Public water system · WI6270392

Active

Melrose Mindoro United Campus

At a glance

Melrose Mindoro United Campus (PWSID WI6270392) is an active non-transient non-community water system in Jackson County, Wisconsin. It reports serving 800 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, one is health-based, and the most recent began in October 2025.

Dataset updated October 2026 . Source: EPA SDWIS/ECHO public records.

Population served

800

Service connections

Primary source

Groundwater

System type

NTNCWS

Non-transient non-community water system

System record

PWSIDWI6270392

System typeNon-transient non-community water system

Activity statusActive

Population served800

Service connections1

Primary water sourceGroundwater

Owner typeLocal government

Primacy agencyWI state drinking water program

City servedMelrose

StateWisconsin

ZIP—

CountyJackson County

How does Melrose Mindoro United Campus compare with other water systems in Jackson County?

By EPA's size categories, Melrose Mindoro United Campus is a small system (501 to 3,300 people). Jackson County has 106 active public water systems, and Melrose Mindoro United Campus is the 5th-largest of them by population served. Its population served is about 4.3 times the county average of 188 people per system, and accounts for 4% of the 19,930 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 Melrose Mindoro United Campus is about 86% 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 Melrose Mindoro United Campus?

EPA lists Melrose Mindoro United Campus 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. 26 of the 106 active systems in Jackson County (25%) are also owned by a local government.

Does Melrose Mindoro United Campus have drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2025. The violations listed here began between January 2020 and October 2025. By type: 9 monitoring and reporting, 1 monitoring, 1 public notice, recordkeeping or other and 1 required treatment not met. The contaminant or rule involved most often is Lead and Copper Rule (2 of them). 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
2025-10-01	MonitoringMonitoring, Routine (RTCR) · code 3A	Revised Total Coliform Rulecode 8000	No	Resolved
2020-10-01	Monitoring and reportingLead Consumer Notice · code 66	Lead and Copper Rulecode 5000	No	Resolved
2020-09-11	Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75	Public Noticecode 7500	No	Resolved
2020-07-01	Required treatment not metPublic Education · code 65	Lead and Copper Rulecode 5000	Yes	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Styrenecode 2996	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Tetrachloroethylenecode 2987	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	1,2,4-Trichlorobenzenecode 2378	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	p-Dichlorobenzenecode 2969	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Vinyl chloridecode 2976	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Toluenecode 2991	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Benzenecode 2990	No	Resolved
2020-01-01	Monitoring and reportingMonitoring, Regular · code 03	Dichloromethanecode 2964	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.

Melrose Mindoro United Campus: frequently asked questions

Who runs Melrose Mindoro United Campus?

Melrose Mindoro United Campus (PWSID WI6270392) 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 Melrose Mindoro United Campus serve?

Melrose Mindoro United Campus reports serving 800 people through 1 service connection in Jackson County, Wisconsin.

Where does Melrose Mindoro United Campus 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 Melrose Mindoro United Campus have any drinking water violations?

Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2025. 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 Melrose Mindoro United Campus' 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, one is health-based, and the most recent began in October 2025. For current results, consult EPA ECHO, or the WI state drinking water program.

Where can I find Melrose Mindoro United Campus' water quality report?

The annual Consumer Confidence Report requirement applies to community water systems. Melrose Mindoro United Campus 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 Jackson County

Water system	County	Population served	Type	Source
Black River Falls Waterworks	Jackson	3,608	Community	Groundwater
Brockway Sanitary Dist 1	Jackson	2,692	Community	Groundwater
Wi Dot Rest Area 54 Westbound	Jackson	2,200	Transient non-community	Groundwater
Wi Dot Rest Area 53 Eastbound	Jackson	2,090	Transient non-community	Groundwater
Merrillan Waterworks	Jackson	531	Community	Groundwater
Melrose Waterworks	Jackson	524	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, “Melrose Mindoro United Campus, PWSID WI6270392, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/melrose-mindoro-united-campus-wi6270392 (data as of October 1, 2026).