9.1
2004 Indian Ocean Earthquake and Tsunami
2004-12-26 — Off the west coast of northern Sumatra
One of the deadliest natural disasters in recorded history, this undersea megathrust earthquake struck off the coast of Sumatra on Boxing Day 2004. The resulting tsunami radiated across the Indian Ocean, striking coastlines in 14 countries from Indonesia to East Africa. Indonesia, Sri Lanka, India, and Thailand suffered the greatest casualties, prompting the creation of the Indian Ocean Tsunami Warning System.
Magnitude
9.1
Depth
30 km
Shallow
Fatalities
227,898
Damage
$15 billion
| Date | 2004-12-26 |
| Epicenter | 3.316°N, 95.854°E |
| Intensity | IX (Violent) |
| Tsunami | Yes (max 30m) |
| Injuries | 125,000 |