Water Hardness Montana
Here are the water hardness values for the cities in Montana.
| City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
|---|---|---|
| Billings | 123.5 | 7.3 |
| Great Falls | 147 | 8.6 |
| Missoula | 175.4 | 10.3 |
Softeners, Whole Home Filters, Reverse Osmosis, and More
Value Bundles + Limited Time Special Offers + Clearance Items... CLICK HERE TO VIEW!
| City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
|---|---|---|
| Billings | 123.5 | 7.3 |
| Great Falls | 147 | 8.6 |
| Missoula | 175.4 | 10.3 |