Public water system
Fort Sill Hqusafacfs
PWSID OK3001601 - Comanche County, Oklahoma
100 PPM
5.8 GPG
Slightly Hard0Soft60120180300+
Slightly Hard (100 PPM)Verified - Annual Water Quality Report
System Details
- Water source
- surface water
- Population served
- 23,000
- Service connections
- 2,456
- Status
- Active
Hardness Evidence
- Reported hardness
- 100 PPM
- Grains per gallon
- 5.8 GPG
- Data source
- Annual Water Quality Report
- Source year
- N/A
- Raw/source estimate
- 894 PPM
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 73501 | Lawton, OK | Slightly Hard (100 PPM) |
| 73503 | Fort Sill, OK | Slightly Hard (100 PPM) |
| 73505 | Lawton, OK | Slightly Hard (100 PPM) |
| 73507 | Lawton, OK | Slightly Hard (100 PPM) |
| 73527 | Cache, OK | Slightly Hard (118 PPM) |
| 73528 | Chattanooga, OK | Slightly Hard (98 PPM) |
| 73538 | Elgin, OK | Slightly Hard (96 PPM) |
| 73540 | Faxon, OK | Slightly Hard (100 PPM) |
| 73541 | Fletcher, OK | Slightly Hard (101 PPM) |
| 73543 | Geronimo, OK | Slightly Hard (108 PPM) |
| 73552 | Indiahoma, OK | Slightly Hard (102 PPM) |
| 73557 | Medicine Park, OK | Slightly Hard (103 PPM) |
| 73567 | Sterling, OK | Slightly Hard (101 PPM) |
| 73571 | Vinson, OK | Slightly Hard (100 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.