Public water system · WI1281056
ActiveOak Ridge Mobile Com 4
Community water system in Jefferson County, Wisconsin, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
60
Service connections
31
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-07-12 | Required treatment not metTreatment Technique, Level 2 Assessment (RTCR) · code 2B | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2025-07-12 | ReportingReporting, Assessment Forms (RTCR) · code 4A | Revised Total Coliform Rulecode 8000 | No | 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.
Oak Ridge Mobile Com 4: frequently asked questions
Is Oak Ridge Mobile Com 4's water safe to drink?
Oak Ridge Mobile Com 4 is an active community water system regulated under the Safe Drinking Water Act, overseen by the WI state drinking water program. EPA's SDWA data records violations for this system — the most recent are listed on this page, including health-based violations; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Oak Ridge Mobile Com 4?
Oak Ridge Mobile Com 4 (PWSID WI1281056) is a private-owned community water system, regulated by the WI state drinking water program.
How many people does Oak Ridge Mobile Com 4 serve?
Oak Ridge Mobile Com 4 reports serving 60 people through 31 service connections in Jefferson County, Wisconsin.
Where does Oak Ridge Mobile Com 4 get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Jefferson County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Watertown Waterworks | Jefferson | 23,945 | Community | Groundwater |
| Fort Atkinson Waterworks | Jefferson | 12,390 | Community | Groundwater |
| Jefferson Waterworks | Jefferson | 7,926 | Community | Groundwater |
| Lake Mills Waterworks | Jefferson | 6,211 | Community | Groundwater |
| Waterloo Waterworks | Jefferson | 3,520 | Community | Groundwater |
| Johnson Creek Waterworks | Jefferson | 3,318 | Community | Groundwater |
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.