LIMPEO
Hard water by region in France
Water hardness varies widely with geology. In France it ranges from 5 °fH (Brittany, Corsica) to over 45 °fH (Burgundy-Franche-Comté, Hauts-de-France). Select your region for hardness levels, affected departments, and the right LIMPEO solution.
The 13 regions
8 déptsVery hard — protection essential
Burgundy-Franche-Comté
25–45°fHardness
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5 déptsVery hard — protection essential
Hauts-de-France
25–45°fHardness
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10 déptsHard water — protection recommended
Grand Est
25–40°fHardness
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8 déptsHard water — protection recommended
Île-de-France
25–40°fHardness
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6 déptsHard water — protection recommended
Provence-Alpes-Côte d'Azur
25–40°fHardness
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6 déptsHard water — protection recommended
Centre-Val de Loire
20–35°fHardness
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5 déptsHard water — protection recommended
Normandy
20–35°fHardness
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13 déptsHard water — protection recommended
Occitania
20–35°fHardness
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12 déptsModerately hard — monitor
Nouvelle-Aquitaine
15–30°fHardness
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12 déptsModerately hard — monitor
Auvergne-Rhône-Alpes
5–35°fHardness
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5 déptsModerately hard — monitor
Pays de la Loire
15–25°fHardness
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4 déptsSoft water — low risk
Brittany
5–15°fHardness
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2 déptsSoft water — low risk
Corsica
5–15°fHardness
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