Public water system
Potosi Pws
PWSID MO6010659 - Washington County, Missouri
206 PPM
12 GPG
Hard0Soft60120180300+
Hard (206 PPM)High Confidence - USGS Monitoring
System Details
- Water source
- groundwater
- Population served
- 2,527
- Service connections
- 1,236
- Status
- Active
Hardness Evidence
- Reported hardness
- 206 PPM
- Grains per gallon
- 12 GPG
- Data source
- USGS monitoring
- Source year
- N/A
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 63664 | Potosi, MO | Hard (206 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.