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Chi-Chi earthquake 1999

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Journal Article

Quantification of Hanging-Wall Effects on Ground Motion: Some Insights from the 1999 Chi-Chi Earthquake

Tsui-Yu Chang, Fabrice Cotton, Yi-Ben Tsai, Jacques Angelier
Published: 01 December 2004
Bulletin of the Seismological Society of America (2004) 94 (6): 2186–2197.
DOI: https://doi.org/10.1785/0120030233
.... Their quantification of the hanging-wall effects was for buried faults. In the case of the Chi-Chi earthquake, detailed mapping of the surface-rupture traces by field surveys immediately after the occurrence of the earthquake ( Central Geological Survey of Taiwan, 1999 ; Chen, 2000 ), provides an excellent...
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Fault Slip Inverted from Surface Displacements during the 1999 Chi-Chi, Taiwan, Earthquake

Wei-Hau Wang, Shu-Hao Chang, Chau-Huei Chen
Published: 01 October 2001
Bulletin of the Seismological Society of America (2001) 91 (5): 1167–1181.
DOI: https://doi.org/10.1785/0120000724
...Wei-Hau Wang; Shu-Hao Chang; Chau-Huei Chen Abstract We use coseismic surface displacement data to determine the slip distribution on the Chelungpu fault during the 1999 Chi-Chi, Taiwan, earthquake. The surface displacements were obtained from both GPS surveys and integrations of near-field strong...
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Testing a P -Wave Earthquake Early Warning System by Simulating the 1999 Chi-Chi, Taiwan, M w 7.6 Earthquake

Da-Yi Chen, Ting-Li Lin, Yih-Min Wu, Nai-Chi Hsiao
Published: 01 January 2012
Seismological Research Letters (2012) 83 (1): 103–108.
DOI: https://doi.org/10.1785/gssrl.83.1.103
..., respectively. Before the 1999 Chi-Chi earthquake, there were 61 real-time strong-motion stations operated by the CWB with a 16-bit dynamic range and a 50-Hz sampling rate. To save communication expenses, some of the stations directly transmitted data to the processing center via 4.8-K phone line...
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A Dynamic Study of Frictional and Viscous Effects on Earthquake Rupture: A Case Study of the 1999 Chi-Chi, Taiwan, Earthquake

Jeen-Hwa Wang
Published: 01 August 2007
Bulletin of the Seismological Society of America (2007) 97 (4): 1233–1244.
DOI: https://doi.org/10.1785/0120060042
... to approximate the rupture processes of an earthquake along the fault-striking direction. Results show that in addition to friction, viscosity is also an important factor in controlling rupture. The M s 7.6 Chi-Chi earthquake which struck central Taiwan on 20 September 1999, ruptured a 100-km-long east- dipping...
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The 1999 Chi-Chi (Taiwan) Earthquake: Earthquake Fault and Strong Motions

T. Ouchi, A. Lin, A. Chen, T. Maruyam
Published: 01 October 2001
Bulletin of the Seismological Society of America (2001) 91 (5): 966–976.
DOI: https://doi.org/10.1785/0120000711
... ; hereafter we refer to it as the Chi-Chi Web Pages). From 28 November to 8 December 1999, we conducted a field survey of the surface rupture zone and damage caused by this earthquake. Also, we have analyzed strong-motion data in the vicinity of the source region. In this article, we report the results...
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Performance of the Taiwan Rapid Earthquake Information Release System (RTD) during the 1999 Chi-Chi (Taiwan) Earthquake

Yih-Min Wu, William H. K. Lee, Chen-Chun Chen, Tzay-Chyn Shin, Ta-Liang Teng, Yi-Ben Tsai
Published: 01 May 2000
Seismological Research Letters (2000) 71 (3): 338–343.
DOI: https://doi.org/10.1785/gssrl.71.3.338
...-scale electric power failure in Taiwan. The fax users include government departments, rescue agencies, research agencies, public media, etc. A major earthquake occurred near the town of Chi-Chi in Nantou County, Taiwan, at 1:47 am (local time), 21 September 1999, about 150 km south of Taipei...
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Statistical Analysis of Characteristic Parameters and Probability Distribution of Near‐Fault Velocity Pulses—A Case Study on the 1999 M w 7.6 Chi‐Chi Earthquake

Zhiwei Ji, Zongchao Li, Yan Zhang, Luo Quanbo, Jize Sun, Changhui Ju, Yongxian Zhang
Published: 20 September 2024
Seismological Research Letters (2024) 95 (6): 3433–3448.
DOI: https://doi.org/10.1785/0220240184
...Zhiwei Ji; Zongchao Li; Yan Zhang; Luo Quanbo; Jize Sun; Changhui Ju; Yongxian Zhang Abstract The 1999 M w 7.6 Chi‐Chi earthquake in the Taiwan region generated valuable ground motions, providing an opportunity for studying the characteristic parameters and distribution of near‐fault velocity...
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Spatial Variability and Attenuation of Arias Intensity during the 1999 Chi‐Chi M w 7.6 Earthquake, Taiwan

