Field Survey of the Samoa Tsunami of 29 September 2009

Emile A. Okal, Hermann M. Fritz, Costas E. Synolakis, José C. Borrero, Robert Weiss, Patrick J. Lynett, Vasily V. Titov, Spyros Foteinis, Bruce E. Jaffe, Philip L.-F. Liu, I-chi Chan

Research output: Contribution to journalArticlepeer-review

99 Citations (Scopus)


On 29 September 2009, a strong earthquake took place south of the Samoa Islands in the southcentral Pacific. It triggered a local tsunami, which caused considerable damage and 189 fatalities on the Samoa Islands and in the northern Tonga archipelago. We present here the results of a tsunami survey conducted by an International Tsunami Survey Team in the Samoa Islands on 4-10 October 2009 and in northern Tonga on 25–27 November 2009.

The earthquake occurred at 17:48:10 GMT (local time 06:48 on the 29th in Samoa; on the 30th in Tonga), with a source located at 15.51°S and 172.03°W and...
Original languageEnglish
Pages (from-to)577-591
Number of pages15
JournalSeismological Research Letters
Issue number4
Publication statusPublished - Jul 2010


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