-equipment-sauk-prairie-wi1570246 (data as of October 1, 2026).