Water Hardness Atlas ZIP / postcode

Water hardness in Sainte-Maxime

17.3 °fH hard

Tap water in Sainte-Maxime is hard: 17.3 °fH (173 mg/L · 10.1 gpg · 9.7 °dH).

<6060–120120–180>180 mg/L

Source: Ministère de la Santé (ARS), contrôle sanitaire SISE-Eaux, commune 83115 (2026-08) · data checked 2026-10-19

In Sainte-Maxime (Var), water from Veolia Cmese Des Maures has a hardness of 173 mg/L as CaCO₃, classed as hard. Source: Ministry of Health (ARS) SISE-Eaux sanitary control, commune 83115, August 2026. The value is measured.

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

Water data

Total hardness17.3 °fH
UtilityVeolia Cmese Des Maures

How Sainte-Maxime 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 Sainte-Maxime

BrandSetting for this water
BoschH02
Miele10 °dH
AEG / Electrolux2
Beko3rd
HooverS1
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 Sainte-Maxime water hard or soft?

It is hard: 173 mg/L as CaCO₃ (10.1 gpg, 9.7 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.

Is tap water in Sainte-Maxime 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 Sainte-Maxime water?

10.1 gpg, equal to 9.7 °dH, 17.3 °fH or 173 mg/L calcium carbonate.

What dishwasher salt setting should I use in Sainte-Maxime?

For 173 mg/L (9.7 °dH) check your manufacturer's table: level 4–5.

Do I need a water softener in Sainte-Maxime?

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 83115 (2026-08). Method: own measurement. Ministère de la Santé (ARS), contrôle sanitaire SISE-Eaux, commune 83115 · Outdated figure? Tell us

Nearby cities

Saint-Tropez17 °fHLe Plan-de-la-Tour17 °fHGassin17 °fHGrimaud17 °fHCogolin17 °fHRamatuelle17 °fH
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