6.6 magnitude quake hits Indonesia A 6.6-MAGNITUDE earthquake hit Indonesia's Aceh province on Sumatra island today, the Indonesian Meteorological and Geophysics Agency said. The quake struck 24km northwest of Subulussalam town in Aceh at 11.34am (4.34am GMT) at a depth of 103km, the agency said. The quake's epicentre was on land. There are no reports of damage so far," agency official Dedi Sugianto told AFP.