Public water system · WI1141071
ActiveItw Shakeproof Group - South System
At a glance
Itw Shakeproof Group - South System (PWSID WI1141071) is an active non-transient non-community water system in Dodge County, Wisconsin. It reports serving 65 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2000.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
65
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Itw Shakeproof Group - South System compare with other water systems in Dodge County?
By EPA's size categories, Itw Shakeproof Group - South System is a very small system (500 people or fewer). Dodge County has 180 active public water systems. Its population served is well below the county average of 408 people per system, and accounts for less than 0.1% of the 73,453 people reported by systems filed under the county. Across Wisconsin, the 11,056 active systems average 469 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Itw Shakeproof Group - South System is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Wisconsin has 891 active non-transient non-community water systems, 8.1% 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 Itw Shakeproof Group - South System?
EPA lists Itw Shakeproof Group - South System 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. 134 of the 180 active systems in Dodge County (74%) are also privately owned.
Does Itw Shakeproof Group - South System have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2000. The violations listed here began between January 1999 and April 2000. By type: 12 monitoring and reporting. The contaminants or rules involved are Total coliform bacteria (TCR), Fluoride, Arsenic and Nitrate-Nitrite. EPA lists 12 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 |
|---|---|---|---|---|
| 2000-04-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitrate-Nitritecode 1038 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | trans-1,2-Dichloroethylenecode 2979 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 1999-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Resolved |
The 12 most recent 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.
Itw Shakeproof Group - South System: frequently asked questions
Who runs Itw Shakeproof Group - South System?
Itw Shakeproof Group - South System (PWSID WI1141071) is a non-transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Itw Shakeproof Group - South System serve?
Itw Shakeproof Group - South System reports serving 65 people through 1 service connection in Dodge County, Wisconsin.
Where does Itw Shakeproof Group - South System 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 Itw Shakeproof Group - South System have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2000. 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 Itw Shakeproof Group - South System'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. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in April 2000. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Itw Shakeproof Group - South System's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Itw Shakeproof Group - South System is a non-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 Dodge County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Beaver Dam Water Utility | Dodge | 16,200 | Community | Groundwater |
| Waupun Utilities | Dodge | 8,056 | Community | Groundwater |
| Mayville Waterworks | Dodge | 5,112 | Community | Groundwater |
| Waupun Correctional Inst | Dodge | 3,706 | Community | Groundwater |
| Horicon Waterworks | Dodge | 3,682 | Community | Groundwater |
| Lomira Waterworks | Dodge | 2,701 | 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, “Itw Shakeproof Group - South System, PWSID WI1141071, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/itw-shakeproof-group-south-system-wi1141071 (data as of October 1, 2026).