Mount Chiginagak

Mount Chiginagak sits some 600 km southwest of Anchorage, roughly situated on the Alaska Peninsula between Aniakchak and the Katmai Volcanic Complex.  It is a single peak that tops out at just over 2,200 M.  The peak itself is composed primarily of andesitic and pyroclastic layers.  It also has basalt lava flows with some evidence…

Augustine Volcano

Mount Augustine is a relatively new volcanic vent in lower Cook Inlet, Alaska.  It sits about 70 miles WSW from Homer, Alaska, in the inlet itself, and 85 miles north of the Katmai – Novarupta complex.  It sits in an island measuring some 8 x 11 km with a single cone to 4,100 feet (1260…

Redoubt

Thank you Redoubt Volcano – my story Redoubt Volcano is a stratovolcano located in the Aleutian volcano arc of Alaska where the Pacific Plate dives beneath the North American Plate. It is 3108 m (10,197 ‘) and rated as a VEI-3 volcano. Its 1.8 km ice-filled crater is breached on the north side by the…

Katmai close to a nova rupta?

Commenter Luisport brought this to my attention. Following close to the centnerian celebration of the Katmai and Novarupta large eruption on the june sixth 1912, the volcanoes in question seem to have a slight case of being hungover. As many of my readers know Novarupta was responsible for the largest eruption during the last 197 years.…