Public water system
Fond Du Lac Waterworks
PWSID WI4200469 - Fond Du Lac County, Wisconsin
300 PPM
17.5 GPG
Very Hard0Soft60120180300+
Very Hard (300 PPM)Verified - Annual Water Quality Report
System Details
- Water source
- groundwater
- Population served
- 44,303
- Service connections
- 16,408
- Status
- Active
Hardness Evidence
- Reported hardness
- 300 PPM
- Grains per gallon
- 17.5 GPG
- Data source
- Annual Water Quality Report
- Source year
- N/A
- Raw/source estimate
- 382 PPM
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 53010 | Campbellsport, WI | Very Hard (303 PPM) |
| 53019 | Eden, WI | Very Hard (300 PPM) |
| 53049 | Malone, WI | Very Hard (300 PPM) |
| 53057 | Mount Calvary, WI | Very Hard (305 PPM) |
| 53065 | Oakfield, WI | Very Hard (303 PPM) |
| 53079 | Saint Cloud, WI | Very Hard (305 PPM) |
| 53919 | Brandon, WI | Very Hard (302 PPM) |
| 53931 | Fair Water, WI | Very Hard (301 PPM) |
| 54932 | Eldorado, WI | Very Hard (300 PPM) |
| 54935 | Fond Du Lac, WI | Very Hard (300 PPM) |
| 54937 | Fond Du Lac, WI | Very Hard (300 PPM) |
| 54971 | Ripon, WI | Very Hard (318 PPM) |
| 54974 | Rosendale, WI | Very Hard (300 PPM) |
| 54979 | Van Dyne, WI | Very Hard (300 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.