Three remote Alaska volcanoes — Pavlof, Great Sitkin , and Semisopochnoi — are in various states of eruption, one producing lava and the other two blowing steam and ash.

May 26 (Reuters) - Alaska's Great Sitkin volcano erupted on Thursday, sparking a red warning, the United States Geological Survey said, opens new tab. The Alaska Volcano Observatory (AVO) issued a ...

Great Sitkin is a volcano that occupies most of the northern half of Great Sitkin Island, which is part of the Aleutian Islands chain. The volcano is oval-shaped, eight by 11 kilometers at its ...

A volcano briefly erupted Tuesday night in the central Aleutian Islands near Adak. The 1- to 2-minute explosion of Great Sitkin volcano began just after 9 p.m., according to an activity notice ...

Scientists are on high alert after threat levels rose for three US volcanoes Thursday, suggesting eruptions may be imminent. The US Geological Survey (USGS) placed Alaska's Great Sitkin on 'Watch ...

The two other volcanoes – the Great Sitkin Volcano and Semisopochnoi Volcano – sit hundreds of miles away. The latter volcano spewed an ash cloud about 10,000 feet into the air on an ...

The smoking crater of Great Sitkin volcano on Great Sitkin Island in the Aleutian Islands of Alaska, circa 1955. The USGS tweeted that the volcano’s activity had increased above the usual ...

Alaska’s Great Sitkin volcano erupted Wednesday. Great Sitkin is located in the Aleutian Islands and is 26 miles from the community of Adak. Alaska holds more than three-quarters of all U.S ...

Scientists have downgraded the alert level at Great Sitkin Volcano near the Aleutian Island of Adak following an eruption Tuesday night. The event took place at around 9 p.m. and produced an ash ...

Three Alaskan volcanoes have been erupting simultaneously for the last two weeks. The three volcanoes include the Pavlof Volcano, the Great Sitkin Volcano and the volcanic island of Semisopochnoi ...

The two other volcanoes – the Great Sitkin Volcano and Semisopochnoi Volcano – sit hundreds of miles away. The latter volcano spewed an ash cloud about 10,000 feet into the air on an ...