7.0 Earthquake Strikes Near Adak, Alaska

250px-Adak_-_Adak_IslandA substantial earthquake registering 7.0 magnitude, according to USGS, struck just 56 miles from Adak, Alaska, this morning. The depth of the quake was about 21 miles.

Adak, a small Aleutian community of a little over 300 people, is the westernmost municipality in the United States.

According to the Alaska Tsunami Center, there is no tsunami watch, warning or advisory in effect.

Update: A 6.1 magnitude aftershock hit 62 miles south-southwest of Adak this evening. There are no reports of damage.