World Map › Major Earthquakes Since 1900 › 2003
Historic Earthquake
2003 Antarctica Earthquake
4 August 2003 · South Orkney Islands, Laurie Is · Antarctica
On 4 August 2003 at 04:37 UTC, a magnitude 7.6 earthquake struck Antarctica (South Orkney Islands, Laurie Is), at a depth of 10 km. It occurred on the Antarctic Plate, 22 km from its boundary with the Scotia Plate (oceanic transform fault). It triggered a tsunami.
- Date
- 4 August 2003
- Time
- 04:37 UTC
- Magnitude
- 7.6
- Depth
- 10 km
- Tsunami
- Yes
- Plate
- Antarctic Plate
- Country
- Antarctica
Nearby Major Earthquakes
Other major earthquakes recorded within 300 km.
- 2013South Orkney Islands · M 7.7
Sources: NOAA National Centers for Environmental Information, Global Significant Earthquake Database (doi:10.7289/V5TD9V7K) · Wikidata · Bird (2003), PB2002 · Natural Earth