Public water system · WI1571023
ActiveWi Dnr Devils Lake South Shore Shelter
At a glance
Wi Dnr Devils Lake South Shore Shelter (PWSID WI1571023) is an active transient non-community water system in Sauk County, Wisconsin. It reports serving 255 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 4 violations for this system; 2 are health-based, and the most recent began in October 2012.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
255
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Wi Dnr Devils Lake South Shore Shelter compare with other water systems in Sauk County?
By EPA's size categories, Wi Dnr Devils Lake South Shore Shelter is a very small system (500 people or fewer). Sauk County has 199 active public water systems. Its population served is about 25% below the county average of 342 people per system, and accounts for 0.4% 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 Wi Dnr Devils Lake South Shore Shelter is about 77% above 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 Devils Lake South Shore Shelter?
EPA lists Wi Dnr Devils Lake South Shore Shelter 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. 14 of the 199 active systems in Sauk County (7%) are also owned by a state government.
Does Wi Dnr Devils Lake South Shore Shelter have drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in October 2012. The violations listed here began between June 2000 and October 2012. By type: 2 contaminant level above the legal limit, 1 public notice, recordkeeping or other and 1 monitoring and reporting. The contaminant or rule involved most often is Total coliform bacteria (TCR) (3 of them). EPA lists 4 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 |
|---|---|---|---|---|
| 2012-10-21 | Public notice, recordkeeping or otherNotification, State · code 05 | Groundwater Rulecode 0700 | No | Resolved |
| 2006-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2000-07-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2000-06-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 4 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.
Wi Dnr Devils Lake South Shore Shelter: frequently asked questions
Who runs Wi Dnr Devils Lake South Shore Shelter?
Wi Dnr Devils Lake South Shore Shelter (PWSID WI1571023) 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 Devils Lake South Shore Shelter serve?
Wi Dnr Devils Lake South Shore Shelter reports serving 255 people through 1 service connection in Sauk County, Wisconsin.
Where does Wi Dnr Devils Lake South Shore Shelter 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 Devils Lake South Shore Shelter have any drinking water violations?
EPA's records list 4 violations for this system; 2 are health-based, and the most recent began in October 2012. 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 Devils Lake South Shore Shelter'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 4 violations for this system; 2 are health-based, and the most recent began in October 2012. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Wi Dnr Devils Lake South Shore Shelter's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wi Dnr Devils Lake South Shore Shelter 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, “Wi Dnr Devils Lake South Shore Shelter, PWSID WI1571023, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/wi-dnr-devils-lake-south-shore-shelter-wi1571023 (data as of October 1, 2026).