Power, John
Volcano Seismology, Eruption Forecasting, Volcano Geodesy.
Website: https://www.usgs.gov/staff-profiles/john-a-power
Discipline(s): Seismology
References:
Mount Spurr volcano, August 18, 1992 - The eruption heard around Alaska, 2025
Iezzi, A.M, and Power, J.A., 2025, Mount Spurr volcano, August 18, 1992 - The eruption heard around Alaska: Bulletin of Volcanology v. 87, 103. https://doi.org/10.1007/s00445-025-01889-y2020 volcanic activity in Alaska - Summary of events and response of the Alaska Volcano Observatory, 2024
Orr, T., Cameron, C.E., Dietterich, H.R., Loewen, M.W., Lopez, T., Lyons, J.J., Nakai, J., Power, J.A., Searcy, C., Tepp, G., and Waythomas, C.W., 2024, 2020 Volcanic activity in Alaska - Summary of events and response of the Alaska Volcano Observatory: U.S. Geological Survey Scientific Investigations Report 2024-5004, 34 p. https://doi.org/10.3133/sir20245004.
Full-text PDF 13.5 MB 2021 Volcanic activity in Alaska and the Commonwealth of the Northern Mariana Islands - Summary of events and response of the Alaska Volcano Observatory, 2024
Orr, T.R., Dietterich, H.R., Fee D., Girona, T., Grapenthin, R., Haney, M.M., Loewen, M.W., Lyons, J.J., Power, J.A., Schwaiger, H.F., Schneider, D.J., Tan, D., Toney, L., Wasser, V.K., and Waythomas, C.F., 2024, 2021 Volcanic activity in Alaska and the Commonwealth of the Northern Mariana Islands - Summary of events and response of the Alaska Volcano Observatory: U.S. Geological Survey Scientific Investigations Report 2024-5014, 64 p. https://doi.org/10.3133/sir20245014.
Full-text PDF 25.7 MB Event classification, seismicity, and eruption forecasting at Great Sitkin Volcano, Alaska - 1999-2023, 2024
Power, J.A., and Roman, D.C., 2024, Event classification, seismicity, and eruption forecasting at Great Sitkin Volcano, Alaska - 1999-2023: Journal of Volcanology and Geothermal Research v. 454, 108182. https://doi.org/10.1016/j.jvolgeores.2024.108182
Full-text PDF 20.9 MB From field station to forecast: managing data at the Alaska Volcano Observatory, 2024
Coombs, M.L., Cameron, C.E., Dietterich, H.R., Boyce, E.S., Wech, A.G., Grapenthin, R., Wallace, K.L., Parker, T., Lopez, T., Crass, S., Fee, D., Haney, M.M., Ketner, D., Loewen, M.W., Lyons, J.J., Nakai, J.S., Power, J.A., Botnick, S., Brewster, I., Enders, M.L., Harmon, D., Kelly, P.J., and Randall, M., 2024, From field station to forecast: managing data at the Alaska Volcano Observatory: Bulletin of Volcanology v. 86, 79. https://doi.org/10.1007/s00445-024-01766-0Volcanic and tectonic sources of seismicity near the Tanaga Volcanic Cluster, Alaska, 2023
Lally, K.F., Caplan-Auerbach, J., and Power, J.A., 2023, Volcanic and Tectonic Sources of Seismicity Near the Tanaga Volcanic Cluster, Alaska: Geochemistry, Geophysics, Geosystems v. 24, article no. e2023GC010891, 19 p. https://doi.org/10.1029/2023GC010891.Volcanic earthquake catalog enhancement using integrated detection, matched-filtering, and relocation tools, 2023
Tan. D., Fee, D., Hotovec-Ellis, A.J., Pesicek, J.D., Haney, M.M., Power, J.A., and Girona, T., 2023, Volcanic earthquake catalog enhancement using integrated detection, matched-filtering, and relocation tools: Frontiers in Earth Science v. 11, 1158442. https://doi.org/10.3389/feart.2023.1158442
Full-text PDF 43.1 MB Alaska Volcano Observatory archive of seismic drum records of eruptions of Augustine Volcano (1986), Redoubt Volcano (1989-90), Mount Spurr (1992), and Pavlof Volcano (1996), and the 1996 earthquake swarm at Akutan Peak, 2022
