• Gas emission observed over Mount Michael, South Atlantic Ocean

    Satellite images acquired October 15, 2017 show what appears to be a gas emission originating from Mount Michael on Saunders Island, South Atlantic Ocean. Prior to August 2015, the most recent eruptive activity detected was in the second half of 2012. Gas emissions…

  • Very strong and shallow M7.4 earthquake hits South Georgia island region

    A very strong and shallow earthquake registered by the USGS as M7.4 hit South Georgia island region at 07:32 UTC on August 19, 2016. The agency is reporting a depth of 10 km (6.2 miles). The epicenter was located about 261 km (162 miles) W of South Georgia, 293 km…

  • M 6.8 earthquake struck east of South Sandwich Islands

    M 6.8 earthquake struck east of South Sandwich Islands in the southern Atlantic Ocean on March 11, 2014 at 02:44 UTC. The epicenter was located 418 km (260 miles) ESE of Bristol Island, South Sandwich Islands at coordinates 60.839°S 19.957°W. All