Volcanoes of Cook Inlet (SW Alaska) (5)

Augustine | Hayes | Iliamna | Redoubt | Spurr
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Augustine

(Stratovolcano 1260 m / 4134 ft)
Augustine volcano (image: Peter Kelly, AVO/USGS)
Augustine volcano (image: Peter Kelly, AVO/USGS)
Augustine is the most active volcano of the eastern Aleutian arc. It consists of several overlapping lava domes that frequently produce explosive eruptions and are notorious for collapsing, producing glowing avalanches (block and ash flows).
Augustine volcano had a devasta... [more]

Hayes

(stratovolcano 2788 m / 9,147 ft)
Hayes volcano, named after Hayes Glacier, is a stratovolcano which was only discovered in 1975. It is located in a remote, mostly uninhabited and inaccessible part in the northern Tordrillo Mountains of the north-central Cook Inlet region about 135 km NW of Anchorage.
The ... [more]

Iliamna

(stratovolcano 3053 m / 10,016 ft)
The summit of Iliamna volcano with active fumaroles (photo: Tina Neal, Alaska Volcano Observatory / USGS)
The summit of Iliamna volcano with active fumaroles (photo: Tina Neal, Alaska Volcano Observatory / USGS)
Iliamna volcano is a large stratovolcano on the western side of the Cook Inlet, in Lake Clark National Park 220 km SW of Anchorage or 100 km NW of Homer.
There are several uncertain reports about activity in the past 250 years, but the only confirmed known historical erupti... [more]

Redoubt

(stratovolcano 3108 m (10197 ft) )
Large stratovolcano in Alaska ca. 100 mi west of Anchorage. Redoubt last erupted in 1989. [more]

Spurr

(stratovolcano 3374 m / 11,070 ft)
Mt Spurr volcano is the highest volcano in the Aleutian Volcanic Arc. the glacier-covered stratovolcano is located 130 km west of Anchorage and NE of Chakachamna Lake.
Mt Spurr had a violent sub-plinian eruption in 1992 and a large eruption in 1953, both ranking at VEI 4 a... [more]
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