Public water system · WI2460054
ActivePort Washington Waterworks
Community water system in Ozaukee County, Wisconsin, drawing primarily on surface water.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
12,853
Service connections
4,760
Primary source
SW
Surface water
System type
CWS
Community water system
System record
Violations & enforcement
| Began | Violation | Contaminant | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | 27 | 2456 | No | Archived |
| 2025-10-01 | 27 | 2950 | No | Archived |
| 2017-04-01 | 27 | 2950 | No | Resolved |
| 2002-01-01 | 27 | 2920 | No | Resolved |
| 2002-01-01 | 27 | 2920 | No | Resolved |
| 1994-08-01 | 26 | 3100 | No | Resolved |
| 1992-07-01 | 53 | 5000 | No | Resolved |
| 1992-07-01 | 51 | 5000 | No | Resolved |
| 1991-10-01 | 22 | 3100 | Yes | Archived |
Port Washington Waterworks: frequently asked questions
Is Port Washington Waterworks's water safe to drink?
Port Washington Waterworks 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 Port Washington Waterworks?
Port Washington Waterworks (PWSID WI2460054) is a local government-owned community water system, regulated by the WI state drinking water program.
How many people does Port Washington Waterworks serve?
Port Washington Waterworks reports serving 12,853 people through 4,760 service connections in Ozaukee County, Wisconsin.
Where does Port Washington Waterworks get its water?
EPA SDWIS lists this system's primary water source as surface water.
Other water systems in Ozaukee County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Grafton Waterworks | Ozaukee | 12,269 | Community | Groundwater |
| Cedarburg L & W Commission | Ozaukee | 11,800 | Community | Groundwater |
| Mequon Water Utility | Ozaukee | 11,152 | Community | Purchased surface water |
| Saukville Waterworks | Ozaukee | 4,268 | Community | Groundwater |
| Belgium Waterworks | Ozaukee | 2,493 | Community | Groundwater |
| Fredonia Waterworks | Ozaukee | 2,279 | Community | Groundwater |