Public water system
Custer Co Water And Sewer Dist
PWSID MT0003041 - Custer County, Montana
231 PPM
13.5 GPG
Hard0Soft60120180300+
Hard (231 PPM)High Confidence - USGS Monitoring
System Details
- Water source
- surface water
- Population served
- 480
- Service connections
- 286
- Status
- Active
Hardness Evidence
- Reported hardness
- 231 PPM
- Grains per gallon
- 13.5 GPG
- Data source
- USGS monitoring
- Source year
- N/A
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 59301 | Miles City, MT | Hard (231 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.