Mount Griggs photograph

Mount Griggs

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Elevation 2317
Prominence2,225 m
Mountain range Aleutian Range
Topo mapUSGS
Mount Katmai
Volcanic arc/beltAleutian Arc
Did you knowThe slopes of Mount Griggs are heavily mantled by fallout from the 1912 eruption of Novarupta volcano.
Date of Reg.
Date of Upd.
ID1195043
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About Mount Griggs


Mount Griggs, formerly known as Knife Peak Volcano, is a stratovolcano, which lies 10 km behind the volcanic arc defined by other Katmai group volcanoes. Although no historic eruptions have been reported from Mount Griggs, vigorously active fumaroles persist in a summit crater and along the upper southwest flank.

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