Port Blair,may 22:
An earthquake measuring 5.6 on the Richter Scale ratteled Andaman Islands region on Tuesday, the India Meteorological Department (IMD) said.The quake struck at around 6:09 am and was situated at a depth of 10 kilometres, the agency said.This comes a day after an earthquake measuring 4.1 on the Richter Scale shook Nicobar Islands region in the wee hours of Tuesday. The quake struck at around 2:04 am and was situated at a depth of 10 kilometres. Andaman and Nicobar Islands is prone to frequent earthquakes.On April 1, a total of 20 earthquakes, all of which were of medium intensity, had struck the region.