In the Aleutian Islands of the U.S. state of Alaska eruption volcano Theologian. According to the Volcanic Observatory Alaska, the eruption lasted about an hour, a column of ash rose to a height of about nine kilometers.
For settlements, the nearest of which is located 98 kilometers, on the island of Unalaska, there was no danger. However, the eruption could be dangerous to shipping and aviation.
It is known that the service of civil aviation of the state of Alaska issued a ban on flights around the volcano, located on the eponymous island in the Bering sea.