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THE SEISMOLOGICAL NETWORK AND EARTHQUAKE ACTIVITY IN
VIETNAMDinh Quoc Van,
Institute of Geophysics, Vietnam Academy of Science and Technology
- The permanent seismic station (12)
- Vietnam station: 5
- Jamstec station: 3
- ADPC station: 2
- TW station: 2
- The temporary seismic station (45)
- Vietnam station: 15
- TW station: 25
- Poland : 5
- Online station (21)
- Permanent stations: 12
- Temporary stations: 9
12
10
08
14
16
116102 104 110108106 112 114
24
18
20
22
08
102 108 116114112110106104
14
12
10
18
16
24
22
20
th¸ i l an
c am pu c hia
l µo
tr ung quèc
LEGEND
Vietnam station ADPC station Jamstec station
VIETNAM BROADBAND SEISMOLOGICAL NETWORK
TW station
The near futureVietnam national seismological network (project for 2009-2016)
- 28 permanent stations, with:
10 Q330HRS/Q330HR/STS-2.5 (120s)/Epi-sensor
18 Q330HR/Metrozet PBB200 (40s)/Epi-sensor
- 12 temporary stations with:
12 Guralp CMG-6TD (30s-100Hz)
The extension Vietnam national seismological network project (2012-2017)
- 36 stations, including 6 stations in Ho Chi Minh city and vicinity
The Song Tranh 2 dam located in the centre of Vietnam (Quangnam province)
190 mW, include two machines
Reservoir capacity: 740 million cubic meters of water
107.09976
15.118051
LEGEND Current Seismic stations
STR2 Dam
Phong Phó
Kh©m § øcTiªn Kú
T©n An
108.376753 15.118051
t iªn ph í c
Nam Trµ My
B¾c Trµ My
§
t r µ ®«ngt r µ bui
t r µ ®èc
Future Seismic stationsBroadband stations Short-period stations
The Song Tranh 2 seismic network
(10 stations, August, 2013)
- Five Vietnam seismic stations (broadband 30s)
- Five Poland seismic stations (Short-period 1s)
- Online network
The Local seismic network for monitoring trigger seismicity in Lai
Chau reservoir for project 2014-2018
NNA3
MMO
MTE
CCA
NNU
MLVB
CNU
NNA3
MTE
MMO
CCA
NNU
MLVB
M êng TÌ
M êng NhÐ
TX. M êng Lay
S×n Hå
Phong Thæ
Tam § êng
M êng Lay
Tña Chï a
TuÇn Gi¸o
Lai Ch©u
Ë«Pmn
ÐhNmËn
« µgns §
Sea level data (MoNRE)Tsunami informations (PTWC, NWPAC, JMA, RIMES,...)
Regional seismic network
National seismic network
Tsunami scenarios (MoNRE)
Seismic data processing centre
Earthquake information and tsunami warning centre
-TV-Radio-Committee for Research and Rescue-Government Offices-Related Agencies
-Alert system-TV-Radio-Committee for Research and Rescue-Government Offices-Related Agencies
Eart
hquake in
form
atio
n
Early Tsunami warning
M ≥
3,5
M 6.5
SYSTEM FOR EARTHQUAKE INFORMATION AND TSUNAMI WARNING IN VIETNAM (WITH VIETNET)
- Seismic data Processing: Seisan, Seiscomp3,..
- Catalog and Bulletin publishing: ISC2009/10/14 01:58:36.30 0.90 0.300 20.5750 102.0240 10.1 9.0 -1 2.7 9.7 3 342 PLV
- Seismic data sharing: Rimes, Jamstec, IRIS.
