Water hardness in Calasparra
23.5 °fH very hard
Tap water in Calasparra is very hard: 23.5 °fH (235 mg/L · 13.7 gpg · 13.2 °dH).
Source: SINAC, Ministerio de Sanidad — Información de un abastecimiento, municipio 30013 (2026-08) · data checked 2026-10-19
SINAC, the Ministry of Health's drinking-water register, reports 235 mg/L CaCO₃ for Calasparra, very hard. Nearby Murcia towns such as Moratalla, Cehegín and Bullas are between 229.5 and 250 mg/L, while Cieza is 413 mg/L. Scale builds up on kettles and water heaters; consider regular descaling.
Fuentes españolas usan °fH (grados hidrotimétricos franceses) o mg/L CaCO₃.
Water data
| Total hardness | 23.5 °fH |
|---|
How Calasparra compares
- Tap water in Calasparra is 17 % harder than the median of the 4988 cities we track in Spain (20.1 °fH).
- By hardness it ranks 2145 of 4988 in Spain (1 = hardest); 57 % of these cities have softer water.
- In Murcia it is number 29 of 45 cities; the regional median is 24.9 °fH.
- Nearest city with clearly softer water: Fuente Álamo de Murcia, 73 km away (15.7 °fH).
- Nearest city with clearly harder water: Cieza, 22 km away (41.3 °fH).
Ranking of the hardest and softest water in Spain →
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 Calasparra
| Brand | Setting for this water |
|---|---|
| Bosch | H04 |
| Miele | 13 °dH |
| AEG / Electrolux | 3 |
| Beko | 4th |
| Hoover | S2 |
| 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 Calasparra water hard or soft?
It is very hard: 235 mg/L as CaCO₃ (13.7 gpg, 13.2 °dH). The usual bands are soft < 60, moderately hard 60–120, hard 120–180 and very hard > 180 mg/L.
Is tap water in Calasparra safe to drink?
Hardness is not a health issue; it is about limescale, taste and appliances. Mains water must meet national drinking-water standards. Fuentes españolas usan °fH (grados hidrotimétricos franceses) o mg/L CaCO₃.
How many grains per gallon is Calasparra water?
13.7 gpg, equal to 13.2 °dH, 23.5 °fH or 235 mg/L calcium carbonate.
What dishwasher salt setting should I use in Calasparra?
For 235 mg/L (13.2 °dH) check your manufacturer's table: maximum level (5–7).
Do I need a water softener in Calasparra?
Yes, unless you are only passing through: scale damages appliances within a few years.
Source
Source: SINAC, Ministerio de Sanidad — Información de un abastecimiento, municipio 30013 (2026-08). Method: own measurement. SINAC, Ministerio de Sanidad — Información de un abastecimiento, municipio 30013 · Outdated figure? Tell us