Public water system
Folsom, City Of - Main
PWSID CA3410014 - Sacramento County, California
24 PPM
1.4 GPG
Soft0Soft60120180300+
Soft (24 PPM)Verified - State Lab Tested
System Details
- Water source
- surface water
- Population served
- 80,969
- Service connections
- 24,536
- Status
- Active
Hardness Evidence
- Reported hardness
- 24 PPM
- Grains per gallon
- 1.4 GPG
- Data source
- California treated-water report
- Source year
- 2024
- Raw/source estimate
- 105 PPM
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 95608 | Carmichael, CA | Slightly Hard (70 PPM) |
| 95610 | Citrus Heights, CA | Slightly Hard (70 PPM) |
| 95615 | Courtland, CA | Slightly Hard (70 PPM) |
| 95621 | Citrus Heights, CA | Slightly Hard (70 PPM) |
| 95624 | Elk Grove, CA | Slightly Hard (70 PPM) |
| 95626 | Elverta, CA | Slightly Hard (70 PPM) |
| 95628 | Fair Oaks, CA | Slightly Hard (70 PPM) |
| 95630 | El Dorado Hills, CA | Slightly Hard (70 PPM) |
| 95632 | Galt, CA | Slightly Hard (70 PPM) |
| 95638 | Herald, CA | Slightly Hard (70 PPM) |
| 95639 | Hood, CA | Slightly Hard (70 PPM) |
| 95641 | Isleton, CA | Slightly Hard (70 PPM) |
| 95655 | Mather Afb, CA | Slightly Hard (70 PPM) |
| 95660 | North Highlands, CA | Slightly Hard (70 PPM) |
| 95662 | Orangevale, CA | Slightly Hard (70 PPM) |
| 95670 | Gold River, CA | Slightly Hard (78 PPM) |
| 95673 | Rio Linda, CA | Slightly Hard (70 PPM) |
| 95683 | Rancho Murieta, CA | Slightly Hard (70 PPM) |
| 95690 | Walnut Grove, CA | Slightly Hard (70 PPM) |
| 95693 | Wilton, CA | Slightly Hard (70 PPM) |
| 95742 | Rancho Cordova, CA | Slightly Hard (70 PPM) |
| 95758 | Elk Grove, CA | Slightly Hard (70 PPM) |
| 95814 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95815 | Sacramento, CA | Slightly Hard (71 PPM) |
| 95816 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95817 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95818 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95819 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95820 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95821 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95822 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95823 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95824 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95825 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95826 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95827 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95828 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95829 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95830 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95831 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95832 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95833 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95834 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95835 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95837 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95838 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95841 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95842 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95843 | Sacramento, CA | Slightly Hard (70 PPM) |
| 95864 | Sacramento, CA | Slightly Hard (70 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.