Public water system
Texas State University - San Marcos
PWSID TX1050003 - Hays County, Texas
150 PPM
8.8 GPG
Moderately Hard0Soft60120180300+
Moderately Hard (150 PPM)Verified - Annual Water Quality Report
System Details
- Water source
- groundwater
- Population served
- 43,552
- Service connections
- 2,502
- Status
- Active
Hardness Evidence
- Reported hardness
- 150 PPM
- Grains per gallon
- 8.8 GPG
- Data source
- Annual Water Quality Report
- Source year
- N/A
- Raw/source estimate
- 320 PPM
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 78610 | Buda, TX | Moderately Hard (156 PPM) |
| 78619 | Driftwood, TX | Moderately Hard (150 PPM) |
| 78620 | Dripping Springs, TX | Moderately Hard (160 PPM) |
| 78640 | Uhland, TX | Moderately Hard (150 PPM) |
| 78666 | San Marcos, TX | Moderately Hard (150 PPM) |
| 78676 | Wimberley, TX | Moderately Hard (155 PPM) |
| 78737 | Austin, TX | Moderately Hard (150 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.