Barcelona, Spain: One person died and 14 people were injured in an explosion in a block of flats in a Spanish seaside resort near Barcelona early Sunday, rescuers said. 

It was not immediately clear what caused the blast which took place in the residential building in Premia de Mar, a resort town some 25 kilometres (15 miles) north of Barcelona. 

‘The explosion happened at 8:25am (0625 GMT) and affected 15 people, 14 of whom were injured and one who died,’ a spokeswoman for Barcelona's emergency services told AFP. 

Two of the injured were in serious condition, she said. 

Local media reports showed images of a fire burning in a seven-storey building, saying the building had been evacuated while investigators tried to determine what caused the blast.