Public water system
South Tahoe Pud - Main
PWSID CA0910002 - El Dorado County, California
21 PPM
1.2 GPG
Soft0Soft60120180300+
Soft (21 PPM)Verified - State Lab Tested
System Details
- Water source
- groundwater
- Population served
- 100,000
- Service connections
- 14,125
- Status
- Active
Hardness Evidence
- Reported hardness
- 21 PPM
- Grains per gallon
- 1.2 GPG
- Data source
- California treated-water report
- Source year
- 2025
- Raw/source estimate
- 27 PPM
Linked City Reports
Coloma, CACool, CADiamond Springs, CAEl Dorado, CAGarden Valley, CAGeorgetown, CAGreenwood, CAGrizzly Flats, CALotus, CAPilot Hill, CAPlacerville, CARescue, CACameron Park, CASomerset, CACamino, CAKyburz, CAEcho Lake, CAPacific House, CATwin Bridges, CAEl Dorado Hills, CATahoma, CASouth Lake Tahoe, CA
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 95613 | Coloma, CA | Soft (16 PPM) |
| 95614 | Cool, CA | Soft (16 PPM) |
| 95619 | Diamond Springs, CA | Soft (16 PPM) |
| 95623 | El Dorado, CA | Soft (16 PPM) |
| 95633 | Garden Valley, CA | Soft (16 PPM) |
| 95634 | Georgetown, CA | Soft (17 PPM) |
| 95635 | Greenwood, CA | Soft (16 PPM) |
| 95636 | Grizzly Flats, CA | Soft (16 PPM) |
| 95651 | Lotus, CA | Soft (16 PPM) |
| 95664 | Pilot Hill, CA | Soft (16 PPM) |
| 95667 | Placerville, CA | Soft (16 PPM) |
| 95672 | Rescue, CA | Soft (16 PPM) |
| 95682 | Cameron Park, CA | Soft (16 PPM) |
| 95684 | Somerset, CA | Soft (16 PPM) |
| 95709 | Camino, CA | Soft (16 PPM) |
| 95720 | Kyburz, CA | Soft (16 PPM) |
| 95721 | Echo Lake, CA | Soft (16 PPM) |
| 95726 | Pacific House, CA | Soft (16 PPM) |
| 95735 | Twin Bridges, CA | Soft (16 PPM) |
| 95762 | El Dorado Hills, CA | Soft (17 PPM) |
| 96142 | Tahoma, CA | Soft (16 PPM) |
| 96150 | South Lake Tahoe, CA | Soft (17 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.