Some of the answers here mention that it won't happen in Mumbai. Unfortunately we cannot say that for sure. read more
If tsunami occurs unannounced in Mumbai, for that matter even if it comes with couple of hours advance announcement, Mumbai still runs significant risks. read more
Tsunami waves are also known to have been generated by earthquakes of greater than 8.5 magnitudes but with lesser intensities. The rupture of the M 9.3 Sumatra earthquake in 2004 began on a NW-SE trending thrust fault off the coast of Sumatra and then propagated in North-South direction along the Nicobar and Andaman islands to a length of 1200 km. read more