Banda aceh was the only major city that experienced earthquake shaking damage. Magnitude 93 moment mag undersea depth 30 km epicentre of the w coast of sumatra tsunami followed killing 225000 in 11 countries caused by subduction.
The shaking was felt throughout southeastern asia and caused devastation in northern sumatra and in the nicobar and andaman islands.
Banda aceh earthquake 2004. The local intensity reached ix on the 12 point mercalli scale in the sumatran capital of banda aceh a level that causes universal damage and widespread collapse of structures. An earthquake measuring 92 on the richter scale was recorded in the indian ocean on december 26 2004 just miles west of banda aceh a province on the indonesian island of sumatra. The 2004 indian ocean earthquake.
Though the intensity of shaking did not reach the maximum on the scale the motion lasted for several minutesthe duration of shaking is the main difference between magnitude 8 and 9. The 2004 indonesia earthquake caused a shift in the earths mass that changed the planets rotation. In banda aceh the landmass closest to the quakes epicenter tsunami waves topped 100 feet.
The tsunamis waves traveled across the indian ocean at 500 mph the speed of a jet plane. At 759 am a 91 magnitude earthquakeone of the largest ever recordedripped through an undersea fault in the indian ocean propelling a massive column of water toward unsuspecting shores. While japan may have the longest recorded history of tsunamis the sheer destruction caused by the 2004 indian ocean earthquake and tsunami event mark it as the most devastating of its kind in modern times.
2004 banda acehtsunami aerial photo aerial photo showing flattened houses in banda aceh indonesia january 16 2005 three weeks after a deadly tsunami devastated the island. The 2004 indian ocean earthquake was unusually large in geographical and geological extent. Total material losses from the tsunami were estimated at 10 million.
One to two story traditional concrete frame and wood frame buildings survived well and were largely undamaged by the strong ground shaking. Seismological aspects of the december 2004 great sumatra andaman earthquake 2004 great sumatra earthquakes and indian. Indonesia was the first country to be seriously affected by the earthquake and tsunami created by the 2004 indian ocean earthquake on 26 december 2004 swamping the northern and western coastal areas of sumatra and the smaller outlying islands off sumatranearly all the casualties and damage took place within the province of acehthe time of arrival of the tsunami was between 15 and 30.
The great m 91 earthquake of december 26 2004 which produced a devastating tsunami ruptured much of the boundary between myanmar and simeulue island offshore banda aceh. Immediately to the south of the great 2004 earthquake the m 86 nias island earthquake of march 28 2005 ruptured a 400 km section between simeulue and the batu islands. An estimated 1600 km 1000 mi of fault surface slipped or ruptured about 15 m 50 ft along the subduction zone where the indian plate slides or subducts under the overriding burma plate.
A 1600 km faultline slipped 15 m along the subduction zone with the india plate slides under the burma. A case study dec 26 2004.