Public water system
Fort Gratiot Township
PWSID MI0002385 - St. Clair County, Michigan
235 PPM
13.7 GPG
Hard0Soft60120180300+
Hard (235 PPM)High Confidence - USGS Monitoring
System Details
- Water source
- surface water
- Population served
- 11,616
- Service connections
- 5,200
- Status
- Active
Hardness Evidence
- Reported hardness
- 235 PPM
- Grains per gallon
- 13.7 GPG
- Data source
- USGS monitoring
- Source year
- N/A
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 48001 | Pearl Beach, MI | Very Hard (251 PPM) |
| 48002 | Berlin, MI | Hard (235 PPM) |
| 48006 | Greenwood, MI | Hard (235 PPM) |
| 48014 | Mussey, MI | Hard (240 PPM) |
| 48022 | Emmett, MI | Hard (235 PPM) |
| 48023 | Ira, MI | Hard (243 PPM) |
| 48027 | Wales, MI | Hard (235 PPM) |
| 48028 | Harsens Island, MI | Hard (235 PPM) |
| 48032 | Grant Township, MI | Hard (235 PPM) |
| 48039 | Cottrellville, MI | Hard (245 PPM) |
| 48040 | Marysville, MI | Hard (235 PPM) |
| 48041 | Riley, MI | Hard (237 PPM) |
| 48049 | Ruby, MI | Hard (235 PPM) |
| 48054 | China, MI | Hard (242 PPM) |
| 48059 | Fort Gratiot, MI | Hard (235 PPM) |
| 48060 | Port Huron, MI | Hard (235 PPM) |
| 48063 | Columbus, MI | Hard (235 PPM) |
| 48064 | Casco, MI | Hard (235 PPM) |
| 48074 | Kimball, MI | Hard (235 PPM) |
| 48079 | Saint Clair, MI | Hard (235 PPM) |
| 48097 | Brockway, MI | Hard (235 PPM) |
How to Use This System Page
A public water system can serve multiple ZIP codes and cities. Use this page to inspect the source behind the hardness reading, then open the linked ZIP or city page for the local rollup.
If you are sizing treatment equipment, confirm your actual tap hardness with a home test or lab test before buying.