Tap water hardness in Vizcaya
We have published hardness data for 93 cities in Vizcaya. The median is 10.1 °fH; the hardest water is in Dima (26 °fH), the softest in Bermeo (4.5 °fH).
40 % of these cities have hard or very hard water (over 120 mg/L).
Cities in Vizcaya, hardest first
| °fH | mg/L | ||
|---|---|---|---|
| Dima | 26 | 260 | very hard |
| Nabarniz | 25 | 250 | very hard |
| Ereño | 22 | 220 | very hard |
| Forua | 19.5 | 195 | very hard |
| Ibarrangelu | 19 | 190 | very hard |
| Urduña / Orduña | 19 | 190 | very hard |
| Gernika-Lumo | 18 | 180 | very hard |
| Murueta | 18 | 180 | very hard |
| Ispaster | 17.5 | 175 | hard |
| Ea | 17 | 170 | hard |
| Kortezubi | 17 | 170 | hard |
| Arratzu | 16.5 | 165 | hard |
| Gautegiz Arteaga | 16.5 | 165 | hard |
| Muxika | 16.5 | 165 | hard |
| Ermua | 16.1 | 161 | hard |
| Ajangiz | 16 | 160 | hard |
| Elantxobe | 16 | 160 | hard |
| Areatza | 15 | 150 | hard |
| Igorre | 15 | 150 | hard |
| Amorebieta-Etxano | 14.6 | 146 | hard |
| Aulesti | 14 | 140 | hard |
| Lekeitio | 14 | 140 | hard |
| Markina-Xemein | 14 | 140 | hard |
| Mendata | 14 | 140 | hard |
| Munitibar-Arbatzegi Gerrikaitz- | 14 | 140 | hard |
| Zeanuri | 14 | 140 | hard |
| Ziortza-Bolibar | 14 | 140 | hard |
| Mallabia | 13.4 | 134 | hard |
| Sopuerta | 13.2 | 132 | hard |
| Arantzazu | 13 | 130 | hard |
| Etxebarria | 13 | 130 | hard |
| Gizaburuaga | 13 | 130 | hard |
| Mendexa | 13 | 130 | hard |
| Zeberio | 12.7 | 127 | hard |
| Izurtza | 12 | 120 | hard |
| Mañaria | 12 | 120 | hard |
| Ubide | 12 | 120 | hard |
| Orozko | 11.6 | 116 | moderately hard |
| Amoroto | 11.4 | 115 | moderately hard |
| Berriz | 11.2 | 112 | moderately hard |
| Bakio | 11 | 110 | moderately hard |
| Fruiz | 11 | 110 | moderately hard |
| Gatika | 11 | 110 | moderately hard |
| Turtzioz / Trucios | 11 | 110 | moderately hard |
| Atxondo | 10.5 | 105 | moderately hard |
| Etxebarri | 10.3 | 104 | moderately hard |
| Loiu | 10.1 | 101 | moderately hard |
| Artea | 10 | 100 | moderately hard |
| Elorrio | 10 | 100 | moderately hard |
| Laukiz | 10 | 100 | moderately hard |
| Garai | 9.9 | 99 | moderately hard |
| Iurreta | 9.9 | 99 | moderately hard |
| Plentzia | 9.6 | 96 | moderately hard |
| Lemoiz | 9.5 | 95 | moderately hard |
| Erandio | 9.4 | 94 | moderately hard |
| Galdakao | 9.3 | 94 | moderately hard |
| Muskiz | 9.3 | 93 | moderately hard |
| Trapagaran / Valle de Trapaga | 9.3 | 93 | moderately hard |
| Abanto Zierbena / Abanto y Ciérvana | 9.3 | 93 | moderately hard |
| Maruri-Jatabe | 9.2 | 92 | moderately hard |
| Morga | 9.1 | 91 | moderately hard |
| Bedia | 9 | 90 | moderately hard |
| Galdames | 9 | 90 | moderately hard |
| Derio | 8.9 | 90 | moderately hard |
| Zaldibar | 8.9 | 89 | moderately hard |
| Ortuella | 8.8 | 89 | moderately hard |
| Larrabetzu | 8.7 | 87 | moderately hard |
| Santurtzi | 8.7 | 87 | moderately hard |
| Bilbao | 8.6 | 86 | moderately hard |
| Leioa | 8.6 | 86 | moderately hard |
| Gorliz | 8.5 | 85 | moderately hard |
| Lezama | 8.5 | 85 | moderately hard |
| Mungia | 8.5 | 85 | moderately hard |
| Zaratamo | 8.5 | 85 | moderately hard |
| Gamiz-Fika | 8.4 | 85 | moderately hard |
| Ugao-Miraballes | 8.4 | 84 | moderately hard |
| Arrigorriaga | 8.3 | 84 | moderately hard |
| Sopela | 8.3 | 83 | moderately hard |
| Zierbena | 8.3 | 83 | moderately hard |
| Lemoa | 8.1 | 81 | moderately hard |
| Sestao | 8.1 | 81 | moderately hard |
| Urduliz | 8.1 | 81 | moderately hard |
| Berango | 8 | 80 | moderately hard |
| Barrika | 7.4 | 74 | moderately hard |
| Sondika | 7.4 | 74 | moderately hard |
| Alonsotegi | 7.2 | 72 | moderately hard |
| Abadiño | 7.2 | 72 | moderately hard |
| Ondarroa | 6.3 | 63 | moderately hard |
| Mundaka | 6.1 | 61 | moderately hard |
| Sukarrieta | 5.6 | 56 | soft |
| Otxandio | 5.4 | 54 | soft |
| Busturia | 4.9 | 49 | soft |
| Bermeo | 4.5 | 45 | soft |