Alaska Volcano Observatory

Matthew Loewen

Department:	Alaska Volcano Observatory
Institute:	USGS
Website:	https://www.usgs.gov/staff-pro files/matthew-loewen
Discipline(s):	Geochemistry Geology Petrology Remote Sensing Tephra

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2019 Volcanic activity in Alaska—Summary of events and response of the Alaska Volcano Observatory, 2023

Orr, T.R., Cameron, C.E., Dietterich, H.R., Dixon, J.P., Enders, M.L., Grapenthin, R., Iezzi, A.M., Loewen, M.W., Power, J.A., Searcy, C., Tepp, G., Toney, L., Waythomas, C.F., and Wech, A.G., 2023, 2019 Volcanic activity in Alaska - Summary of events and response of the Alaska Volcano Observatory: U.S. Geological Survey Scientific Investigations Report 2023-5039, 64 p., https://doi.org/10.3133/sir20235039.

http://dx.doi.org/10.3133/sir20235039

Full-text PDF : 14.3 MB

Dating individual zones in phenocrysts from the 2016–2017 eruption of Bogoslof volcano provides constraints on timescales of magmatic processes, 2023

Moshrefzadeh, J., Izbekov, P., Loewen, M., Larsen, J., and Regan, S., 2023, Dating individual zones in phenocrysts from the 2016–2017 eruption of Bogoslof volcano provides constraints on timescales of magmatic processes: Journal of Volcanology and Geothermal Research v. 435, article no. 107741, 16 p. https://doi.org/10.1016/j.jvolgeores.2022.107741.

http://dx.doi.org/10.1016/j.jvolgeores.2022.107741

Probabilistic source classification of large tephra producing eruptions using supervised machine learning - an example from the Alaska-Aleutian Arc, 2023

Lubbers, J., Loewen, M., Wallace, K., Coombs, M., and Addison, J., 2023, Probabilistic source classification of large tephra producing eruptions using supervised machine learning - an example from the Alaska-Aleutian Arc: Geochemistry, Geophysics, Geosystems v. 24, no. 11, e2023GC011037. https://doi.org/10.1029/2023GC011037.

http://dx.doi.org/10.1029/2023GC011037

Davidof volcano samples and analyses, 2023

Loewen, M.W., Dietterich, Hannah, and Rosenkrans, H.S., 2023, Davidof volcano samples and analyses: Alaska Division of Geological & Geophysical Surveys Raw Data File 2023-22, 4 p. https://doi.org/10.14509/31084.

http://dx.doi.org/10.14509/31084

The 2018 eruption of Mount Veniaminof, Alaska, 2022

Waythomas, C.F., Dietterich, H.R., Tepp, G.M., Lopez, T.M., and Loewen, M.W., 2022, The 2018 eruption of Mount Veniaminof, Alaska: U.S. Geological Survey Scientific Investigations Report 2022-5075, 32 p. https://doi.org/10.3133/sir20225075.

http://dx.doi.org/10.3133/sir20225075

Full Text PDF : 11.9mb

Evolution in eruptive style of the 2018 eruption of Veniaminof volcano, Alaska, reflected in groundmass textures and remote sensing, 2021

Loewen, M.L., Dietterich, H.R., Graham, Nathan, and Izbekov, Pavel, 2021, Evolution in eruptive style of the 2018 eruption of Veniaminof volcano, Alaska, reflected in groundmass textures and remote sensing: Bulletin of Volcanology, v. 83, no. 72, 19 p., https://doi.org/10.1007/s00445-021-01489-6.

http://dx.doi.org/10.1007/s00445-021-01489-6

Digital elevation models and orthoimagery from the 2018 eruption of Veniaminof, Alaska, 2021

Dietterich, H.R., Loewen, M.W., Laker, M., Orr, T., and Hults, C., 2021, Digital elevation models and orthoimagery from the 2018 eruption of Veniaminof, Alaska: U.S. Geological Survey data release, https://doi.org/10.5066/P9VEFFRX.

http://dx.doi.org/10.5066/P9VEFFRX

publication on ScienceBase

Syn-eruptive hydration of volcanic ash records pyroclast-water interaction in explosive eruptions, 2021

Hudak, M.R., Bindeman, I.N., Loewen, M.W., and Giachetti, Thomas, 2021, Syn-eruptive hydration of volcanic ash records pyroclast-water interaction in explosive eruptions: Geophysical Research Letters, v. 48, e2021GL094141, doi:10.1029/2021GL094141.

http://dx.doi.org/10.1029/2021GL094141

Geology and eruptive history of Bogoslof volcano, 2020

Waythomas, C.F., Loewen, M., Wallace, K.L., Cameron, C.E., and Larsen, J.F., 2020, Geology and eruptive history of Bogoslof volcano: Bulletin of Volcanology, v. 82, doi: https://doi.org/10.1007/s00445-019-1352-3.

http://dx.doi.org/10.1007/s00445-019-1352-3

Constraints on eruption processes and event masses for the 2016-2017 eruption of Bogoslof volcano, Alaska, through evalution of IASI satellite SO2 masses and complementary datasets, 2020

Lopez, Taryn, Lieven, Clarisse, Schwaiger, Hans, Van Eaton, Alexa, Loewen, Matthew, Fee, David, Lyons, John, Wallace, Kristi, Searcy, Cheryl, Wech, Aaron, Haney, Matthew, Schnieder, David, and Graham, Nathan, 2020, Constraints on eruption processes and event masses for the 2016-2017 eruption of Bogoslof volcano, Alaska, through evalution of IASI satellite SO2 masses and complementary datasets: Bulletin of Volcanology, v. 82, doi: https://doi.org/10.1007/s00445-019-1348-z.

http://dx.doi.org/10.1007/s00445-019-1348-z

Petrology of the 2016-2017 eruption of Bogoslof Island, Alaska, 2019

Loewen, M.L., Izbekov, Pavel, Moshrefzadeh, Jamshid, Coombs, Michelle, Larsen, Jessica, Graham, Nathan, Waythomas, Christopher, and Wallace, Kristi, 2019, Petrology of the 2016-2017 eruption of Bogoslof Island, Alaska: Bulletin of Volcanology v. 81, n. 72, 20 p., doi:10.1007/s00445-019-1333-6.

http://dx.doi.org/10.1007/s00445-019-1333-6