Public water system · WI2686008
ActiveLannon Water Utility
Community water system in Waukesha County, Wisconsin, drawing primarily on groundwater.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
172
Service connections
24
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | 3A | 8000 | No | Resolved |
| 2012-07-01 | 22 | 3100 | Yes | Resolved |
Lannon Water Utility: frequently asked questions
Is Lannon Water Utility's water safe to drink?
Lannon Water Utility is an active community water system regulated under the Safe Drinking Water Act, overseen by the WI state drinking water program. EPA SDWA violation and enforcement records for this system are being added to AquaCensus from EPA ECHO; consult EPA ECHO or your annual Consumer Confidence Report for its current compliance status.
Who runs Lannon Water Utility?
Lannon Water Utility (PWSID WI2686008) is a local government-owned community water system, regulated by the WI state drinking water program.
How many people does Lannon Water Utility serve?
Lannon Water Utility reports serving 172 people through 24 service connections in Waukesha County, Wisconsin.
Where does Lannon Water Utility get its water?
EPA SDWIS lists this system's primary water source as groundwater.
Other water systems in Waukesha County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Waukesha Water Utility | Waukesha | 70,718 | Community | Purchased surface water |
| Brookfield Water Utility | Waukesha | 29,070 | Community | Groundwater |
| New Berlin Water Utility | Waukesha | 27,899 | Community | Purchased surface water |
| Menomonee Falls Ww - Surface Water | Waukesha | 23,867 | Community | Purchased surface water |
| Oconomowoc Waterworks | Waukesha | 15,805 | Community | Groundwater |
| Sussex Village Hall & Water Utility | Waukesha | 11,750 | Community | Groundwater |