Public water system · WI1250084
ActiveMineral Point Waterworks
At a glance
Mineral Point Waterworks (PWSID WI1250084) is an active community water system in Iowa County, Wisconsin. It reports serving 2,487 people through 921 service connections. 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, 4 are health-based, and the most recent began in December 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
2,487
Service connections
921
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Mineral Point Waterworks compare with other water systems in Iowa County?
By EPA's size categories, Mineral Point Waterworks is a small system (501 to 3,300 people). Iowa County has 78 active public water systems, and Mineral Point Waterworks is the 2nd-largest of them by population served. Its population served is about 7.5 times the county average of 333 people per system, and accounts for 9.6% of the 25,964 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 Mineral Point Waterworks is about 63% 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 Mineral Point Waterworks?
EPA lists Mineral Point Waterworks 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. 19 of the 78 active systems in Iowa County (24%) are also owned by a local government.
Does Mineral Point Waterworks have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in December 2024. The violations listed here began between October 1996 and December 2024. By type: 6 monitoring and reporting, 3 required treatment not met, 2 public notice, recordkeeping or other and 1 contaminant level above the legal limit. The contaminant or rule involved most often is Lead and Copper Rule (3 of them). EPA lists 10 as resolved and 2 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 |
|---|---|---|---|---|
| 2024-12-11 | Required treatment not metPublic Education · code 65 | Lead and Copper Rulecode 5000 | Yes | Resolved |
| 2024-10-17 | Required treatment not metLSL Inventory · code 2E | Lead and Copper Rule Revisionscode 5200 | Yes | Resolved |
| 2024-10-17 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2020-08-01 | Required treatment not metFailure To Address Deficiency · code 45 | Groundwater Rulecode 0700 | Yes | Resolved |
| 2013-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2012-01-01 | Monitoring and reportingLead Consumer Notice · code 66 | Lead and Copper Rulecode 5000 | No | Unaddressed |
| 2011-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Acute (TCR) · code 21 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 2008-01-01 | Monitoring and reportingWater Quality Parameter M/R · code 53 | Lead and Copper Rulecode 5000 | No | Resolved |
| 2008-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | 1,1,1-Trichloroethanecode 2981 | No | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Ethylbenzenecode 2992 | No | Resolved |
| 1996-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | p-Dichlorobenzenecode 2969 | 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.
Mineral Point Waterworks: frequently asked questions
Who runs Mineral Point Waterworks?
Mineral Point Waterworks (PWSID WI1250084) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Mineral Point Waterworks serve?
Mineral Point Waterworks reports serving 2,487 people through 921 service connections in Iowa County, Wisconsin.
Where does Mineral Point Waterworks 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 Mineral Point Waterworks have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in December 2024. 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 Mineral Point Waterworks' 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, 4 are health-based, and the most recent began in December 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Mineral Point Waterworks' water quality report?
As a community water system, Mineral Point Waterworks 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 Iowa County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Dodgeville Waterworks | Iowa | 4,583 | Community | Groundwater |
| House on the Rock | Iowa | 2,025 | Non-transient non-community | Groundwater |
| Barneveld Waterworks | Iowa | 1,258 | Community | Groundwater |
| Arena Waterworks | Iowa | 877 | Community | Groundwater |
| Highland Waterworks | Iowa | 842 | Community | Groundwater |
| American Players Theatre -Gateway | Iowa | 821 | 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, “Mineral Point Waterworks, PWSID WI1250084, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/mineral-point-waterworks-wi1250084 (data as of October 1, 2026).