JEFFERSON WATERWORKS Water Quality Report
Population
7,926
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
—
of 49,184 US systems
5-Year Record
⚠️ 46
violations recorded
F
Unsafe
Safety Grade
46 violations in the past 5 years, including 23 health-based
System Details
- PWSID
- WI1280104
- Population Served
- 7,926
- Water Source
- Ground Water
- Owner
- Local Government
- State
- Wisconsin
- EPA Region
- 5
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 7500 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 5000 | ✕ Health-Based | 2 |
| Radium-226 | ✕ Health-Based | 22 |
| Contaminant 2065 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2067 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2105 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2110 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2274 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2326 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2959 | ⚠ Monitoring/Reporting | 1 |
| Benzene | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2046 | ⚠ Monitoring/Reporting | 1 |
| Atrazine | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2042 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2041 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2040 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2037 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2036 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2005 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2010 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2015 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2020 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2031 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2032 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2033 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 2034 | ⚠ Monitoring/Reporting | 1 |
Violation History
2024
8
2023
34
2022
4
2010
1
1993
1
Total violations on record: 48
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
Activated Carbon Filter
Effective for chlorine, THMs, pesticides, and taste/odor improvement
Removes: Atrazine, Benzene
How does this compare?
This systemNational average
Grade F
Avg: B-C
48violations total
171% of national average
National avg: ~28 per system
📍 Average-sized water system.