Public water system · WI1330325
ActiveWi Dnr Yellowstone East Fts Well
At a glance
Wi Dnr Yellowstone East Fts Well (PWSID WI1330325) is an active transient non-community water system in Lafayette County, Wisconsin. It reports serving 162 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as owned by a state government. EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
162
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Wi Dnr Yellowstone East Fts Well compare with other water systems in Lafayette County?
By EPA's size categories, Wi Dnr Yellowstone East Fts Well is a very small system (500 people or fewer). Lafayette County has 39 active public water systems. Its population served is about 43% below the county average of 284 people per system, and accounts for 1.5% of the 11,066 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 Wi Dnr Yellowstone East Fts Well is about 13% above 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 Wi Dnr Yellowstone East Fts Well?
EPA lists Wi Dnr Yellowstone East Fts Well as owned by a state 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. 7 of the 39 active systems in Lafayette County (18%) are also owned by a state government.
Does Wi Dnr Yellowstone East Fts Well have drinking water violations?
EPA's records list 2 violations for this system; 1 is health-based, and the most recent began in October 2025. The violations listed here began between August 2025 and October 2025. By type: 1 monitoring and reporting and 1 contaminant level above the legal limit. The contaminants or rules involved are E. coli and Revised Total Coliform Rule. 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 |
|---|---|---|---|---|
| 2025-10-23 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | No | Resolved |
| 2025-08-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | 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.
Wi Dnr Yellowstone East Fts Well: frequently asked questions
Who runs Wi Dnr Yellowstone East Fts Well?
Wi Dnr Yellowstone East Fts Well (PWSID WI1330325) is a transient non-community water system owned by a state government. It is regulated by the WI state drinking water program.
How many people does Wi Dnr Yellowstone East Fts Well serve?
Wi Dnr Yellowstone East Fts Well reports serving 162 people through 1 service connection in Lafayette County, Wisconsin.
Where does Wi Dnr Yellowstone East Fts Well 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 Wi Dnr Yellowstone East Fts Well have any drinking water violations?
EPA's records list 2 violations for this system; 1 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 Wi Dnr Yellowstone East Fts Well'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 2 violations for this system; 1 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 Wi Dnr Yellowstone East Fts Well's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Wi Dnr Yellowstone East Fts Well 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 Lafayette County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Darlington Waterworks | Lafayette | 2,235 | Community | Groundwater |
| Shullsburg Waterworks | Lafayette | 1,222 | Community | Groundwater |
| Belmont Waterworks | Lafayette | 991 | Community | Groundwater |
| Benton Waterworks | Lafayette | 976 | Community | Groundwater |
| Argyle Waterworks | Lafayette | 823 | Community | Groundwater |
| Blanchardville Waterworks | Lafayette | 810 | 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, “Wi Dnr Yellowstone East Fts Well, PWSID WI1330325, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/wi-dnr-yellowstone-east-fts-well-wi1330325 (data as of October 1, 2026).