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Tennessee Water Hardness
Across the 5 cities we track in Tennessee, hardness ranges from 2.8–5.5 GPG — no city runs hard or very hard, and 1 more city doesn't publish a figure.
5 cities tracked. View the Tennessee hardness map → · Is Tennessee water safe to drink? →
Cities with no published figure
These Tennessee cities don't publish a hardness number (it isn't a regulated parameter), so they can't be ranked — but we still track them. See each page for how to check your own tap.