The North Eastern Region of India is a mega-earthquake prone zone caused by active fault planes beneath formed by the convergence of three tectonic plates viz. India Plate , Eurasian Plate and Burma Plate . Historically the region has suffered from two great earthquakes ( M > 8.0 ) – 1897 Assam earthquake and 1950 Assam-Tibet earthquake – and about 20 large earthquakes ( 8.0 > M > 7.0 ) since 1897 . The 1950 Assam-Tibet earthquake is still the largest earthquake in India
1897 Assam earthquake
1897 Assam earthquake
Northeast India