GRATIOT WATERWORKS Water Quality Report
Population
224
people served
Water Source
🏔️ Ground
wells & aquifers
National Rank
Top 94%
of 49,184 US systems
5-Year Record
⚠️ 122
violations recorded
D
Poor
Safety Grade
122 violations in the past 5 years, including 4 health-based
System Details
- PWSID
- WI1330074
- Population Served
- 224
- Water Source
- Ground Water
- Owner
- Local Government
- State
- Wisconsin
- EPA Region
- 5
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ⚠ Monitoring/Reporting | 4 |
| Contaminant 7500 | ⚠ Monitoring/Reporting | 4 |
| Contaminant 8000 | ⚠ Monitoring/Reporting | 4 |
| Contaminant 0700 | ✕ Health-Based | 3 |
| Contaminant 2005 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2010 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2959 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2326 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2274 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2110 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2105 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2067 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2065 | ⚠ Monitoring/Reporting | 3 |
| Benzene | ⚠ Monitoring/Reporting | 3 |
| Atrazine | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2046 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2042 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2041 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2040 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2015 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2020 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2031 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2032 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2033 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2034 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2036 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 2037 | ⚠ Monitoring/Reporting | 3 |
| Chromium | ⚠ Monitoring/Reporting | 3 |
| Cadmium | ⚠ Monitoring/Reporting | 3 |
| Barium | ⚠ Monitoring/Reporting | 3 |
| Arsenic | ⚠ Monitoring/Reporting | 3 |
| Contaminant 1052 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 1075 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 1085 | ⚠ Monitoring/Reporting | 3 |
| Thallium | ⚠ Monitoring/Reporting | 3 |
| Nitrite | ⚠ Monitoring/Reporting | 3 |
| Antimony | ⚠ Monitoring/Reporting | 3 |
| Contaminant 1036 | ⚠ Monitoring/Reporting | 3 |
| Selenium | ⚠ Monitoring/Reporting | 3 |
| Fluoride | ⚠ Monitoring/Reporting | 3 |
| Beryllium | ⚠ Monitoring/Reporting | 3 |
| Contaminant 5200 | ✕ Health-Based | 1 |
Violation History
2025
1
2024
2
2023
117
2022
2
2020
1
2017
1
2015
1
2014
1
2012
1
Total violations on record: 127
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: Arsenic, Nitrite, Fluoride, Cadmium, Chromium, Selenium, Barium
Activated Carbon Filter
Effective for chlorine, THMs, pesticides, and taste/odor improvement
Removes: Atrazine, Benzene
Water Distiller
Removes heavy metals, minerals, and most contaminants through evaporation
Removes: Arsenic, Cadmium, Fluoride
How does this compare?
This systemNational average
Grade D
Avg: B-C
127violations total
454% of national average
National avg: ~28 per system
🏘️ Small community water system.