Press Information Bureau
Government of India
Ministry of Earth Science
15-December-2011 18:50 IST
Tremors in Kerala
Frequent tremors occurred in Kerala during the last ten years. In all, 16 earthquakes have been recorded in the Kerala region during last ten years. Of these, 3 were in the magnitude range of 3.6-5.0 in the year 2000, 3 in magnitude range of 3.1-4.8 in 2001, 3 in the magnitude range of 3.0-3.7 in 2006, 2 in the magnitude range of 2.8-3.0 in 2007, one event of magnitude 2.8 in 2010 and 4 in the magnitude range of 3.1-3.5 during 2011.

As per the seismic zoning map of India, prepared by the Bureau of Indian Standards [IS-1893 (Part-1): 2002], country has been grouped into four seismic zones, viz. Zone-II, III, IV and V. Of these, Zone V is the most seismically active region, while zone II is the least active. Kerala fall in both Zone-II and Zone-III.

The Minister of State in the Ministry of Science and Technology and Earth Sciences Shri Ashwani Kumar in a written reply to a question by Shri Anto Antony in Lok Sabha today gave this information.