Public water system · WI7720396
ActiveStill Willys
At a glance
Still Willys (PWSID WI7720396) is an active transient non-community water system in Wood County, Wisconsin. It reports serving 50 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in October 1999.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
50
Service connections
1
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Still Willys compare with other water systems in Wood County?
By EPA's size categories, Still Willys is a very small system (500 people or fewer). Wood County has 148 active public water systems. Its population served is well below the county average of 396 people per system, and accounts for less than 0.1% of the 58,534 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 Still Willys is about 65% below 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 Still Willys?
EPA lists Still Willys as privately owned. 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. 103 of the 148 active systems in Wood County (70%) are also privately owned.
Does Still Willys have drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in October 1999. The violations listed here began between January 1995 and October 1999. By type: 2 monitoring and reporting and 1 contaminant level above the legal limit. The contaminants or rules involved are Total coliform bacteria (TCR), Nitrate and Nitrite. EPA lists 3 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 |
|---|---|---|---|---|
| 1999-10-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, Monthly (TCR) · code 22 | Total coliform bacteria (TCR)code 3100 | Yes | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 1995-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
All 3 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.
Still Willys: frequently asked questions
Who runs Still Willys?
Still Willys (PWSID WI7720396) is a transient non-community water system privately owned. It is regulated by the WI state drinking water program.
How many people does Still Willys serve?
Still Willys reports serving 50 people through 1 service connection in Wood County, Wisconsin.
Where does Still Willys 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 Still Willys have any drinking water violations?
EPA's records list 3 violations for this system; 1 is health-based, and the most recent began in October 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 Still Willys' 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 3 violations for this system; 1 is health-based, and the most recent began in October 1999. For current results, consult EPA ECHO, or the WI state drinking water program.
Where can I find Still Willys' water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Still Willys 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 Wood County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Wis Rapids Water Works & Lighting Comm | Wood | 20,000 | Community | Groundwater |
| Marshfield Utilities | Wood | 18,815 | Community | Groundwater |
| Nekoosa Waterworks | Wood | 2,394 | Community | Groundwater |
| Port Edwards Water Utility | Wood | 1,866 | Community | Groundwater |
| Biron Water Utility | Wood | 879 | Community | Groundwater |
| Pittsville Waterworks | Wood | 800 | 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, “Still Willys, PWSID WI7720396, Wisconsin”, https://aquacensus.com/water-systems/wisconsin/still-willys-wi7720396 (data as of October 1, 2026).