Water hardness in Spain
4988 cities with published hardness data, sorted by population. Median: 20.1 °fH.
Median
20.1 °fH
201 mg/L CaCO₃ · very hard
- 914 soft
- 662 moderately hard
- 699 hard
- 2,713 very hard
Water hardness by postcode in Spain
Ranking of the hardest and softest water in Spain →
Regions
- Asturias49 · 11.5 °fH
- Cáceres59 · 5.9 °fH
- Cádiz43 · 21.4 °fH
- Cantabria50 · 13.1 °fH
- Castellón/Castelló134 · 33.6 °fH
- Ciudad Real84 · 28.1 °fH
- Córdoba75 · 12.5 °fH
- Coruña (A)85 · 2.1 °fH
- Cuenca227 · 38.1 °fH
- Girona212 · 25.9 °fH
- Granada171 · 23.3 °fH
- Guadalajara35 · 25.6 °fH
- Guipúzcoa86 · 15.3 °fH
- Huelva48 · 17.3 °fH
- Huesca163 · 16.3 °fH
- Jaén96 · 24.6 °fH
- León114 · 7 °fH
- Lleida214 · 16 °fH
- Lugo66 · 2.8 °fH
- Madrid114 · 3.8 °fH
- Málaga103 · 26 °fH
- Murcia45 · 24.9 °fH
- Navarra136 · 22.6 °fH
- Ourense60 · 1.9 °fH
- Palencia147 · 15.2 °fH
- Palmas (Las)30 · 7.1 °fH
- Pontevedra46 · 1.8 °fH
- Rioja (La)43 · 12.1 °fH
- Salamanca309 · 6.8 °fH
- Santa Cruz de Tenerife48 · 10 °fH
- Segovia152 · 15.6 °fH
- Sevilla103 · 11.8 °fH
- Soria151 · 26.8 °fH
- Tarragona181 · 35.4 °fH
- Teruel208 · 30.4 °fH
- Toledo146 · 7.7 °fH
- Valencia/València250 · 36 °fH
- Valladolid137 · 22.4 °fH
- Vizcaya93 · 10.1 °fH
- Zamora203 · 18.2 °fH
- Zaragoza269 · 27 °fH
Largest places, hardest first
Every place is listed on its region page.
| °fH | mg/L | ||
|---|---|---|---|
| Melilla · Melilla | 88.1 | 881 | very hard |
| Sagunto/Sagunt · Valencia/València | 71.3 | 713 | very hard |
| Valencia · Valencia/València | 50 | 500 | very hard |
| Vila-real · Castellón/Castelló | 49 | 491 | very hard |
| Torrent · Valencia/València | 48.4 | 484 | very hard |
| Mislata · Valencia/València | 48 | 480 | very hard |
| Castellón de la Plana/Castelló de la Plana · Castellón/Castelló | 46.6 | 466 | very hard |
| Paterna · Valencia/València | 46 | 460 | very hard |
| Molina de Segura · Murcia | 41.2 | 412 | very hard |
| Cuenca · Cuenca | 40.8 | 408 | very hard |
| Lorca · Murcia | 35 | 350 | very hard |
| Alzira · Valencia/València | 34 | 340 | very hard |
| Jaén · Jaén | 33.3 | 333 | very hard |
| Tarragona · Tarragona | 31.3 | 313 | very hard |
| Reus · Tarragona | 31.1 | 312 | very hard |
| Fuengirola · Málaga | 29.7 | 297 | very hard |
| Barcelona · Cataluña | 26.8 | 268 | very hard |
| Benalmádena · Málaga | 25.5 | 255 | very hard |
| Valladolid · Valladolid | 25.4 | 255 | very hard |
| Murcia · Murcia | 24.9 | 249 | very hard |
| Zamora · Zamora | 24.6 | 246 | very hard |
| Vélez-Málaga · Málaga | 24.5 | 245 | very hard |
| Torremolinos · Málaga | 24 | 240 | very hard |
| Marbella · Málaga | 22.6 | 226 | very hard |
| Mijas · Málaga | 22.5 | 225 | very hard |
| Figueres · Girona | 22 | 220 | very hard |
| Puerto de Santa María, El · Cádiz | 21.4 | 214 | very hard |
| Sanlúcar de Barrameda · Cádiz | 20.9 | 209 | very hard |
| Cádiz · Cádiz | 20.4 | 204 | very hard |
| Huesca · Huesca | 20.1 | 201 | very hard |
| San Cristóbal de La Laguna · Santa Cruz de Tenerife | 19.9 | 199 | very hard |
| San Fernando · Cádiz | 19.7 | 197 | very hard |
| Chiclana de la Frontera · Cádiz | 19.4 | 194 | very hard |
| Zaragoza · Zaragoza | 18.8 | 188 | very hard |
| Estepona · Málaga | 18.7 | 187 | very hard |
