Public water system · WI4450415
ActiveShiocton Utilities
At a glance
Shiocton Utilities (PWSID WI4450415) is an active community water system in Outagamie County, Wisconsin. It reports serving 921 people through 364 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in January 2015.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
921
Service connections
364
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Shiocton Utilities compare with other water systems in Outagamie County?
By EPA's size categories, Shiocton Utilities is a small system (501 to 3,300 people). Outagamie County has 107 active public water systems. Its population served is about half of the county average of 1,679 people per system, and accounts for 0.5% of the 179,613 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active community water system reports serving 6,703 people, so Shiocton Utilities is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Wisconsin has 1,053 active community water systems, 9.5% 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 Shiocton Utilities?
EPA lists Shiocton Utilities as owned by a local 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. 21 of the 107 active systems in Outagamie County (20%) are also owned by a local government.
Does Shiocton Utilities have drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in January 2015. The violations listed here began between August 1994 and January 2015. By type: 4 monitoring and reporting and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (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 |
|---|---|---|---|---|
| 2015-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1998-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1995-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1994-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1994-08-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | 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.
Shiocton Utilities: frequently asked questions
Who runs Shiocton Utilities?
Shiocton Utilities (PWSID WI4450415) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Shiocton Utilities serve?
Shiocton Utilities reports serving 921 people through 364 service connections in Outagamie County, Wisconsin.
Where does Shiocton Utilities 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 Shiocton Utilities have any drinking water violations?
EPA's records list 5 violations for this system; 1 is health-based, and the most recent began in January 2015. 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 Shiocton Utilities' 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; 1 is health-based, and the most recent began in January 2015. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Shiocton Utilities' water quality report?
As a community water system, Shiocton Utilities must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Outagamie County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Appleton Waterworks | Outagamie | 74,511 | Community | Surface water |
| Grand Chute Tn San Dist 1 | Outagamie | 21,583 | Community | Purchased surface water |
| Kaukauna Utilities | Outagamie | 17,493 | Community | Groundwater |
| Darboy Sanitary Dist 1 | Outagamie | 13,024 | Community | Groundwater |
| Little Chute Waterworks | Outagamie | 12,168 | Community | Groundwater |
| Greenville Utilities Vil of | Outagamie | 11,340 | 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, “Shiocton Utilities, PWSID WI4450415, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/shiocton-utilities-wi4450415 (data as of October 1, 2026).