Water Hardness Oklahoma
Here are the water hardness values for the cities in Oklahoma.
City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
---|---|---|
Lawton | 161 | 10 |
Norman | 150 | 8.8 |
Oklahoma City | 154 | 9 |
Stillwater | 122.5 | 7.2 |
Tulsa | 140 | 8 |
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City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
---|---|---|
Lawton | 161 | 10 |
Norman | 150 | 8.8 |
Oklahoma City | 154 | 9 |
Stillwater | 122.5 | 7.2 |
Tulsa | 140 | 8 |