Map of Taiwan and Historic Seismicity
(created by the USGS)
Click on map to enlarge

Travel Times
Event occurred 17h 47m 19sec
City Seismic Wave Arrival Time
New York 18h 38min 42.1sec
San Francisco 18h 32min 33.4sec
Sydney 18h 15min 58.5sec
Moscow 18h 17min 19.7sec
Beijing 17h 54min 29.5sec
Santiago 19h 2min 0.1sec
Cape Town 18h 38min 4.5sec
Cairo 18h 22min 25.0sec
Singapore 17h 59min 37.3sec
London 18h 27min 16.4sec

Special Event Page
September 20, 1999 - Taiwan Earthquake

The following are links to sites, graphics or general information about the recent seismic event in Taiwan and are contributed by the IRIS community.

Asian and Pacific Sites:

  • CWB/USGS data recorded by the Taiwan Central Weather Bureau (CWB) provided through the USGS
    • EXPLANATORY NOTE (updated Nov. 9, 1999)
    • REPORT #1 (as of 6 a.m., Sept. 22)
      Prepared by W. H. K. Lee
    • REPORT #2 (as of 12 p.m., Sept. 22)
      Mainshock and early aftershocks; Near source accelerograms. Prepared by W. H. K. Lee
    • REPORT #3 (Sept. 27, 1999)
      2 Examples of Near-Source Accelerograms in digital files. Prepared by W. H. K. Lee
    • REPORT #4 (Oct. 1, 1999)
      Tectonic Setting and Regional Geology of Taiwan. Prepared by J.G.Liou and L.Y.Hsiao, Stanford University
    • REPORT #5 (Oct. 1, 1999)
      A Note on Historic and Quaternary Faults in Western Taiwan. Prepared by M.G.Bonilla, U.S.G.S. Open-File Report 99-447
    • REPORT #6 A Review of Recently Active Faults in Taiwan, (Published in 1975).
    • REPORT #7 A Preliminary Report on the 1999 Chi-Chi (Taiwan) Earthquake.
  • University of TOKYO - Earthquake Research Institute, Japan, special page (English and Japanese)
  • TAIWAN HEADLINES - a Taipei-based English-language online newspaper with information and articles about the earthquake and its aftermath.
  • Photographs - University of Queensland, Australia

European Sites:

  • ORFEUS - access to ORFEUS SPYDER® data - KNMI / The Netherlands
  • BBC news site
  • "The Morphology of Thrust Faulting in the 21 September 1999, Chichi, Taiwan Earthquake" - an article to be published in the Journal of Asian Earth Sciences next month. Free color reprints are available from the publisher by sending email to p.henn@elsevier.co.uk.

US Sites:


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