Dixon, J.P., and Power, J.A., 2022, Alaska Volcano Observatory archive of seismic drum records of eruptions of Augustine Volcano (1986), Redoubt Volcano (1989-90), Mount Spurr (1992), and Pavlof Volcano (1996), and the 1996 earthquake swarm at Akutan Peak: U.S. Geological Survey Data Report 1146, 10 p., https://doi.org/10.3133/dr1146.Characterizing unrest - A retrospective look at 20 years of gas emissions and seismicity at Iliamna Volcano, Alaska, 2022
Werner, C., Power, J.A., Kelly, P.J., Prejean, S., and Kern, C., 2022, Characterizing unrest - A retrospective look at 20 years of gas emissions and seismicity at Iliamna Volcano, Alaska: Journal of Volcanology and Geothermal Research v. 422, 107448. https://doi.org/10.1016/j.jvolgeores.2021.107448Complex magmatic-tectonic interactions during the 2020 Makushin Volcano, Alaska, earthquake swarm, 2022
Lanza, F., Roman, D.C., Power, J.A., Thurber, C.H., and Hudson, T., 2022, Complex magma-tectonic interactions during the 2020 Makushin Volcano, Alaska earthquake swarm: Earth and Planetary Science Letters, v. 587, https://doi.org/10.1016/j.epsl.2022.117538.Earthquakes indicated stress field change during the 2006 unrest of Augustine Volcano, Alaska, 2022
Yan Zhan, Roman, D.C., Le Mevel, Helene, and Power, J.A., 2022, Earthquakes indicated stress field change during the 2006 unrest of Augustine Volcano, Alaska: Geophysical Research Letters, v. 49, no. 10, p. 13, https://doi.org/10.1029/2022GL097958.Volcanic seismicity beneath Chuginadak Island, Alaska (Cleveland and Tana volcanoes): implications for magma dynamics and eruption forecasting, 2021
Power, J.A., Roman, D.C., Lyons, J.J., Haney, M.M., Rasmussen, D.J., Plank, Terry, Nicolaysen, K.P., Izbekov, Pavel, Werner, Cynthia, Kaufman, A.M., 2021, Volcanic seismicity beneath Chuginadak Island, Alaska (Cleveland and Tana volcanoes): implications for magma dynamics and eruption forecasting: Journal of Volcanology and Geothermal Research, v. 412, no.107182, 18 p., 10.1016/j.jvolgeores.2021.107182.
Full Text PDF 7.3Mb 2017 Volcanic activity in Alaska-Summary of events and response of the Alaska Volcano Observatory, 2020
Dixon, J.P., Cameron, C.E., Iezzi, A.M., Power, J.A., Wallace, K., and Waythomas, C.F., 2020, 2017 Volcanic activity in Alaska-Summary of events and response of the Alaska Volcano Observatory: U.S. Geological Survey Scientific Investigations Report 2020-5102, 61 p., https://doi.org/10.3133/sir20205102.Goals and development of the Alaska Volcano Observatory seismic network and application to forecasting and detecting volcanic eruptions, 2020
Power, J.A., Haney, M.M., Botnick, S.M., Dixon, J.P., Fee, David, Kaufman, A.M., Ketner, D.M., Lyons, J.J., Parker, Tom, Paskievitch, J.F., Read, C.W., Searcy, Cheryl, Stihler, S.D., Tepp, Gabrielle, and Wech, A.G., 2020, Goals and development of the Alaska Volcano Observatory seismic network and application to forecasting and detecting volcanic eruptions: Seismological Research Letters, doi: 10.1785/0220190216 .Linking subsurface to surface using gas emission and melt inclusion data at Mount Cleveland volcano, Alaska, 2020
Werner, Cindy, Rasmussen, D. J., Plank, Terry, Kelly, P. J., Kern, Christoph, Lopez, Taryn, Gliss, Jonas, Power, J.A., Roman, D.C., Izbekov, Pavel, and Lyons, John, 2020, Linking subsurface to surface using gas emission and melt inclusion data at Mount Cleveland volcano, Alaska: Geochemistry, Geophysics, Geosystems, v. 125, article no. e2019GC008882, 33 p. https://doi.org/10.1029/2019GC008882.
