A 6.2-magnitude off the coast of western Java Wednesday caused a panic as residents fled their homes, but the quake was thought to have been too deep in the ocean to cause a tsunami.

Police search for dead bodies near a house in Pangandaran after a earthquake-triggered tsunami hit south coast of Java island. AFP/Bay Ismoyo via Yahoo News.
Indonesia lies within the Pacific "Ring of Fire" a region subject to frequent earthquakes and volcanic eruptions due to active movement of the earth's plates.