Public water system · WI2300490
ActiveWilmot Union High School
At a glance
Wilmot Union High School (PWSID WI2300490) is an active non-transient non-community water system in Kenosha County, Wisconsin. It reports serving 1,200 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2013.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
1,200
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Wilmot Union High School compare with other water systems in Kenosha County?
By EPA's size categories, Wilmot Union High School is a small system (501 to 3,300 people). Kenosha County has 227 active public water systems, and Wilmot Union High School is the 4th-largest of them by population served. Its population served is about twice the county average of 605 people per system, and accounts for 0.9% of the 137,235 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 Wilmot Union High School is about 179% above 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 Wilmot Union High School?
EPA lists Wilmot Union High School 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. 37 of the 227 active systems in Kenosha County (16%) are also owned by a local government.
Does Wilmot Union High School have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2013. The violations listed here began between October 2008 and January 2013. By type: 10 monitoring and reporting and 2 public notice, recordkeeping or other. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). EPA lists 11 as resolved and 1 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2013-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2012-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2011-01-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2010-10-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2009-01-01 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloroethanecode 2980 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Trichloroethylenecode 2984 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chlorobenzenecode 2989 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,2-Dichloropropanecode 2983 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1-Dichloroethylenecode 2977 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
| 2008-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Styrenecode 2996 | 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.
Wilmot Union High School: frequently asked questions
Who runs Wilmot Union High School?
Wilmot Union High School (PWSID WI2300490) is a non-transient non-community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Wilmot Union High School serve?
Wilmot Union High School reports serving 1,200 people through 1 service connection in Kenosha County, Wisconsin.
Where does Wilmot Union High School 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 Wilmot Union High School 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 January 2013. 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 Wilmot Union High School'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 January 2013. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Wilmot Union High School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wilmot Union High School 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 Kenosha County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Kenosha Water Utility | Kenosha | 99,218 | Community | Surface water |
| Pleasant Prairie Water Utility | Kenosha | 10,754 | Community | Purchased surface water |
| Somers Water Utility | Kenosha | 1,930 | Community | Purchased surface water |
| Bristol Village of East | Kenosha | 1,001 | Community | Purchased surface water |
| Paddock Lake Waterworks | Kenosha | 945 | Community | Groundwater |
| Salem Grade School North Well | Kenosha | 800 | Non-transient non-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, “Wilmot Union High School, PWSID WI2300490, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/wilmot-union-high-school-wi2300490 (data as of October 1, 2026).