Water Hardness Connecticut
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Softeners, Whole Home Filters, Reverse Osmosis, and More

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Water Hardness Connecticut

Here are the water hardness values for the cities in Connecticut.
City AVG Hardness PPM / mg/L AVG Hardness Grains per Gallon
Danbury 102 6
East Hartford 15 0.9
Hartford 15 0.9
Norwalk 55 3.3
West Hartford 15 0.9