The seimicity in the Northern part of Vietnam and vicinity in the period from 1900-2012
Thõa Thiªn- HuÕ
TP.§µ N½ng
Qu¶ng Nam
B¾c Ninh
Th¸ i Nguyªn
B¾c Giang
L¹ ng S¬n
Qu¶ng Ninh
VÜnh Phóc
TP. Hµ Néi
Qu¶ng B×nh
Qu¶ng TrÞ
Hµ TÜnh
Ninh B×nh
Hµ Nam Th¸ i B×nh
Nam §Þnh
H ng Yªn
Hoµ B×nh
H¶i D ¬ng
TP. H¶i Phßng
Hµ T©y
Thanh Ho¸
NghÖ An
Hµ Giang
Tuyªn Quang
Cao B»ng
Lµo Cai
Yªn B¸ i
Lai Ch©u
B¾c K¹ n
Phó ThäS¬n La
§ iÖn Biªn
t h¸ i l an
l µo
t r ung quèc
1 0 1 º 1 0 2 º
2 2 º
2 1 º
2 3 º
2 3 º3 6 '
1 0 9 º1 0 3 º 1 0 4 º 1 0 5 º 1 0 6 º 1 0 7 º 1 1 1 º1 0 8 º 1 1 0 º
1 9 º
2 0 º
1 6 º
1 7 º
2 3 º
2 2 º
2 1 º
2 0 º
1 9 º
1 8 º
2 3 º3 6 '
1 6 º
1 8 º
1 7 º
3 - 2 -
1
1 - § êng s¾t - Railway§ êng biÓn - Seaway
2
§ êng bé - Road
6 - 7 -
5 - 4 -
§ êng truyÒn tÝn hiÖu - Transmit signal line
S«ng, suèi - River, StreamRanh gií i quèc gia - National boundaryRanh gií i tØnh - Provincial Boundary
3 4 5 6
BËc cña ®øt g·y - Grade of Fault
9 - 8 -
a/ § øt tr î t b»ng - Strike slip fault
UBND tØnh - Province People committeeTªn tØnh - Provincial name 13 -
HuÕ
3.0<=Magnitude<=4.0
5.0<= Magnitude<=6.5
107 8
§ øt gÉy - Fault
Lo¹i ®øt g·y - Type of fault
11 -
12 -
10 -
a b
Chó gi¶ i - l egend
a/ BËc I - Grade I ; b/ BËc II - Grade II
Magnitude >=6.7
b
a/ X c ®Þnh - Known ; b/ Kh«ng x c ®Þnh - Unknown
11 12c
9b
b/ §øt g·y thuËn - Nomal fault ; c/ § øt g·y nghÞch - Reverse fault
4.0<=Nagnitude<=5.0ChÊn t©m ®éng ®Êt - Earthquake Epicenter
a a13
Tû l Ö - Scal e 1 : 1.000.000
M 6.8, 1935 (Dien Bien)M5.4, 1954 (Luc Yen) M5.3, 1962 (Bac Giang)M 6.7 1983 (Tuan Giao)M 5.1, 2001 (Dien Bien)
The seimicity in the Southern part of Vietnam and vicinity in the period from 1900-2012
Kh¸nh Hoµ
Phó Yªn
§ ¨k L¨k
B×nh §Þnh
Qu¶ng Ng· i
Kon Tum
Gia Lai
B×nh D ¬ng
B×nh Ph í cNinh ThuËn
L©m §ång
T©y Ninh
TP. Hå ChÝ Minh
§ång Nai B×nh ThuËn
Long An
TiÒn Giang
§ång Th¸pAn Giang Bµ RÞa Vòng Tµu
VÞ t hanh
Sãc Tr ¨ng
VÜnh Long BÕn Tre
Trµ Vinh
CÇn Th¬
B¹ c Liªu
Cµ Mau
cam pu chia
1 5 º
1 0 1 º 1 0 2 º 1 1 0 º
9 º
8 º3 0 '
1 3 º
1 4 º
1 2 º
1 1 º
1 0 º
8 º3 0 '
1 0 º
1 0 3 º 1 0 6 º 1 0 7 º1 0 4 º 1 1 1 º1 0 9 º1 0 8 º1 0 5 º
9 º
1 1 º
1 2 º
1 3 º
1 4 º
1 5 º
0 10 50 100, km
M6.1, 1923, Phu Quy)
M~5.3, 1970, 1972 (Song Cau)
M4.7, 2005 (Phu Quy)
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