Public water system · WI1140872
ActiveU S F W S Horicon Hdqrts Bldg
At a glance
U S F W S Horicon Hdqrts Bldg (PWSID WI1140872) is an active transient non-community water system in Dodge County, Wisconsin. It reports serving 68 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by the federal government. EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
68
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does U S F W S Horicon Hdqrts Bldg compare with other water systems in Dodge County?
By EPA's size categories, U S F W S Horicon Hdqrts Bldg 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 transient non-community water system reports serving 144 people, so U S F W S Horicon Hdqrts Bldg is about half of that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Wisconsin has 9,112 active transient non-community water systems, 82% 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 U S F W S Horicon Hdqrts Bldg?
EPA lists U S F W S Horicon Hdqrts Bldg as owned by the federal 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. 1 of the 180 active systems in Dodge County (0.6%) are also owned by the federal government.
Does U S F W S Horicon Hdqrts Bldg have drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2023. The violations listed here began between January 1995 and October 2023. By type: 3 monitoring and reporting and 1 monitoring. The contaminants or rules involved are Revised Total Coliform Rule, Nitrite, Nitrate and Total coliform bacteria (TCR). EPA lists 4 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 |
|---|---|---|---|---|
| 2023-10-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
All 4 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.
U S F W S Horicon Hdqrts Bldg: frequently asked questions
Who runs U S F W S Horicon Hdqrts Bldg?
U S F W S Horicon Hdqrts Bldg (PWSID WI1140872) is a transient non-community water system owned by the federal government. It is regulated by the WI state drinking water program.
How many people does U S F W S Horicon Hdqrts Bldg serve?
U S F W S Horicon Hdqrts Bldg reports serving 68 people through 1 service connection in Dodge County, Wisconsin.
Where does U S F W S Horicon Hdqrts Bldg 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 U S F W S Horicon Hdqrts Bldg have any drinking water violations?
EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2023. 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 U S F W S Horicon Hdqrts Bldg'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. EPA's records list 4 violations for this system; none is health-based, and the most recent began in October 2023. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find U S F W S Horicon Hdqrts Bldg's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. U S F W S Horicon Hdqrts Bldg is a 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 |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “U S F W S Horicon Hdqrts Bldg, PWSID WI1140872, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/u-s-f-w-s-horicon-hdqrts-bldg-wi1140872 (data as of October 1, 2026).