Another potential source of destructive earthquakes and tsunami offshore of Sumatra

• Main Authors: Wiseman, Kelly, Banerjee, Paramesh, Sieh, Kerry, Bürgmann, Roland, Natawidjaja, Danny H.
• Format: Article
• Language: English
• Published: 2012
• Subjects: DRNTU::Science::Geology::Volcanoes and earthquakes
• Online Access: https://hdl.handle.net/10356/95549; http://hdl.handle.net/10220/8431
• Institution: Nanyang Technological University

We link geodetic data from the Sumatran GPS Array (SuGAr) and earthquake focal mechanisms to show that a 900-km long backthrust, arising from the Sunda megathrust offshore of Sumatra, has recently become active following the series of great megathrust earthquakes of this past decade. Shallow failure...