On 16 September 2015, at 22:54:33 (UTC) (local time : UTC-3) a magnitude 8.3 earthquake struck the Chilean coast, about 46km west of Illapel. Preliminary information can be found from USGS. The earthquake triggered a transpacific tsunami which was observed in … Continue reading

Ndendo Island

On 6 February 2013 at 01:12:27 UTC (local time: UTC+11), a magnitude Mw 8.0 earthquake struck 70 km to the west of Ndendo Island (Santa Cruz Island) in the Solomon Islands. This under-thrusting earthquake triggered a local tsunami in the … Continue reading

Earthquake and Tsunami Strikes Japan

On Friday, March 11, 2011 at 05:46:23 UTC an earthquake occurred near the East coast of Honshu, Japan. Continue reading

The 25 October 2010 Sumatran Tsunami

On 25 October 2010 at 14:42 GMT, an estimated magnitude 7.5 earthquake stuck off central West Sumatra. Continue reading

Chile, 27 February 2010

The 27 February 2010 Chilean earthquake generated a large transpacific tsunami and controversy as to what some have referred to as overly conservative warning issued for Hawaii and Japan. Continue reading

Haiti, 12 January 2010

The 12 January 2010 Haitian earthquake killed over 220,000 people, but also generated a deadly tsunami. Continue reading

Solomon Islands, 3 January 2010

An International Tsunami Survey team by Professor Hermann Fritz and Nikos Kalligeris surveyed the impact of the tsunami from Jan 11-17. Continue reading

Samoa, 29 September 2009

A shallow earthquake of magnitude 8.3 has occurred south of Samoa, in the general region where the 1918 Samoa earthquake occurred. A tsunami was generated and measured 1.5m in the Pago Pago tide gage. Continue reading

Sumatra, 12 September 2007

USC Tsunami Research Center has performed numerical simulations for this event based on preliminary earthquake information. The modeling results suggest at least 2 m runup in various locations along the southern coast of Sumatra. This is an initial bulletin and will be updated periodically. Tsunami runup and wave height distribution are shown in the plot below. Continue reading

Tsunami in the Indian Ocean

A great earthquake off the island of Sumatra caused a large tsunami throughout the Indian Ocean. Professors Costas Synolakis and Jose Borrero from the USC Tsunami Research Center have been widely quoted in the aftermath of the disaster. Continue reading