Water Hardness Atlas ZIP / postcode

Water hardness in Vlissingen

8.9 °dH hard

Tap water in Vlissingen is hard: 8.9 °dH (159 mg/L · 9.3 gpg · 15.9 °fH).

<6060–120120–180>180 mg/L

Source: Evides, waterhardheid per postcode (PC4 4381) (2026) · data checked 2026-10-29

Evides reports 158.9 mg/L CaCO3 for postcode area 4381 in Vlissingen, in the hard category. Expect visible limescale on taps and heating elements, and plan for regular descaling.

Dutch suppliers report °dH; most networks are softened centrally to 5.6–8.4 °dH.

Water data

Total hardness8.9 °dH
UtilityEvides

How Vlissingen compares

Ranking of the hardest and softest water in the Netherlands →

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 Vlissingen

BrandSetting for this water
BoschH02
Miele9 °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 Vlissingen water hard or soft?

It is hard: 159 mg/L as CaCO₃ (9.3 gpg, 8.9 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.

Is tap water in Vlissingen safe to drink?

Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Dutch suppliers report °dH; most networks are softened centrally to 5.6–8.4 °dH.

How many grains per gallon is Vlissingen water?

9.3 gpg, equal to 8.9 °dH, 15.9 °fH or 159 mg/L calcium carbonate.

What dishwasher salt setting should I use in Vlissingen?

For 159 mg/L (8.9 °dH) check your manufacturer's table: level 4–5.

Do I need a water softener in Vlissingen?

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

Source

Source: Evides, waterhardheid per postcode (PC4 4381) (2026). Method: figure published by the water supplier. Evides, waterhardheid per postcode (PC4 4381) · Outdated figure? Tell us

Nearby cities

Middelburg8.9 °dHTerneuzen8 °dHGoes8.9 °dHNieuw-Vossemeer8.1 °dHBergen op Zoom8.9 °dHSteenbergen8.1 °dH
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