Seismic network development for Southeast Asia - Academia Sinica

Seismic network development
for Southeast Asia
Bor-Shouh Huang 1 , Wen-Gee Huang 1 , Chun-Chi Liu 1 ,
Wen-Yen Chang 2 , Le Tu Son 3 , Bartolome C. Bautista 4
and Wen-Tzong Liang 1
1. Institute of Earth Sciences, Academia Sinica, Taipei, Taiwan
2. National Science Council
3. Institute of Geophysics, Vietnamese Acadamy of Sciences and
Technology, Hanoi, Vietnam
4. Philippine Institute of Volcanology and Seismology, Philippines
2012/06/07-Taipei

Outline
• Background
• Works in Indochina
• Plan for the South China Sea
Network
• Summary

Mission:
to monitor regional
seismicity and seismic
hazard reduction
to provide high quality
data for scientific research
20 IES stations (backbone)
+ 30 CWB stations
+ portable units

Strong Motion Array
TSMIP: Taiwan Strong-motion
Instrumentation Program
Free-field strong-motion station: 708
★
1999 Chi-Chi Earthquake

Location of Taiwan in Western Pacific

Seismological cooperation
in Indochina
• Work in Northern Vietnam

IES, 2007

Station: CCVB

33
23˚
22˚
32
33
34
32
31
30
21˚
31
29
32
30
31
29
20˚
28
27
19˚
30
29
18˚
102˚ 103˚ 104˚ 105˚ 106˚ 107˚ 108˚
Van-Duong Nguyen (2011)

Join estimation for rupture processes of the 2008 Wenchuan
Earthquake from regional seismic array observations

Seismological cooperation
in Indochina
• Work in Laos

March 24, 2011,
MYANMAR, MW=6.8 ★

Vientiane, 2010
Science and Technology Research Institute (STRI)
National Authority for Sciences and Technology ( NAST)
of Lao PDR

2011-July

Plan for South China Sea
Network-I
(Earthquake and Tsunami Warning)

2004 Sumatra Earthquake

(2006 USGS workshop)

Numerical Simulation for Tsunami Hazards (Liu et al., 2007)

30m
1 h
2 h
3 h
(Liu et.al., 2009)

Plan for South China Sea Network
(Station Construction)
• Work in Southern Vietnam

Possible Sites Surrounding South China Sea
■

Plan for South China Sea Network
(Station Construction)
• Work in Philippines

Possible Sites Surrounding South China Sea
■

New Station CVPB in Philippines (STS-2)

Plan for South China Sea
Network-II
(Real-Time Data Transmission)

Install ADSL connection

Location of the VSAT remote stations
VWUC:~190km
VDOS:~670km
VNAS:~1800km

Recording Center in Taiwan
(One in IES, one in NCU)

Initiative on Southeast Asia Earth system (ISEE)
South China Sea Seismic Network (Component of Seismology)
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KMI
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TATO
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CHTO
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▲
QIZ
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TUDS
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♦
BAG ■ ■
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TPDB
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TAIWAN IRIS GSN CHINA JAPAN
■ (■) (new) ● ▲ ♦

Virtual Network (INTERNET)

Summary
• Geodynamic researches, seismic hazard reduction,
international cooperation and outreach are
encouraged and strongly supported by National
Science Council and Academia Sinica
• Search for more cooperation
• Implementation for South China Seismic
Network (Included CGPS)

Footprints for International Cooperation
(seismology)
Georgia,
2007~
Armenia,
2011~
Tarim,
1998-1999
Wenchuan,
2009~
Hi-CLIMB,
2004-2005
Taiwan
Laos,
2011~
Vietnam,2005~
Philippines,
2006~
Solomons,
2009~

Thank You!

Mantle Dynamics and Plate Interactions in East Asia

2007/11/28 New Event !

Taiwan EW
Seismograms (Taiwan V.S. Vietnam)
Taiwan NS
Taiwan UD
HCM EW
HCM NS
HCM UD

Propagation of Tsunami
Waves (unit: hour)
Propagation of Seismic
Waves (unit: minute)