Public water system
Port Washington Waterworks
PWSID WI2460054 - Ozaukee County, Wisconsin
393 PPM
23 GPG
Very Hard0Soft60120180300+
Very Hard (393 PPM)High Confidence - USGS Monitoring
System Details
- Water source
- surface water
- Population served
- 12,853
- Service connections
- 4,760
- Status
- Active
Hardness Evidence
- Reported hardness
- 393 PPM
- Grains per gallon
- 23 GPG
- Data source
- USGS monitoring
- Source year
- N/A
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 53004 | Belgium, WI | Very Hard (315 PPM) |
| 53012 | Cedarburg, WI | Very Hard (311 PPM) |
| 53021 | Waubeka, WI | Very Hard (315 PPM) |
| 53024 | Grafton, WI | Very Hard (311 PPM) |
| 53074 | Port Washington, WI | Very Hard (311 PPM) |
| 53080 | Saukville, WI | Very Hard (318 PPM) |
| 53092 | Mequon, WI | Very Hard (308 PPM) |
| 53097 | Mequon, WI | Very Hard (309 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.