Full-text PDF 14.2 MB Ps-P tomography of a midcrustal magma reservoir beneath Cleveland volcano, Alaska, 2020
Portner, D.E., Wagner, L.S., Janiszewski, H.A., Roman, D.C., and Power, J.A., 2020, Ps-P tomography of a midcrustal magma reservoir beneath Cleveland volcano, Alaska: Geophysical Research Letters, v. 47, article no. e2020GL090406, 10 p., https://doi.org/10.1029/2020GL090406.Seismic character and progression of explosive activity during the 2016-2017 eruption of Bogoslof volcano, Alaska, 2020
Searcy, Cheryl, and Power, J.A., 2020, Seismic character and progression of explosive activity during the 2016-2017 eruption of Bogoslof volcano, Alaska: Bulletin of Volcanology, n. 82, doi: https://doi.org/10.1007/s00445-019-1343-4.Seismic tomography of compressional wave velocity and attenuation structure for Makushin Volcano, Alaska, 2020
Lanza, Federica, Thurber, C.H., Syracuse, E.M., Power, J.A., and Ghosh, Abhijit, 2020, Seismic tomography of compressional wave velocity and attenuation structure for Makushin Volcano, Alaska: Journal of Volcanology and Geothermal Research, doi:10.1016/j.jvolgeores.2020.106804A unified catalog of earthquake hypocenters and magnitudes at volcanoes in Alaska: 1989 to 2018, 2019
Power, J.A., Friberg, P.A., Haney, M.M., Parker, T., Stihler, S.D., and Dixon, J.P., 2019, A unified catalog of earthquake hypocenters and magnitudes at volcanoes in Alaska—1989 to 2018: U.S. Geological Survey Scientific Investigations Report 2019–5037, 17 p., https://doi.org/10.3133/sir20195037.Catalog of earthquake parameters and description of seismograph and infrasound stations at Alaskan volcanoes - January 1, 2013, through December 31, 2017, 2019
Dixon, J.P., Stihler S.D., Haney, M.M., Lyons, J.J., Ketner, D.M., Mulliken, K.M., Parker, T., and Power, J.A., 2019, Catalog of earthquake parameters and description of seismograph and infrasound stations at Alaskan volcanoes - January 1, 2013, through December 31, 2017: U.S. Geological Survey Data Series 1115, 92 p., https://doi.org/10.3133/ds1115.Analysis of the Alaska Volcano Observatory's response time to volcanic explosions - 1989 to 2016, 2018
Power, J.A., and Cameron, C.E., 2018, Analysis of the Alaska Volcano Observatory's response time to volcanic explosions - 1989 to 2016: Frontiers in Earth Science, v. 6, https://doi.org/10.3389/feart.2018.00072 .When does eruption run-up begin? Multidisciplinary insight from the 1999 eruption of Shishaldin volcano, 2018
Rasmussen, D.J., Plank, T.P., Roman, D.C., Power, J.A., Bodnar, R.J., and Hauri, E.H., 2018, When does eruption run-up begin? Multidisciplinary insight from the 1999 eruption of Shishaldin volcano: Earth and Planetary Science Letters, v. 486, 14, p., https://doi.org/10.1016/j.epsl.2018.01.001.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2012, 2013
Dixon, J.P., Stihler, S.D, Power, J.A., Haney, Matt, Parker, Tom, Searcy, C.K., and Prejean, Stephanie, 2013, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2012: U.S. Geological Survey Data Series 789, 84 p., available at http://pubs.usgs.gov/ds/789/ .
