Sibolga ( formerly sometimes Siboga ) is a city and a port located in the natural harbour of Sibolga Bay on the west coast of North Sumatra province , in Indonesia . It is located on the western side of North Sumatra , facing the Indian Ocean and is a transit harbour to the Nias island which was hard hit during the 2004 Indian Ocean earthquake . The City has an area of 10.77 km2 and had a population of 84,444 at the 2010 Census
2004 Indian Ocean earthquake
2004 Indian Ocean earthquake and tsunami
Sibolga