Public water system · WI1250079
ActiveDodgeville Waterworks
At a glance
Dodgeville Waterworks (PWSID WI1250079) is an active community water system in Iowa County, Wisconsin. It reports serving 4,583 people through 1,697 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 2 violations for this system; all are health-based, and the most recent began in July 1999.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
4,583
Service connections
1,697
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Dodgeville Waterworks compare with other water systems in Iowa County?
By EPA's size categories, Dodgeville Waterworks is a medium system (3,301 to 10,000 people). Iowa County has 78 active public water systems, and Dodgeville Waterworks is the largest of them by population served. Its population served is about 14 times the county average of 333 people per system, and accounts for 18% 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 Dodgeville Waterworks is about 32% 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 Dodgeville Waterworks?
EPA lists Dodgeville 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 Dodgeville Waterworks have drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in July 1999. The violations listed here began between July 1996 and July 1999. By type: 2 contaminant level above the legal limit. The contaminant or rule involved most often is Total coliform bacteria (TCR) (2 of them). EPA lists 2 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 |
|---|---|---|---|---|
| 1999-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1996-07-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
All 2 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.
Dodgeville Waterworks: frequently asked questions
Who runs Dodgeville Waterworks?
Dodgeville Waterworks (PWSID WI1250079) is a community water system owned by a local government. It is regulated by the WI state drinking water program.
How many people does Dodgeville Waterworks serve?
Dodgeville Waterworks reports serving 4,583 people through 1,697 service connections in Iowa County, Wisconsin.
Where does Dodgeville 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 Dodgeville Waterworks have any drinking water violations?
EPA's records list 2 violations for this system; all are health-based, and the most recent began in July 1999. 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 Dodgeville 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. EPA's records list 2 violations for this system; all are health-based, and the most recent began in July 1999. For current results, consult the system's annual water quality report, EPA ECHO, or the WI state drinking water program.
Where can I find Dodgeville Waterworks' water quality report?
As a community water system, Dodgeville 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 |
|---|---|---|---|---|
| Mineral Point Waterworks | Iowa | 2,487 | 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, “Dodgeville Waterworks, PWSID WI1250079, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/dodgeville-waterworks-wi1250079 (data as of October 1, 2026).