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Alberta Water Hardness

Across the 8 cities we track in Alberta, hardness ranges from 9.5–12.58 GPG, with 8 cities running hard or very hard, and 2 more cities don't publish a figure.

8 cities tracked. View the Alberta hardness map → · Is Alberta water safe to drink? →

Red Deer

12.58 GPG · 215.2 ppm
Very Hard

Airdrie

12.1 GPG · 207 ppm
Very Hard

Medicine Hat

11.7 GPG · 200 ppm
Very Hard

Calgary

11.1 GPG · 190 ppm
Very Hard

Edmonton

10.3 GPG · 177 ppm
Hard

Leduc

10.3 GPG · 175.6 ppm
Hard

Spruce Grove

10.3 GPG · 175.6 ppm
Hard

Lethbridge

9.5 GPG · 162 ppm
Hard

Cities with no published figure

These Alberta 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.

Grande Prairie

Hardness not published
Not Published

Okotoks

Hardness not published
Not Published