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Colorado Water Hardness

4 cities · average 6.8 GPG

Average hardness

6.8 GPG

Hardest city

Pueblo 9.8 GPG

Softest city

Fort Collins 5.4 GPG

Tier distribution

Hard2Moderate2

Cities ranked by hardness

1Pueblo9.8 GPGHard2Greeley6.2 GPGHard3Denver5.7 GPGModerate4Fort Collins5.4 GPGModerate