Griggs 1953/7
Start: July 1953 [1]
Event Type: Not an eruption
- Fumarolic or hydrothermal activity [1]
Description: From Muller and others (1954): "During July [1953] mild fumarolic activity was reported near the crest of Knife Peak [Griggs] by Lt. James Mulkern, pilot with a topographic survey unit of the Army Corps of Engineers. This peak has no history of more vigorous activity." This activity does not constitute a volcanic eruption.
References Cited
[1] Current volcanic activity in Katmai National Monument, 1954
Muller, E. H., Juhle, R. W., and Coulter, H. W., 1954, Current volcanic activity in Katmai National Monument: in Luntey, R. S., Interim report on Katmai Project, Washington D.C., U.S. National Park Service, p. 62-66.Complete Eruption References
Mount Griggs: A compositionally distinctive Quaternary stratovolcano behind the main volcanic line in Katmai National Park, 2002
Hildreth, Wes, Fierstein, Judy, Lanphere, M. A., and Siems, D. F., 2002, Mount Griggs: A compositionally distinctive Quaternary stratovolcano behind the main volcanic line in Katmai National Park: in Wilson, F. H. and Galloway, J. P., (eds.), Studies by the U.S. Geological Survey in Alaska, 2000, U.S. Geological Survey Professional Paper PP 1662, p. 87-112.
full-text PDF 3.2 MB 
Preliminary volcano-hazard assessment for the Katmai volcanic cluster, Alaska, 2001
Fierstein, Judy, and Hildreth, Wes, 2001, Preliminary volcano-hazard assessment for the Katmai volcanic cluster, Alaska: U.S. Geological Survey Open-File Report 00-0489, 50 p., 1 plate, scale not applicable.
full-text PDF 28.8 MB 
Current volcanic activity in Katmai National Monument, 1954
Muller, E. H., Juhle, R. W., and Coulter, H. W., 1954, Current volcanic activity in Katmai National Monument: in Luntey, R. S., Interim report on Katmai Project, Washington D.C., U.S. National Park Service, p. 62-66.
Hard Copy held by AVO at FBKS - CEC file cabinet