Water hardness in Hermeskeil
3 °dH soft
Tap water in Hermeskeil is soft: 3 °dH (53 mg/L · 3.1 gpg · 5.3 °fH).
Source: Verbandsgemeindewerke Hermeskeil - Auszug Trinkwasseruntersuchung (Versorgungsbereich Hermeskeil) (2016-11) · data checked 2026-11-06
This figure is over 3 years old; hardness may have changed.
Verbandsgemeindewerke Hermeskeil published an extract of its drinking-water analysis for the Hermeskeil supply area, showing 53.0 mg/L CaCO₃ (soft). The figure dates from November 2016 and is outdated at about ten years old. Please ask the utility for the current value.
German law (WRMG) uses 3 bands: soft < 8.4 °dH, medium 8.4–14 °dH, hard > 14 °dH.
Water data
| Total hardness | 3 °dH |
|---|---|
| Utility | Verbandsgemeindewerke Hermeskeil |
How Hermeskeil compares
- Tap water in Hermeskeil is 74 % softer than the median of the 809 cities we track in Germany (11.5 °dH).
- By hardness it ranks 796 of 809 in Germany (1 = hardest); 2 % of these cities have softer water.
- In Rheinland-Pfalz it is number 24 of 25 cities; the regional median is 9.9 °dH.
- Nearest city with clearly softer water: Eberbach, 149 km away (2.1 °dH).
- Nearest city with clearly harder water: Nonnweiler, 16 km away (9.4 °dH).
Ranking of the hardest and softest water in Germany →
What it means at home
- Little or no limescale in kettles, water heaters or washing machines.
- Soap lathers easily; water does not dry skin or hair.
- Dishwasher: salt setting at minimum or off.
- No softener needed; a jug filter only changes taste.
How much salt will you use for softening?
No. Water this soft does not need softening.
Descale a coffee machine or kettle about every 6 months (typical manufacturer guidance for this hardness).
Estimates for planning, not a quote. Check your appliance manual for exact settings.
Dishwasher setting in Hermeskeil
| Brand | Setting for this water |
|---|---|
| Bosch | H00 |
| Miele | 3 °dH |
| AEG / Electrolux | 1 |
| Beko | 1st |
| Hoover | S0 |
| LG | H0 |
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 Hermeskeil water hard or soft?
It is soft: 53 mg/L as CaCO₃ (3.1 gpg, 3 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Hermeskeil 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 Hermeskeil water?
3.1 gpg, equal to 3 °dH, 5.3 °fH or 53 mg/L calcium carbonate.
What dishwasher salt setting should I use in Hermeskeil?
For 53 mg/L (3 °dH) check your manufacturer's table: level 0–1, usually no salt.
Do I need a water softener in Hermeskeil?
No. With soft water a softener adds nothing.
Source
Source: Verbandsgemeindewerke Hermeskeil - Auszug Trinkwasseruntersuchung (Versorgungsbereich Hermeskeil) (2016-11). Method: older figure, source currently unavailable. Verbandsgemeindewerke Hermeskeil - Auszug Trinkwasseruntersuchung (Versorgungsbereich Hermeskeil) · Outdated figure? Tell us