Public water system
City Of Madera
PWSID CA2010002 - Madera County, California
261 PPM
15.3 GPG
Very Hard0Soft60120180300+
Very Hard (261 PPM)High Confidence - USGS Monitoring
System Details
- Water source
- groundwater
- Population served
- 66,560
- Service connections
- 15,499
- Status
- Active
Hardness Evidence
- Reported hardness
- 261 PPM
- Grains per gallon
- 15.3 GPG
- Data source
- USGS monitoring
- Source year
- N/A
Linked City Reports
Served ZIP Codes
| ZIP | Location | ZIP average |
|---|---|---|
| 93601 | Ahwahnee, CA | Very Hard (256 PPM) |
| 93604 | Bass Lake, CA | Very Hard (256 PPM) |
| 93610 | Chowchilla, CA | Very Hard (256 PPM) |
| 93614 | Coarsegold, CA | Hard (247 PPM) |
| 93637 | Madera, CA | Very Hard (257 PPM) |
| 93638 | Madera, CA | Hard (244 PPM) |
| 93643 | North Fork, CA | Very Hard (255 PPM) |
| 93644 | Oakhurst, CA | Very Hard (252 PPM) |
| 93645 | O Neals, CA | Very Hard (256 PPM) |
| 93653 | Raymond, CA | Very Hard (253 PPM) |
| 93669 | Wishon, CA | Very Hard (256 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.