Hardest and softest tap water in Greece

All 134 cities in Greece with published data, ranked by total hardness. The national median is 237 mg/L.

Greek utilities report total hardness in mg/L CaCO₃.

25 cities with the hardest water

#		mg/L	mg/L
1	Limin Khersonisou · Crete	600	600	very hard
2	Stalis · Crete	560	560	very hard
3	Gazi · Crete	555	555	very hard
4	Skiathos · Thessaly	554	554	very hard
5	Neo Agioneri · Central Macedonia	526	526	very hard
6	Loutraki · Peloponnese	475	475	very hard
7	Exochi · Central Macedonia	452	452	very hard
8	Melissochori · Central Macedonia	444	444	very hard
9	Pentalofos · Central Macedonia	416	416	very hard
10	Agioi Theodoroi · Peloponnese	412	412	very hard
11	Violi Charaki · Crete	410	410	very hard
12	Vassilies · Crete	400	400	very hard
13	Vasilika · Central Macedonia	396	396	very hard
14	Profitis Ilias · Crete	389	389	very hard
15	Rio · West Greece	383	383	very hard
16	Rethymno · Crete	380	380	very hard
17	Olynthos · Central Macedonia	376	376	very hard
18	Kato Scholari · Central Macedonia	375	375	very hard
19	Perachora · Peloponnese	374	374	very hard
20	Skalanion · Crete	370	370	very hard
21	Polygyros · Central Macedonia	368	368	very hard
22	Liti · Central Macedonia	364	364	very hard
23	Souroti · Central Macedonia	357	357	very hard
24	Galatista · Central Macedonia	344	344	very hard
25	Tagarades · Central Macedonia	338	338	very hard

#		mg/L	mg/L
1	Verdikoussa · Thessaly	20	20	soft
2	Emporeio · South Aegean	29	29	soft
3	Komotini · East Macedonia and Thrace	30	30	soft
4	Mouries · Central Macedonia	46	46	soft
5	Oia · South Aegean	50	50	soft
6	Stathmos Mourion · Central Macedonia	62	62	moderately hard
7	Livadi · Thessaly	87	87	moderately hard
8	Agios Vasileios · West Greece	113	113	moderately hard
9	Kyriaki · Central Greece	146	146	hard
10	Zográfos · Attica	150	150	hard
11	Výronas · Attica	150	150	hard
12	Piraeus · Attica	150	150	hard
13	Petroúpolis · Attica	150	150	hard
14	Peristéri · Attica	150	150	hard
15	Palaió Fáliro · Attica	150	150	hard
16	Níkaia · Attica	150	150	hard
17	Néa Smýrni · Attica	150	150	hard
18	Néa Ionía · Attica	150	150	hard
19	Maroúsi · Attica	150	150	hard
20	Korydallós · Attica	150	150	hard
21	Khalándrion · Attica	150	150	hard
22	Keratsíni · Attica	150	150	hard
23	Kallithéa · Attica	150	150	hard
24	Irákleio · Attica	150	150	hard
25	Ilioúpoli · Attica	150	150	hard