Sinking of MV Sinar Bangun Date 18 June 2018 (2018-06-18) Time 17:20 (UTC+7)[1] Location Lake Toba, North Sumatra, Indonesia Coordinates 2°46′00″N 98°46′57″E﻿ / ﻿2.7666412°N 98.7825851°E﻿ / 2.7666412; 98.7825851Coordinates: 2°46′00″N 98°46′57″E﻿ / ﻿2.7666412°N 98.7825851°E﻿ / 2.7666412; 98.7825851 Cause Overloading, inclement weather Outcome Capsized in Lake Toba Deaths 4[2] Non-fatal injuries 21[2] Missing 193[3]