full-text pdf 6.5 MB Characterization of seismic events during the 2009 eruption of Redoubt Volcano, Alaska, 2013
Ketner, Dane, and Power, John, 2013, Characterization of seismic events during the 2009 eruption of Redoubt Volcano, Alaska: Journal of Volcanology and Geothermal Research, v. 259, p. 45-62, doi:10.1016/j.jvolgeores.2012.10.007
full-text pdf 8.9 MB Seismic observations of Redoubt Volcano, Alaska - 1989-2010 and a conceptual model of the Redoubt magmatic system, 2013
Power, J.A., Stihler, S.D., Chouet, B.A., Haney, M.M., and Ketner, D.M., 2013, Seismic observations of Redoubt Volcano, Alaska - 1989-2010 and a conceptual model of the Redoubt magmatic system: Journal of Volcanology and Geothermal Research, v. 259, p. 31-44, doi:10.1016/j.jvolgeores.2012.09.014
full-text pdf 3.8 MB Source characterization for an explosion during the 2009 eruption of Redoubt Volcano from very-long-period seismic waves, 2013
Haney, M.M., Chouet, B.A., Dawson, P.B., and Power, J.A., 2013, Source characterization for an explosion during the 2009 eruption of Redoubt Volcano from very-long-period seismic waves: Journal of Volcanology and Geothermal Research, v. 259, p. 77-88, doi:10.1016/j.jvolgeores.2012.04.018
full-text pdf 3 MB Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2011, 2012
Dixon, J.P., Stihler, S.D., Power, J.A., and Searcy, C.K., 2012, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2011: U.S. Geological Survey Data Series 730, 82 p., available online at http://pubs.usgs.gov/ds/730/pdf/ds730.pdf .Katmai scientific studies, 2012
Winfree, Robert, with contributions from Bacon, C.R., Bennett, A.J., Bennington, Ninfa, Berg, E.E., Brooks, Margi, Coletti, H.A., Coombs, M.L., Fierstein, Judy, Freeburg, Gary, Frost, G.V., Haney, Matthew, Jorgenson, M.T., Miller, A.E., Moran, Seth, Murphy, Rachel, Partnow, Patricia, Paskievitch, John, Stevens, D.P., Powell, Lee, Power, John, Prejean, S.G., Schaaf, Jeanne, Sherriff, R.L., Thurber, Clifford, and Welchman, R.A., 2012, Katmai science studies: Alaska Park Science Journal, v. 11, n. 1, 96 p., available online at http://www.nps.gov/akso/nature/science/ak_park_science/volume_11_issue_1.cfm .Multiple causes for non-eruptive seismic swarms at Mt. Martin, Katmai Volcanic Cluster, Alaska (2004-2008), 2012
O'Brien, J.F., Roman, D.C., Dixon, J.P., Power, J.A., and Arnold, Richard, 2012, Multiple causes for non-eruptive seismic swarms at Mt. Martin, Katmai Volcanic Cluster, Alaska (2004-2008): Journal of Volcanology and Geothermal Research, v. 229-230, p. 13-22, doi: 10.1016/j.volgeores.2012.03.011.The 2009 eruption of Redoubt Volcano, Alaska, 2012
Schaefer, J.R., ed., 2012, The 2009 eruption of Redoubt Volcano, Alaska, with contributions by Bull, Katharine, Cameron, Cheryl, Coombs, Michelle, Diefenbach, Angie, Lopez, Taryn, McNutt, Steve, Neal, Christina, Payne, Allison, Power, John, Schneider, Dave, Scott, William, Snedigar, Seth, Thompson, Glenn, Wallace, Kristi, Waythomas, Chris, Webley, Peter, and Werner, Cynthia: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2011-5, 45 p., available at http://www.dggs.alaska.gov/pubs/id/23123.Volcanic earthquakes in Alaska's National Parks, 2012
Prejean, Stephanie, Moran, Seth, and Power, John, 2012, Volcanic earthquakes in Alaska's National Parks: in Winfree, Robert (project lead), Katmai Science Studies: Alaska Park Science Journal, v. 11, n. 1, p. 40-45, available online at http://www.nps.gov/akso/nature/science/ak_park_science/volume_11_issue_1.cfm .Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2010, 2011
