Water hardness in Waldbrunn (Westerwald)
7.7 °dH hard
Tap water in Waldbrunn (Westerwald) is hard: 7.7 °dH (137 mg/L · 8 gpg · 13.7 °fH).
Source: Gemeinde Waldbrunn (Westerwald) - Wasserqualitaet, Chemische Werte je Gewinnungsanlage (Stand 2023) (2023) · data checked 2026-11-06
Range across supply zones: 105–166 mg/L.
4 supply zones — hardness varies by neighbourhood; the figure above is the median.
Hardness by district / supply zone
| °dH | mg/L | ||
|---|---|---|---|
| Wassergewinnungsanlage Fussingen | 7.7 | 137 | hard |
| Wassergewinnungsanlage Hausen | 5.9 | 105 | moderately hard |
| Wassergewinnungsanlage Hintermeilingen | 9.3 | 166 | hard |
| Wassergewinnungsanlage Lahr | 7.6 | 136 | hard |
The municipality of Waldbrunn (Westerwald) in Hesse publishes chemical values for each extraction facility. Across four facilities the median is 136.6 mg/L CaCO₃ and the range runs from 105.3 to 166.0 mg/L (hard category). The data dates from 2023, so it may be out of date; the municipality can tell you which facility serves your home.
German law (WRMG) uses 3 bands: soft < 8.4 °dH, medium 8.4–14 °dH, hard > 14 °dH.
Water data
| Total hardness | 7.7 °dH |
|---|---|
| Utility | Gemeinde Waldbrunn (Westerwald), Wassergewinnungsanlagen |
How Waldbrunn (Westerwald) compares
- Tap water in Waldbrunn (Westerwald) is 33 % softer than the median of the 809 cities we track in Germany (11.5 °dH).
- By hardness it ranks 593 of 809 in Germany (1 = hardest); 27 % of these cities have softer water.
- Nearest city with clearly softer water: Westerburg, 10 km away (4.2 °dH).
- Nearest city with clearly harder water: Runkel, 13 km away (18.4 °dH).
Ranking of the hardest and softest water in Germany →
What it means at home
- Fast scale on taps, shower screens and kettle; white spots on glassware.
- Water heater: efficiency loss and element failures within years if unprotected.
- Dry skin and dull hair after showering are common.
- Softener recommended; jug or reverse osmosis for drinking.
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 Waldbrunn (Westerwald)
| Brand | Setting for this water |
|---|---|
| Bosch | H01 |
| Miele | 8 °dH |
| AEG / Electrolux | 2 |
| Beko | 2nd |
| Hoover | S1 |
| LG | H2 |
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 Waldbrunn (Westerwald) water hard or soft?
It is hard: 137 mg/L as CaCO₃ (8 gpg, 7.7 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Waldbrunn (Westerwald) safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. German law (WRMG) uses 3 bands: soft < 8.4 °dH, medium 8.4–14 °dH, hard > 14 °dH.
How many grains per gallon is Waldbrunn (Westerwald) water?
8 gpg, equal to 7.7 °dH, 13.7 °fH or 137 mg/L calcium carbonate.
What dishwasher salt setting should I use in Waldbrunn (Westerwald)?
For 137 mg/L (7.7 °dH) check your manufacturer's table: level 4–5.
Do I need a water softener in Waldbrunn (Westerwald)?
Recommended if you have a water heater, boiler or tankless unit: it saves repairs and detergent.
Source
Source: Gemeinde Waldbrunn (Westerwald) - Wasserqualitaet, Chemische Werte je Gewinnungsanlage (Stand 2023) (2023). Method: older figure, source currently unavailable. Gemeinde Waldbrunn (Westerwald) - Wasserqualitaet, Chemische Werte je Gewinnungsanlage (Stand 2023) · Outdated figure? Tell us