Water Hardness New Hampshire
Here are the water hardness values for the cities in New Hampshire.
City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
---|---|---|
Manchester | 19.4 | 1.2 |
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City | AVG Hardness PPM / mg/L | AVG Hardness Grains per Gallon |
---|---|---|
Manchester | 19.4 | 1.2 |