ENVIS Centre, Ministry of Environment & Forest, Govt. of India

Printed Date: Wednesday, January 22, 2020

Sikkim Earthquake (18 Sep 2011) Report

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WHITE PAPER ON THE HIGH INTENSITY EARTHQUAKE OF 18TH SEPTEMBER 2011 IN SIKKIM

This White Paper highlights the impact, rescue, search, relief, re-construction, rebuilding and management of the high intensity earthquake of 18th September, 2011 in Sikkim.

Source: Land Revenue & Disaster Management Department, Government of Sikkim

Sikkim Earthquake Reports

An earthquake of magnitude 6.8 occurred on 18th September 2011 at 18:11 hrs IST in Sikkim-Nepal Border region. The preliminary hypo-central parameters of this earthquake, as estimated by the Seismic Monitoring Network of India Meteorological Department (IMD) are given below:

Date of occurrence : 18/09/2011
Time : 18:11 hrs (IST)
Magnitude : 6.8
Focal depth : 10 Km
Epiecentre
Latitude & Longitude : 27.7o N & 88.2 o E
Region : Sikkim-Nepal Border region.
The event, which comes under the category of “Moderate earthquake”, was also reported widely felt in Sikkim, Assam, Meghalaya, northern parts of West Bengal, Bihar, parts of other eastern and northern regions of India.

(Source: IMD)

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