Water Hardness Atlas ZIP / postcode

Tap water hardness in Manche

We have published hardness data for 435 cities in Manche. The median is 14.4 °fH; the hardest water is in Carentan-les-Marais (34.4 °fH), the softest in Villiers-Fossard (7.4 °fH).

85 % of these cities have hard or very hard water (over 120 mg/L).

Each dot is a place with published data; colour shows the hardness band.

Largest places, hardest first

°fHmg/L
Carentan-les-Marais34.4344very hard
Saint-Fromond33.8338very hard
Graignes-Mesnil-Angot29.3293very hard
Terre-et-Marais27.6276very hard
Pont-Hébert25250very hard
Sainte-Mère-Église24.5245very hard
Picauville23.7237very hard
Saint-Sauveur-le-Vicomte23230very hard
Vesly22.9229very hard
Valognes21.9219very hard
Créances21.2212very hard
Pirou21.2212very hard
Montsenelle19.5195very hard
Surtainville19.3193very hard
Grosville19.3193very hard
Saint-Germain-le-Gaillard19.3193very hard
Pierreville19.3193very hard
Coudeville-sur-Mer18.9189very hard
Bréville-sur-Mer18.9189very hard
Fermanville18.8188very hard
Donville-les-Bains18.4184very hard
Lessay17.9179hard
Saint-Pierre-Église17.9179hard
Le Parc17.8178hard
Tirepied-sur-Sée17.6176hard
Barneville-Carteret17.4174hard
Port-Bail-sur-Mer16.7167hard
Blainville-sur-Mer16.7167hard
Bourgvallées16.6166hard
Agon-Coutainville16.6166hard
Ducey-Les Chéris16.6166hard
Périers16.6166hard
Canisy16.6166hard
Moyon Villages16.6166hard
Domjean16.6166hard
Vicq-sur-Mer16.6166hard
Quibou16.6166hard
Percy-en-Normandie16.5165hard
Hambye16.5165hard
Saint-Loup16.5165hard
La Haye16.4164hard
Les Pieux16.4164hard
Remilly Les Marais16.4164hard
Marchésieux16.4164hard
La Meauffe16.2162hard
Saint-Georges-Montcocq16.2162hard
Gonneville-Le Theil16160hard
Saint-Quentin-sur-le-Homme15.9159hard
Marigny-Le-Lozon15.8158hard
Le Val-Saint-Père15.6156hard
Saint-Senier-sous-Avranches15.6156hard
Saint-Germain-sur-Ay15.6156hard
Saint-James15.4154hard
Pontorson15.4154hard
Poilley15.4154hard
Saint-Aubin-de-Terregatte15.4154hard
Réville15.2152hard
Bacilly15.2152hard
Montfarville15.2152hard
Thèreval15150hard
Condé-sur-Vire14.9149hard
Sartilly-Baie-Bocage14.8148hard
Dragey-Ronthon14.8148hard
Ger14.5145hard
Millières14.4144hard
Cambernon14.4144hard
Muneville-le-Bingard14.4144hard
Gouville-sur-Mer14.3143hard
Saint-Pair-sur-Mer14.2142hard
Saint-Sauveur-Villages14.2142hard
Jullouville14.2142hard
Carolles14.2142hard
Avranches14.1141hard
Bricquebec-en-Cotentin14.1141hard
Montebourg14140hard
Le Teilleul14140hard
Tourville-sur-Sienne14140hard
Quettreville-sur-Sienne13.9139hard
Montmartin-sur-Mer13.9139hard
Orval sur Sienne13.9139hard
Tourneville-sur-Mer13.9139hard
Regnéville-sur-Mer13.9139hard
Hauteville-sur-Mer13.9139hard
Granville13.8138hard
Sottevast13.7137hard
Rauville-la-Bigot13.7137hard
Brix13.6136hard
Flamanville13.6136hard
Siouville-Hague13.6136hard
Tréauville13.6136hard
Isigny-le-Buat13.5135hard
Saint-Vaast-la-Hougue13.5135hard
Saint-Planchers13.4134hard
Yquelon13.4134hard
Saint-Gilles13.4134hard
Saussemesnil13.4134hard
Roncey13.4134hard
Mortain-Bocage13.3133hard
Saint-Ovin13.3133hard
Torigny-les-Villes13.1131hard
Grandparigny13.1131hard
Les Loges-Marchis13.1131hard
Virandeville13.1131hard
Saint-Brice-de-Landelles13.1131hard
Sainte-Suzanne-sur-Vire13.1131hard
Saint-Lô13130hard
Agneaux13130hard
Cérences12.8128hard
Bricqueville-sur-Mer12.8128hard
Hudimesnil12.8128hard
Villedieu-les-Poêles-Rouffigny12.7127hard
Sourdeval12.6126hard
Bréhal12.5125hard
Quettehou12.5125hard
Tollevast12.4124hard
Marcey-les-Grèves12.4124hard
Hardinvast12.4124hard
Vains12.4124hard
La Hague12.3123hard
Saint-Joseph12.3123hard
Digosville12.2122hard
Saint-Jean-des-Champs12.2122hard
Bretteville12.2122hard
Le Mesnil-au-Val12.2122hard
Tessy-Bocage12.1121hard
La Haye-Pesnel12.1121hard
Couville11.8118moderately hard
Fleury11.7117moderately hard
Sainte-Cécile11.7117moderately hard
Cherbourg-en-Cotentin11.6116moderately hard
Juvigny les Vallées11.6116moderately hard
Martinvast11.6116moderately hard
Teurthéville-Hague11.5115moderately hard
Sideville11.5115moderately hard
Saint-Hilaire-du-Harcouët11.4114moderately hard
Yvetot-Bocage11.2112moderately hard
Négreville11.2112moderately hard
Barenton11.1111moderately hard
La Lucerne-d'Outremer10.8108moderately hard
Gavray-sur-Sienne10.7107moderately hard
Romagny Fontenay9.797moderately hard
Folligny9.696moderately hard
Brécey9.292moderately hard
Cerisy-la-Salle8.585moderately hard
Saint-Amand-Villages8.484moderately hard
Saint-Jean-d'Elle7.979moderately hard
Cerisy-la-Forêt7.474moderately hard
La Barre-de-Semilly7.474moderately hard
Saint-Clair-sur-l'Elle7.474moderately hard
Moon-sur-Elle7.474moderately hard

Other places (285)

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