The 2007 Andreanof Islands Earthquake was a magnitude 7.2 earthquake that took place on December 19, 2007, at 09:30:30 UTC. It was centered at 51°29′42″N 179°28′23″W / 51.495°N 179.473°W, 200 km (120 mi) west of Adak in the Andreanof Islands group of the Aleutian Islands in the U.S. state of Alaska.