Cambridge Earthquake Impact Database
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Japan 2011
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MLIT
Earthquake
Japan 2011
Tohoku
Study
MLIT
Survey Location
Iwanuma-shi
location point (lat long)
8.104292 140.870138
lat long accuracy
Good
distance from epicentre (km)
usgs pga
usgs pgv
usgs mmi
usgs sdpga
usgs svel
Image Gallery
Damage Matrix
Percent Matrix
Building Classes
Damage Level Percentages of Total Damaged
Unknown
No damage
Partial damage
Half collapse
Massive half-collapse
Total collapse (IAFC)
Total collapse (NR)
Total collapse (WA)
Total
RC
0
0
1.55038759689922
15.5038759689922
17.0542635658915
33.3333333333333
32.5581395348837
0
100
Steel
0
0.167785234899329
1.34228187919463
23.8255033557047
20.1342281879195
32.0469798657718
19.7986577181208
2.68456375838926
100
Wooden
0
0
8.71016691957511
25.7056145675266
31.3201820940819
0.546282245827011
9.71168437025797
24.0060698027314
100
Prefabricated Structures
0
1.35135135135135
2.7027027027027
23.4234234234234
27.4774774774775
4.95495495495496
26.5765765765766
13.5135135135135
100
Unknown
0
0.72992700729927
5.69343065693431
37.2262773722628
31.8248175182482
0.583941605839416
10.3649635036496
13.5766423357664
100
Building Classes
Damage Level
Unknown
No damage
Partial damage
Half collapse
Massive half-collapse
Total collapse (IAFC)
Total collapse (NR)
Total collapse (WA)
Total
RC
0
0
2
20
22
43
42
0
129
Steel
0
1
8
142
120
191
118
16
596
Wooden
0
0
287
847
1032
18
320
791
3295
Prefabricated Structures
0
3
6
52
61
11
59
30
222
Unknown
0
5
39
255
218
4
71
93
685
Total
0
9
342
1316
1453
267
610
930
4927
Map Overlays
Study locations
Study Locations
Asahi-shi
Chosei-mura
Choshi-shi
Fudai-mura
Hachinohe-shi
Hashikami-cho
Higashimatsushima-shi
Hirono-machi
Hitachi-shi
Hitachinaka-shi
Hokota-shi
Ichinomiya-machi
Ishinomaki-shi
Iwaizumi-mura
Iwaki-shi
Iwanuma-shi
Kamaishi-shi
Kamisu-shi
Kashima-shi
Kesennuma-shi
Kitaibaraki-shi
Kuji-shi
Kujukuri-machi
Matsushima-machi
Minamisanriku-cho
Misawa-shi
Mito-shi
Miyako-shi
Naraha-machi
Natori-shi
Noda-mura
Oarai-machi
Ofunato-shi
Oirase-cho
Okuma-machi
Onagawa-cho
Otsuchi-cho
Rifu-cho
Rikuzentakata-shi
Rokkasho-mura
Sammu-shi
Sendai-shi
Shichigahama-machi
Shinchi-machi
Shiogama-shi
Soma-shi
Sosa-shi
Tagajo-shi
Takahagi-shi
Tanohata-mura
Tokai-mura
Tomioka-machi
Watari-cho
Yamada-machi
Yamamoto-cho
Yokoshibahikari-machi