| Oviedo · Asturias | 18.1 | 182 | very hard |
| Motril · Granada | 17.9 | 179 | hard |
| Cartagena · Murcia | 17.9 | 179 | hard |
| Lleida · Lleida | 16.7 | 167 | hard |
| Ciudad Real · Ciudad Real | 16.4 | 164 | hard |
| Torrelavega · Cantabria | 14.1 | 141 | hard |
| Santa Cruz de Tenerife · Santa Cruz de Tenerife | 14 | 140 | hard |
| Utrera · Sevilla | 13.3 | 134 | hard |
| Pamplona · Navarra | 12.8 | 128 | hard |
| Seville · Andalucía | 12.3 | 123 | hard |
| Logroño · Rioja (La) | 12.1 | 121 | hard |
| Alcalá de Guadaíra · Sevilla | 12 | 120 | hard |
| Avilés · Asturias | 11.5 | 115 | moderately hard |
| Arona · Santa Cruz de Tenerife | 11.3 | 113 | moderately hard |
| Málaga · Málaga | 11.1 | 111 | moderately hard |
| Gijón/Xixón · Asturias | 11.1 | 111 | moderately hard |
| Dos Hermanas · Sevilla | 11 | 110 | moderately hard |
| Segovia · Segovia | 10.6 | 106 | moderately hard |
| Siero · Asturias | 10.1 | 101 | moderately hard |
| Cordoba · Córdoba | 9.9 | 99 | moderately hard |
| Arrecife · Palmas (Las) | 9.4 | 94 | moderately hard |
| Pozuelo de Alarcón · Madrid | 9.3 | 93 | moderately hard |
| Palencia · Palencia | 8.9 | 89 | moderately hard |
| Granada · Granada | 8.8 | 88 | moderately hard |
| Boadilla del Monte · Madrid | 8.7 | 87 | moderately hard |
| Santurtzi · Vizcaya | 8.7 | 87 | moderately hard |
| Bilbao · Vizcaya | 8.6 | 86 | moderately hard |
| Majadahonda · Madrid | 8.1 | 81 | moderately hard |
| Las Palmas de Gran Canaria · Palmas (Las) | 8 | 80 | moderately hard |
| Ponferrada · León | 7.9 | 79 | moderately hard |
| Móstoles · Madrid | 7.6 | 76 | moderately hard |
| Irun · Guipúzcoa | 7.5 | 75 | moderately hard |
| Telde · Palmas (Las) | 7.1 | 71 | moderately hard |
| Linares · Jaén | 6.9 | 69 | moderately hard |
| Adeje · Santa Cruz de Tenerife | 6.5 | 65 | moderately hard |
| Pinto · Madrid | 6.3 | 63 | moderately hard |
| Alcalá de Henares · Madrid | 6.1 | 61 | moderately hard |
| Donostia / San Sebastián · Guipúzcoa | 5.6 | 56 | soft |
| Algeciras · Cádiz | 5.6 | 56 | soft |
| Línea de la Concepción, La · Cádiz | 5.5 | 55 | soft |
| Collado Villalba · Madrid | 5.4 | 54 | soft |
| San Bartolomé de Tirajana · Palmas (Las) | 5.2 | 52 | soft |
| Talavera de la Reina · Toledo | 4.8 | 48 | soft |
| Santa Lucía de Tirajana · Palmas (Las) | 4.8 | 48 | soft |
| Getafe · Madrid | 4.6 | 46 | soft |
| Alcorcón · Madrid | 4.5 | 45 | soft |
| Valdemoro · Madrid | 4.5 | 45 | soft |
| Fuenlabrada · Madrid | 4.4 | 44 | soft |
| Aranjuez · Madrid | 4.4 | 44 | soft |
| Colmenar Viejo · Madrid | 4.4 | 44 | soft |
| Lugo · Lugo | 4.3 | 43 | soft |
| Cáceres · Cáceres | 4.2 | 42 | soft |
| Puertollano · Ciudad Real | 4.2 | 42 | soft |
| Parla · Madrid | 4.1 | 41 | soft |
| Las Rozas de Madrid · Madrid | 4.1 | 41 | soft |
| Madrid · Madrid | 3.3 | 33 | soft |
| A Coruña · Coruña (A) | 3.3 | 33 | soft |
| Guadalajara · Guadalajara | 3.1 | 31 | soft |
| Toledo · Toledo | 3.1 | 31 | soft |
| Leganés · Madrid | 3 | 30 | soft |
| Santiago de Compostela · Coruña (A) | 3 | 30 | soft |
| Ferrol · Coruña (A) | 3 | 30 | soft |
| Ourense · Ourense | 2.9 | 29 | soft |
| Gandia · Valencia/València | 1.9 | 19 | soft |
| Vigo · Pontevedra | 1.8 | 18 | soft |