World Map › Active Faults › Great Sumatran Fault
Active Fault
Great Sumatran Fault
Strike-Slip Fault (Right-Lateral) · Indonesia
The Great Sumatran Fault is a strike-slip fault, where the two blocks slide horizontally past each other, right-lateral (the opposite block moves to the right). Its mapped traces are about 1,410 km long in Indonesia. It lies within the Sunda Plate, which deforms under the push of neighbouring plates. Since 1900, 7 major earthquakes have occurred within 30 km of its trace.
- Type
- Strike-Slip Fault
- Sense of Slip
- Right-Lateral
- Mapped Length
- ≈ 1,410 km
- Countries
- Indonesia
- Plates
- Sunda Plate
Major Earthquakes Within 30 km
Deadly or magnitude 7+ earthquakes recorded by NOAA, most recent first.
- 2022West Pasaman Earthquake 2022 · M 6.127 deaths
- 20132013 Aceh Earthquake · M 6.148 deaths
- 2007March 2007 Sumatra Earthquakes · M 6.467 deaths
- 1995Sumatera, Jambi Province, Indonesia · M 6.884 deaths
- 19941994 Liwa Earthquake · M 6.9207 deaths
- 19431943 Alahan Panjang Earthquakes · M 7.6
- 1933S Sumatera, Indonesia · M 7.5
Sources: GEM Global Active Faults (Styron et Pagani, 2020), CC BY-SA 4.0, catalogue EOS_SE_Asia · NOAA NCEI · Bird (2003), PB2002 · Wikidata