A 2010 research paper noted evidence of an ash eruption about 1,150 years ago, including deposits in Sitka Sound.
"Alaska Volcano Observatory"
Mount Shishaldin simmers down after explosive eruption
The eruption sent an ash cloud across the eastern Aleutians.
Alaska Volcano Observatory reports ‘explosive eruption’ at Mt. Shishaldin
The National Weather Service issued a statement Friday evening warning of possible “trace ashfall” in False Pass, King Cove and Cold Bay.
Research aims to better understand the threat of Augustine Volcano
Researchers are focused on two eruptions — one 400 years ago and one about 800 years ago — that were more explosive than recent ones.
Juneau flights among growing list of cancellations across Alaska due to Kamchatka eruption
So far, cancellations include Thursday morning flights from Anchorage to Juneau, Juneau to Sitka, and Juneau to Yakutat.
Alaska not expecting ash from Kamchatka eruption, for now
Shiveluch Volcano began spewing ash high into the atmosphere on Monday.
Eruption risk down for 2 Aleutian volcanoes
Activity at the volcanoes peaked between March 9 and 11.
2 Aleutian volcanoes on watch for potential eruption
Two western Aleutian volcanoes are showing signs of unrest, signaling the potential for an eruption in the coming days or weeks. Tanaga and Takawangha Volcanoes are about 60 miles west of Adak. Earthquake activity started increasing near Tanaga on March 4, with Takawangha following on March 8, according to the Alaska Volcano Observatory. “It certainly…
Sitka’s Mount Edgecumbe volcano shows more signs of reawakening, scientists say
The movement doesn’t mean an eruption will happen soon — or even at all — from Southeast Alaska’s most prominent volcano, but it’s significant enough that the observatory has raised the volcano’s threat level.
More likely mud than magma, Sitka’s newest volcano is rising from the depths
Experts who’ve seen the image say it is no cause for alarm. It’s most likely a mud volcano, and it’s not the only one near Sitka.