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The Andaman and Nicobar Islands sit on the Sunda megathrust that ruptured in the 2004 Indian Ocean earthquake and tsunami. This page pulls real records for Andaman and Nicobar Islands: the largest earthquakes on record from USGS, how often the ground shakes nearby, tsunamis from the NOAA database, and volcanoes from the Smithsonian program. Nothing is guessed.
A quiet recent record is good news, but many damaging earthquakes strike places that were quiet for decades. The only real protection is a warning the moment the ground moves - which is exactly what the free QuakeMate app gives you, along with tsunami and volcano alerts for Andaman and Nicobar Islands.
Earthquake risk in Andaman and Nicobar Islands - FAQ
Is Andaman and Nicobar Islands at risk of earthquakes?
Yes. On average about 114 quakes a year nearby of magnitude 4+ within 389 km, based on the last 20 years of USGS data. The strongest earthquake on record nearby is M7.5 in 2010.
What was the biggest earthquake in Andaman and Nicobar Islands?
The strongest earthquake on record near Andaman and Nicobar Islands is M7.5, in 2010 (Nicobar Islands, India region), from USGS.
Does Andaman and Nicobar Islands get tsunamis?
Yes - 13 tsunamis since 1847 (most recently 2010) within 389 km, from the NOAA database. The deadliest killed around 9 people.
How do I get earthquake warnings in Andaman and Nicobar Islands?
Download the free QuakeMate app for iPhone. It watches your location and sends a real-time push the instant a quake strikes nearby, plus tsunami and volcano alerts, with custom magnitude and distance rules. On Android, join the waitlist.