Pyroclastic Flow

A density current of pyroclastic material, usually very hot and composed of a mixture of gases and particles. A syn. of ash flow used in a more general sense in that an ash flow is composed of ash-sized pyroclasts. Neuendorf, K.K.E., Mehl, J.P., Jr., and Jackson, J.A., eds., 2011, Glossary of Geology: Alexandria, Virginia, American Geological Institute, 799 p.

Below is a list of publications related to Pyroclastic Flow. Select a publication number to access more detailed information and their respective files available for download.

DDS 20

Cameron, C.E., Crass, S.W., and AVO Staff, eds., 2022, Geologic Database of Information on Volcanoes in Alaska (GeoDIVA): Alaska Division of Geological & Geophysical Surveys Digital Data Series 20, https://doi.org/10.14509/geodiva. https://doi.org/10.14509/30901

PR 126

Browne, B.L., Neal, C.A., and Bacon, C.R., 2022, The ~400 yr B.P. eruption of Half Cone, a post-caldera composite cone within Aniakchak caldera, Alaska Peninsula: Alaska Division of Geological & Geophysical Surveys Professional Report 126, 60 p. https://doi.org/10.14509/30839

RDF 2020-17

Wallace, K.L., Cameron, C.E., Waythomas, C.F., and Perreault, J.M., 2020, Major-oxide and trace-element geochemical data from the tephra collected on Veniaminof volcano, Alaska: Alaska Division of Geological & Geophysical Surveys Raw Data File 2020-17, 5 p. https://doi.org/10.14509/30578

IC 67

Mulliken, K.M., 2018, The Alaska Volcano Observatory: 30 years of protecting Alaskans from the effects of volcanic activity (1988-2018): Alaska Division of Geological & Geophysical Surveys Information Circular 67, 2 p. https://doi.org/10.14509/30032

DDS 13

Cameron, C.E., and Snedigar, S.F., 2016, Alaska Volcano Observatory image database: Alaska Division of Geological & Geophysical Surveys Digital Data Series 13, https://www.avo.alaska.edu/images/. https://doi.org/10.14509/29689

PIR 2015-5

Wartes, M.A., ed., 2015, Energy-related studies during the 2014 field season, western Cook Inlet, Alaska: Alaska Division of Geological & Geophysical Surveys Preliminary Interpretive Report 2015-5, 62 p. https://doi.org/10.14509/29455

RI 2014-5

Stelling, P.L., Beget, J.E., Gardner, J.E., and Schaefer, J.R., 2014, Preliminary volcano-hazard assessment for Fisher volcano, Unimak Island, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2014-5, 32 p., 1 sheet, scale 1:500,000. https://doi.org/10.14509/29146

PIR 2013-5

Helmold, K.P., LePain, D.L., Wilson, M.D., and Peterson, C.S., 2013, Petrology and reservoir potential of Tertiary and Mesozoic sandstones, Cook Inlet, Alaska: A preliminary analysis of outcrop samples collected during 2007-2010 field seasons: Alaska Division of Geological & Geophysical Surveys Preliminary Interpretive Report 2013-5, 34 p. https://doi.org/10.14509/25035

RI 97-20

McConnell, V.S., Beget, J.E., Roach, A.L., Bean, K.W., and Nye, C.J., 1998, Geologic map of the Makushin volcanic field, Unalaska Island, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 97-20, 2 sheets, scale 1:63,360. https://doi.org/10.14509/2576