Dixon, J.P., Stihler, S.D., Power, J.A., and Searcy, C.K., 2011, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2010: U.S. Geological Survey Data Series 645, 82 p., available online at http://pubs.usgs.gov/ds/645/Determining the seismic source mechanism and location for an explosive eruption with limited observational data: Augustine Volcano, Alaska, 2011
Dawson, P.B., Chouet, B.A., and Power, John, 2011, Determining the seismic source mechanism and location for an explosive eruption with limited observational data: Augustine Volcano, Alaska: Geophysical Research Letters, v. 38, L03302, doi:10.1029/2010GL045977, 5 p.Mechanism of the 1996-97 non-eruptive volcano-tectonic earthquake swarm at Iliamna Volcano, Alaska, 2011
Roman, D.C., and Power, J.A., 2011, Mechanism of the 1996-97 non-eruptive volcano-tectonic earthquake swarm at Iliamna Volcano, Alaska: Bulletin of Volcanology, v. 73, n. 2, p. 143-153, doi:10.1007/s00445-010-0439-7 .The Augustine magmatic system as revealed by seismic tomography and relocated earthquake hypocenters from 1994 through 2009, 2011
Syracuse, E.M., Thurber, C.H., and Power, J.A., 2011, The Augustine magmatic system as revealed by seismic tomography and relocated earthquake hypocenters from 1994 through 2009: Journal of Geophysical Research, v. 116, B09306, doi: 10.1029/2010JB008129 , 11 p.A two-step procedure for calculating earthquake hypocenters at Augustine Volcano, 2010
Lalla, D.J., and Power, J.A. 2010, A two-step procedure for calculating earthquake hypocenters at Augustine Volcano, chapter 7 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 129-142 and software [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter07].Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2009, 2010
Dixon, J.P., Stihler, S.D., Power, J.A., and Searcy, C.K., 2010, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2009: U.S. Geological Survey Data Series 531, 84 p., available online at http://pubs.usgs.gov/ds/531/ .Earthquake waveform similarity and evolution at Augustine Volcano from 1993 to 2006, 2010
DeShon, H.R., Thurber, C.H., and Power, J.A., 2010, Earthquake waveform similarity and evolution at Augustine Volcano from 1993 to 2006, chapter 5 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 103-118 [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter05.pdf].Geodetic constraints on magma movement and withdrawal during the 2006 eruption of Augustine Volcano, 2010
Cervelli, P.F., Fournier, T.J., Freymueller, J.T., Power, J.A., Lisowski, Michael, and Pauk, B.A., 2010, Geodetic constraints on magma movement and withdrawal during the 2006 eruption of Augustine Volcano, chapter 17 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 427-452 [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter17.pdf].Hazard information management, interagency coordination, and impacts of the 2005-2006 eruption of Augustine Volcano, 2010
Neal, C.A. Murray, T.L. Power, J.A. Adleman, J.N. Whitmore, P.M. and Osiensky, J.M. 2010, Hazard information management, interagency coordination, and impacts of the 2005-2006 eruption of Augustine Volcano, chapter 28 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 645-667 [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter28.pdf].Seismic observations of Augustine Volcano, 1970–2007, 2010
Power, J.A., and Lalla, D.J., 2010, Seismic observations of Augustine Volcano, 1970-2007, chapter 1 of Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, p. 3-40 [http://pubs.usgs.gov/pp/1769/chapters/p1769_chapter01.pdf].The 2006 eruption of Augustine Volcano, Alaska, 2010
