vulnerability of Structures
* K= X 1000
Seismic details are:
2011 September 18 12:40:48 UTC : SIKKIM, INDIA
Overall, the population in this region resides in structures that are highly vulnerable to earthquake shaking, though some resistant structures exist. The predominant vulnerable building types are unreinforced brick masonry and rubble/field stone masonry construction.
Intensities of the Significant Cities on Modified Mercalli Intensity Scale (MMI)
MMI
|
City
|
Population
|
VI
|
Mangan
|
1k*
|
VI
|
Singtam
|
6k
|
VI
|
Namchi
|
1k
|
VI
|
Gangtok
|
31k
|
VI
|
Naya
Bazar
|
1k
|
V
|
Rangpo
|
4k
|
V
|
Shiliguri
|
516k
|
IV
|
Thimphu
|
99k
|
III
|
Kathmandu
|
1,442k
|
III
|
Bhagalpur
|
362k
|
III
|
Patna
|
1,600k
|
* K= X 1000
Seismic details are:
2011 September 18 12:40:48 UTC : SIKKIM, INDIA
Magnitude: 6.8
Date-Time : Sunday, September 18, 2011 at 12:40:48 UTC
Depth : 20.7 km (12.9 miles)
Region : SIKKIM, INDIA
120 km (74 miles) NNW (343°) from Shiliguri, West Bengal, India
272 km (169 miles) E of KATHMANDU, Nepal
572 km (355 miles) N of Kolkata (Calcutta), West Bengal, India
Subduction Zones-Purple, Ridges-Red and Transform Faults Green |
Parameters : NST=258, Nph=258, Dmin=369.6 km, Rmss=1.17 sec, Gp= 29°, M-type=regional
moment magnitude (Mw), Version=9
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