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Wisconsin Water Hardness

5 cities ranked by hardness.

Madison

21.3 GPG · 364 ppm
Very Hard

Waukesha

19.4 GPG · 332 ppm
Very Hard

Appleton

16.8 GPG · 287 ppm
Very Hard

Green Bay

14.2 GPG · 243 ppm
Very Hard

Racine

8.1 GPG · 138 ppm
Hard