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Japan 2004
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AIJ
Earthquake
Japan 2004
Niigata-ken Chuetsu
Study
AIJ
Survey Location
Old Nagaoka City
location point (lat long)
37.46 138.84
lat long accuracy
distance from epicentre (km)
26
usgs pga
32.0205
usgs pgv
44.3493
usgs mmi
8.06
usgs sdpga
0.7786
usgs svel
270
intensity usgs (0=n/a)
Image Gallery
Damage Matrix
Percent Matrix
Building Classes
Damage Level Percentages of Total Damaged
D0
D1+D2
D3
D4
D5+D6
Total
W
31.7005545286506
52.4953789279113
6.09981515711645
7.30129390018484
2.40295748613678
100
RC
70.5882352941177
29.4117647058824
0
0
0
100
S
50
42.4242424242424
7.57575757575758
0
0
100
Building Classes
Damage Level
D0
D1+D2
D3
D4
D5+D6
Total
W
343
568
66
79
26
1082
RC
12
5
0
0
0
17
S
33
28
5
0
0
66
Total
388
601
71
79
26
1165
Damage Index by Okada and Takai
Map Overlays
Study locations
Study Locations
Kawaguchi Town
Ojiya City
Old Horinouchi Town
Old Kashiwazaki City
Old Kawanishi Town
Old Koshiji Town
Old Nagaoka City
Old Oguni Town
Old Tookamachi City
Tochio City