Water hardness in Jemeppe-sur-Meuse
34.2 °fH very hard
Tap water in Jemeppe-sur-Meuse is very hard: 34.2 °fH (342 mg/L · 20 gpg · 19.2 °dH).
Source: SPW, qualité de l'eau potable par zone de distribution, année civile 2025 (2025) · data checked 2026-10-19
Range across supply zones: 73–424 mg/L.
Jemeppe-sur-Meuse, near Liège, is supplied by CILE. The SPW 2025 median is 342.2 mg/L CaCO₃, but the range runs from 73.0 to 423.9, one of the widest in our data. Hardness depends strongly on the zone your street belongs to, so confirm it with CILE before buying treatment.
Belgian suppliers report hardness in °f (French degrees); 1 °f = 10 mg/L CaCO₃.
Water data
| Total hardness | 34.2 °fH |
|---|---|
| Utility | CILE |
How Jemeppe-sur-Meuse compares
- Tap water in Jemeppe-sur-Meuse is 8 % harder than the median of the 1091 cities we track in Belgium (31.6 °fH).
- By hardness it ranks 424 of 1091 in Belgium (1 = hardest); 61 % of these cities have softer water.
- In Liège it is number 81 of 237 cities; the regional median is 27.3 °fH.
- Nearest city with clearly softer water: Flémalle-Haute, 4 km away (20.8 °fH).
- Nearest city with clearly harder water: Rocourt, 7 km away (44.5 °fH).
Ranking of the hardest and softest water in Belgium →
What it means at home
- Severe scale: heater elements and washing-machine heaters fail early.
- Detergent use is very high; taps and screens coat within days.
- Dishwasher at maximum salt setting.
- An ion-exchange softener is practically essential; RO for drinking water.
How much salt will you use for softening?
Yes. At this hardness a softener pays for itself through appliance life and detergent.
Descale a coffee machine or kettle about every 1 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Jemeppe-sur-Meuse
| Brand | Setting for this water |
|---|---|
| Bosch | H05 |
| Miele | 19 °dH |
| AEG / Electrolux | 5 |
| Beko | 5th |
| Hoover | S3 |
| LG | H3 |
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 Jemeppe-sur-Meuse water hard or soft?
It is very hard: 342 mg/L as CaCO₃ (20 gpg, 19.2 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Jemeppe-sur-Meuse safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Belgian suppliers report hardness in °f (French degrees); 1 °f = 10 mg/L CaCO₃.
How many grains per gallon is Jemeppe-sur-Meuse water?
20 gpg, equal to 19.2 °dH, 34.2 °fH or 342 mg/L calcium carbonate.
What dishwasher salt setting should I use in Jemeppe-sur-Meuse?
For 342 mg/L (19.2 °dH) check your manufacturer's table: maximum level (5–7).
Do I need a water softener in Jemeppe-sur-Meuse?
Yes, unless you are only passing through: scale damages appliances within a few years.
Source
Source: SPW, qualité de l'eau potable par zone de distribution, année civile 2025 (2025). Method: figure published by the water supplier. SPW, qualité de l'eau potable par zone de distribution, année civile 2025 · Outdated figure? Tell us