Jia Mei Liu, Meng Tan Gao, Jun Ju Xie
Published: 19 May 2015
Bulletin of the Seismological Society of America (2015) 105 (3): 1768–1778.
DOI: https://doi.org/10.1785/0120140157
... affect the distribution of earthquake damage ( Pitarka et al. , 1998 ; Chang et al. , 2004 ; Kawase, 2011 ). On 21 September 1999, the M w  7.6 Chi‐Chi earthquake occurred in the western foothills of central Taiwan, and the event induced tens of thousands of landslides ( Lin and Tung, 2003...
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Revealing Coseismic Displacement and Displacement Partitioning at the Northern End of the 1999 Chi-Chi Earthquake, Central Taiwan, Using Digital Cadastral Data

Yuan-Hsi Lee, Yu-Ching Chen, Chien-Liang Chen, Ruey-Juin Rau, He-Chin Chen, Wei Lo, Kai-Chien Cheng
Published: 01 June 2011
Bulletin of the Seismological Society of America (2011) 101 (3): 1199–1212.
DOI: https://doi.org/10.1785/0120100156
...Yuan-Hsi Lee; Yu-Ching Chen; Chien-Liang Chen; Ruey-Juin Rau; He-Chin Chen; Wei Lo; Kai-Chien Cheng Abstract The 1999 Chi-Chi, Taiwan, earthquake ( M w 7.6) was the largest earthquake to strike Taiwan in the twentieth century. Its surface rupture extends more than 100 km in a north–south trend...
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Dynamic Triggering by Strong-Motion P and S Waves: Evidence from the 1999 Chi-Chi, Taiwan, Earthquake

Adam D. Fischer, Charles G. Sammis, Youlin Chen, Ta-Liang Teng
Published: 01 April 2008
Bulletin of the Seismological Society of America (2008) 98 (2): 580–592.
DOI: https://doi.org/10.1785/0120070155
...Adam D. Fischer; Charles G. Sammis; Youlin Chen; Ta-Liang Teng Abstract High-frequency band-pass filtering of acceleration records from the 1999 Chi-Chi, Taiwan, earthquake ( M w 7.6) resolves the continuous signal into a series of relatively short-duration discrete-energy bursts. We hypothesize...
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Aftershocks of the 1999 Chi-Chi, Taiwan, Earthquake: The First Hour

Chien-Hsin Chang, Yih-Min Wu, Li Zhao, Francis T. Wu
Published: 01 August 2007
Bulletin of the Seismological Society of America (2007) 97 (4): 1245–1258.
DOI: https://doi.org/10.1785/0120060184
... seismicity, and the frequency of larger events is higher. 31 08 2006 Copyright © 2007 Bulletin of the Seismological Society of America 2007 The Chi-Chi earthquake ( M w 7.6 and M L 7.3) struck central Taiwan at 17:47 UTC, 20 September 1999 (1:47 a.m. local time on 21 September...
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Revealing Surface Deformation of the 1999 Chi-Chi Earthquake Using High-Density Cadastral Control Points in the Taichung Area, Central Taiwan

Yuan-Hsi Lee, He-Shin Chen, Ruey-Juin Rau, Chien-Liang Chen, Pen-Shan Hung
Published: 01 December 2006
Bulletin of the Seismological Society of America (2006) 96 (6): 2431–2440.
DOI: https://doi.org/10.1785/0120060055
...Yuan-Hsi Lee; He-Shin Chen; Ruey-Juin Rau; Chien-Liang Chen; Pen-Shan Hung Abstract The 1999 Chi-Chi earthquake, M w 7.6, ruptured a major thrust fault along the western foothills of the Central Mountain Range of Taiwan. Here, we use cadastral control points to detect horizontal displacement...
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Surface Waves in the Western Taiwan Coastal Plain from an Aftershock of the 1999 Chi-Chi, Taiwan, Earthquake

Guo-Quan Wang, Guo-Qing Tang, David M. Boore, G. Van Ness Burbach, Caesar R. Jackson, Xi-Yuan Zhou, Qing-Liang Lin
Published: 01 June 2006
Bulletin of the Seismological Society of America (2006) 96 (3): 821–845.
DOI: https://doi.org/10.1785/0120050088
...Guo-Quan Wang; Guo-Qing Tang; David M. Boore; G. Van Ness Burbach; Caesar R. Jackson; Xi-Yuan Zhou; Qing-Liang Lin Abstract Significant surface waves were recorded in the western coastal plain ( wcp ) of Taiwan during the 1999 Chi-Chi, Taiwan, earthquake and its series of aftershocks. We study...
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Seismic Quiescence before the 1999 Chi-Chi, Taiwan, M w 7.6 Earthquake

