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Tsunamis and Earthquakes

The 26 December 2004 Indian Ocean Tsunami: Initial Findings from Sumatra

Table of Contents

Survey Team
Survey and Methods
Tsunami Heights
Damage to Structures
Tsunami Sand Deposits
Coastal Response
Photo Gallery


International Tsunami Survey Team, Sumatra

Led by Dr. Yoshinobu Tsuji of the University of Tokyo’s Earthquake Research Institute, the survey team consisted of nine scientists from Japan, six from Indonesia, two from France, and two from the United States. The U.S. scientists were Andy Moore of Kent State University and Dr. Guy Gelfenbaum of the U.S. Geological Survey. Names of all the team members are listed by country in the table at the bottom of this page; most of the team members are pictured in the photograph below:

Photo of Sumatra International Tsunami Survey Team

Sumatra International Tsunami Survey Team (ITST): standing, left to right: Budi Waluyo, Takanobu Kamataki, Yuichi Nishimura (leaning over, with cap in hand), Sindhu Nugroho, Rahmat Triyono (wearing red cap), Raphael Paris, Yudhicara, Franck Lavigne, Inyoman Sukanta, Yuichiro Tanioka, team leader Yoshinobu Tsuji, Hideo Matsutomi, and Guy Gelfenbaum. Kneeling in front, left to right: Tsutomu Sakakiyama, Yoshikane Murakami, and Andrew Moore. Alphonso was part of the team in Sumatra but is not pictured. Members of the team who contributed from Japan are Masafumi Matsuyama and Yuichi Namegaya.
[larger version]

Members of the International Tsunami Team, Sumatra, January 20-29, 2005

Yoshinobu Tsuji
Earthquake Research Institute, University of Tokyo
Hideo Matsutomi
Akita University
Yuichi Nishimura
Hokkaido University
Yuichiro Tanioka
Hokkaido University
Takanobu Kamataki
National Institute of Advanced Industrial Science and Technology
Tsutomu Sakakiyama
Central Research Institute of Electric Power Industry
Yoshikane Murakami
Kansai Electric Power Co., Inc.
Masafumi Matsuyama
Central Research Institute of Electric Power Industry
Yuichi Namegaya
Earthquake Research Institute, University of Tokyo


Andrew Moore
Kent State University
Guy Gelfenbaum


Sindhu Nugroho
Meteorological and Geophysical Agency
Budi Waluyo
Meteorological and Geophysical Agency
Inyoman Sukanta
Meteorological and Geophysical Agency
Rahmat Triyono
Meteorological and Geophysical Agency
Indonesian Institute of Science
Meteorological and Geophysical Agency


Raphael Paris
Franck Lavigne
University of Paris

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last modified 2005