You will find helpful these basic information, focused on the practical sides of travel, while staying in Blato and on the island of Korčula:

Time zone:  
CET (winter: UTC+1, summer: UTC+2)
Electric voltage:  220 V,  frequency 50 Hz.

Water: Tap water is drinkable on the whole island.
Post and telecomunication:
Public phones take only  phone cards bought at post offices, hotels or newspaper booths.

These are mobile operators in Croatia:
T Mobile (dialling code 098)
VIPnet (dialling code 091)
TELE2 (dialling code 095)
TOMATO (dialling code 092)
BON BON (dialling code 097)

All the operators provide  roaming service (detailed information on their web sites )

Internet access is enabled everywhere on the island, and there are restaurants, hotels, caffes and tourist agencies which  offer these services.

Travel documents:  
Passport or other internationally recognised identification document. Tourists are permitted to stay in Croatia for a period of 3 months.

Additional information:
Diplomatic Missions and Consular Offices in Croatia
Ministry of foreign affairs of the Republic of Croatia: tel. 01 4569 964

Public Holidays in Croatia (2015): 

01. 01. New Year's Day
06. 01. Epiphany
05. 04. Easter
06. 04. Easter Monday
01. 05. International Workers Day
04. 06. Corpus Christi
22. 06. Anti-Fascist Struggle Day
25. 06. Statehood Day
05. 08. Victory and Homeland Thanksgiving, Day of Croatian Defenders
15. 08. Assumption of Mary
08. 10. Independence Day
01. 11. All Saints
25. 12. Christmas
26. 12. Saint Stephen's Day

28.04. Municipality of Blato'and Saint Vicenca's Day (local festivity)