Water Hardness Atlas ZIP / postcode

Water hardness in Vence

17.9 °fH hard

Tap water in Vence is hard: 17.9 °fH (179 mg/L · 10.5 gpg · 10 °dH).

<6060–120120–180>180 mg/L

Source: Ministère de la Santé (ARS), contrôle sanitaire SISE-Eaux, commune 06157 (2026-08) · data checked 2026-10-19

Range across supply zones: 172–187 mg/L.

Vence in Alpes-Maritimes is served by Régie Eau d'Azur. The Préalpes de Grasse are limestone country, and water in the area is hard: 179 mg/L CaCO₃, ranging from 172 to 187 mg/L. The exact source is not detailed here.

TH en °fH : douce < 15, moyennement dure 15–25, dure 25–35, très dure > 35 °fH (classes usuelles ARS).

Water data

Total hardness17.9 °fH
UtilityRegie Eau D'Azur

How Vence compares

Ranking of the hardest and softest water in France →

What it means at home

How much salt will you use for softening?

Recommended, especially with a heater or boiler: scale cuts efficiency and shortens its life.

Descale a coffee machine or kettle about every 2 months (typical manufacturer guidance for this hardness).

Estimates for planning, not a quote. Check your appliance manual for exact settings.

Dishwasher setting in Vence

BrandSetting for this water
BoschH02
Miele10 °dH
AEG / Electrolux2
Beko3rd
HooverS2
LGH2

From each brand's manual for the model family named in the source; your model may differ, so check its manual. All brands and how to change the setting →

FAQ

Is Vence water hard or soft?

It is hard: 179 mg/L as CaCO₃ (10.5 gpg, 10 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.

Is tap water in Vence safe to drink?

Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. TH en °fH : douce < 15, moyennement dure 15–25, dure 25–35, très dure > 35 °fH (classes usuelles ARS).

How many grains per gallon is Vence water?

10.5 gpg, equal to 10 °dH, 17.9 °fH or 179 mg/L calcium carbonate.

What dishwasher salt setting should I use in Vence?

For 179 mg/L (10 °dH) check your manufacturer's table: level 4–5.

Do I need a water softener in Vence?

Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.

Source

Source: Ministère de la Santé (ARS), contrôle sanitaire SISE-Eaux, commune 06157 (2026-08). Method: own measurement. Ministère de la Santé (ARS), contrôle sanitaire SISE-Eaux, commune 06157 · Outdated figure? Tell us

Nearby cities

La Gaude27.2 °fHSaint-Paul-de-Vence19.2 °fHLa Colle-sur-Loup27.8 °fHSaint-Jeannet19.5 °fHTourrettes-sur-Loup18 °fHCagnes-sur-Mer31.9 °fH
Report an outdated or wrong figure