Winona Water Quality Report
Population
27,782
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
Top 90%
of 49,184 US systems
5-Year Record
⚠️ 3
violations recorded
C
Fair
Safety Grade
3 violations in the past 5 years, including 8 health-based
System Details
- PWSID
- MN1850013
- Population Served
- 27,782
- Water Source
- Ground Water
- Owner
- Local Government
- State
- Minnesota
- EPA Region
- 5
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Radium-226 | ✕ Health-Based | 8 |
Violation History
2021
3
2020
3
2017
2
Total violations on record: 8
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Reverse Osmosis System
Removes up to 99% of contaminants including PFAS, lead, arsenic, and nitrates
Removes: Radium-226
How does this compare?
This systemNational average
Grade C
Avg: B-C
8violations total
29% of national average
National avg: ~28 per system
📍 Mid-to-large system — serves 4× the national average.