Water Quality: Onalaska, WI
1 water system • 18,000 people served
No Health Violations0
Total Violations
0
Health-Based Violations
1
Water Systems
18,000
Population Served
Water Quality Summary
Onalaska is served by 1 public water system with a combined service population of 18,000 people, and has 0 EPA Safe Drinking Water Act violations on record. No violations of any kind are on record for Onalaska, indicating a clean compliance history. Onalaska's violation count is 100% below the national average for Wisconsin.
Water Systems Serving Onalaska
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| ONALASKA WATERWORKS | WI6320327 | Groundwater | 18,000 | 0 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Other Cities in Wisconsin
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.