Yih-Min Wu, Ling-Yun Chiao
Published: 01 February 2006
Bulletin of the Seismological Society of America (2006) 96 (1): 321–327.
DOI: https://doi.org/10.1785/0120050069
...Yih-Min Wu; Ling-Yun Chiao Abstract The Chi-Chi, Taiwan, earthquake of 20 September 1999 was preceded by a notable decrease of the regional seismicity rate. The anomalous period started in January 1999 and lasted about 9 months, up to the occurrence of the mainshock, as revealed from analyzing...
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Strong Ground Motion in the Taipei Basin from the 1999 Chi-Chi, Taiwan, Earthquake

Jon B. Fletcher, Kuo-Liang Wen
Published: 01 August 2005
Bulletin of the Seismological Society of America (2005) 95 (4): 1428–1446.
DOI: https://doi.org/10.1785/0120040022
... then correlate their characteristics with parameters that describe the basin and predict their behavior with 1D models or visualize the response of the basin with a full 3D simulation. The Chi-Chi earthquake of 20 September 1999 ruptured a 100-km segment of the Chelungpu fault along a north–south line...
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Topographic controls on coseismic rock slides during the 1999 Chi-Chi earthquake, Taiwan

S.A. Sepúlveda, W. Murphy, D.N. Petley
Published: 01 May 2005
Quarterly Journal of Engineering Geology and Hydrogeology (2005) 38 (2): 189–196.
DOI: https://doi.org/10.1144/1470-9236/04-062
...S.A. Sepúlveda; W. Murphy; D.N. Petley Abstract Stability back-analyses of sixteen massive, disrupted rock slides triggered by the 1999 Chi-Chi earthquake in the Tachia Valley in Central Taiwan indicated that geological and geotechnical factors alone appear insufficient to explain the distribution...
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Structures Associated with the Northern End of the 1999 Chi-Chi Earthquake Rupture, Central Taiwan: Implications for Seismic-Hazard Assessment

Yuan-Hsi Lee, Shih-Ting Lu, Tung-Sheng Shih, Meng-Long Hsieh, Wei-Yu Wu
Published: 01 April 2005
Bulletin of the Seismological Society of America (2005) 95 (2): 471–485.
DOI: https://doi.org/10.1785/0120020170
...Yuan-Hsi Lee; Shih-Ting Lu; Tung-Sheng Shih; Meng-Long Hsieh; Wei-Yu Wu Abstract The surface rupture of the 1999 Chi-Chi earthquake ( M w 7.6) trends more than 100 km in a north–south direction. Surface deformation at the northern end stops abruptly at an area between the Tachia River and the Taan...
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Meso- and Microstructural Analysis of Coseismic Shear Zone of the 1999 M W 7.6 Chi-Chi Earthquake, Taiwan

Aiming Lin, Chyi-Tyi Lee, Tadashi Maruyama, Allen Chen
Published: 01 April 2005
Bulletin of the Seismological Society of America (2005) 95 (2): 486–501.
DOI: https://doi.org/10.1785/0120040015
...Aiming Lin; Chyi-Tyi Lee; Tadashi Maruyama; Allen Chen Abstract The surface rupture of the 1999 M w 7.6 Chi-Chi (Taiwan) earthquake was controlled primarily by the pre-existing Chelungpu fault zone, which is distributed in a wide zone of up to 60 m, although the main coseismic slip is localized...
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Comment on “Systematic Analysis of Shear-Wave Splitting in the Aftershock Zone of the 1999 Chi-Chi, Taiwan, Earthquake: Shallow Crustal Anisotropy and Lack of Precursory Changes, by Yungfeng Liu, Ta-Liang Teng, and Yehuda Ben-Zion”

Stuart Crampin, Yuan Gao
Published: 01 February 2005
Bulletin of the Seismological Society of America (2005) 95 (1): 354–360.
DOI: https://doi.org/10.1785/0120040092
...Stuart Crampin; Yuan Gao Abstract Liu et al. (2004) systematically analyze the parameters of shear-wave splitting before and after the 1999 Chi-Chi earthquake in Taiwan. They claim that they see no evidence for the temporal changes in shear-wave time delays, which some of us use to monitor...
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Reply to “Comment on ‘Systematic Analysis of Shear-Wave Splitting in the Aftershock Zone of the 1999 Chi-Chi, Taiwan, Earthquake: Shallow Crustal Anisotropy and Lack of Precursory Changes,’ by Yunfeng Liu, Ta-Liang Teng, and Yehuda Ben-Zion,” by Stuart Crampin and Yuan Gao

Yunfeng Liu, Yehuda Ben-Zion, Ta-Liang Teng
Published: 01 February 2005
Bulletin of the Seismological Society of America (2005) 95 (1): 361–366.
DOI: https://doi.org/10.1785/0120040109
... the upper continental crust , J. Geophys. Res. 105 , 23,879 – 23,31 . Crampin , S. , and Y. Gao ( 2005 ) Comment on “Systematic analysis of shear-wave splitting in the aftershock zone of the 1999 Chi-Chi, Taiwan, earthquake: shallow crustal anisotropy and lack of precursory variations...
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