Home › Florida › Hardness map

Florida Water Hardness

10 cities · average 14.7 GPG

Average hardness

14.7 GPG

Hardest city

Cape Coral 18.6 GPG

Softest city

Tampa 10.5 GPG

Tier distribution

Very Hard9Hard1

Cities ranked by hardness

1Cape Coral18.6 GPGVery Hard2Fort Myers17.8 GPGVery Hard3Clearwater15.9 GPGVery Hard4St. Petersburg15.7 GPGVery Hard5Fort Lauderdale14.8 GPGVery Hard6Sarasota14.2 GPGVery Hard7West Palm Beach13.9 GPGVery Hard8Orlando13.5 GPGVery Hard9Gainesville12.4 GPGVery Hard10Tampa10.5 GPGHard