Water Hardness Delaware
Here are the water hardness values for the cities in Delaware.
City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
---|---|---|
Wilmington | 117 | 6.9 |
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City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
---|---|---|
Wilmington | 117 | 6.9 |