Power, J.A., Coombs, M.L., and Freymueller, J.T., eds., 2010, The 2006 eruption of Augustine Volcano, Alaska: U.S. Geological Survey Professional Paper 1769, 667 p., 1 plate, scale 1:20,000, and data files. Available online at http://pubs.usgs.gov/pp/1769/ .The January 2006 volcanic-tectonic earthquake swarm at Mount Martin, Alaska, 2009
Dixon, J.P., and Power, J.A., 2009, The January 2006 volcanic-tectonic earthquake swarm at Mount Martin, Alaska, in Haeusseler, P.J., and Galloway, J.P., eds., Studies by the U.S. Geological Survey in Alaska: U.S. Geological Survey Professional Paper 1760-D, 17 p., available at http://pubs.usgs.gov/pp/1760/d/ .Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2006, 2008
Dixon, J.P., Stihler, S.D., Power, J.A., and Searcy, Cheryl, 2008, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2006: U.S. Geological Survey Data Series 326, 79 p., available at http://pubs.usgs.gov/ds/326/ .Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2007, 2008
Dixon, J.P., Stihler, S.D. and Power, J.A., 2008, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2007: U.S. Geological Survey Data Series 367, 82 p., available online at http://pubs.usgs.gov/ds/367/ .Instrumentation recommendations for volcano monitoring at U.S. volcanoes under the National Volcano Early Warning System, 2008
Moran, S.C., Freymueller, J.T., LaHusen, R.G., McGee, K.A., Poland, M.P., Power, J.A., Schmidt, D.A., Schneider, D.J., Stephens, G., Werner, C.A., and White, R.A., 2008, Instrumentation recommendations for volcano monitoring at U.S. volcanoes under the National Volcano Early Warning System: U.S. Geological Survey Scientific Investigations Report 2008-5114, 47 p., available online at http://pubs.usgs.gov/sir/2008/5114/ .The 1996 earthquake swarm and intrusion at Akutan Volcano, Alaska: an example of a failed eruption, 2008
Power, J.A., Lu, Z., Prejean, S., Wicks, C., and Dzurisin, D., 2008, The 1996 earthquake swarm and intrusion at Akutan Volcano, Alaska: an example of a failed eruption [abs.]: Eos, Transactions, American Geophysical Union, v. 89, n. 53, 1 p.Twenty years of seismic monitoring by the Alaska Volcano Observatory, 2008
Dixon, J.P., McNutt, S.R., Power, J.A., and West, M.E., 2008, Twenty years of seismic monitoring by the Alaska Volcano Observatory [abs.]: Seismological Research Letters, v. 79, n. 2, p. 318-319.The January 2006 volcanic-tectonic earthquake swarm at Mount Martin, Alaska, 2007
Dixon, J.P., Prejean, S.G., and Power, J.A., 2007, The January 2006 volcanic-tectonic earthquake swarm at Mount Martin, Alaska [abs].: Seismological Research Letters, v. 78, n. 2, p. 255.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2005, 2006
Dixon, J.P., Stihler, S.D., Power, J.A., Tytgat, Guy, Estes, Steve, and McNutt, S.R., 2006, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2005: U.S. Geological Survey Open-File Report 2006-1264, 78 p., available at http://pubs.usgs.gov/of/2006/1264/ .Cross-correlation analysis reveals waveform similarity in long-period events prior to eruptive activity at Mt. Spurr Volcano, Alaska, 2006
Brown, J., Deshon, H., Prejean, S., Thurber, C., and Power, J., 2006, Cross-correlation analysis reveals waveform similarity in long-period events prior to eruptive activity at Mt. Spurr Volcano, Alaska [abs.]: Seismological Research Letters, v. 77, n. 2, p. 241.Ground deformation associated with the precursory unrest and early phases of the January 2006 eruption of Augustine Volcano, Alaska, 2006
Cervelli, P.F., Fournier, Tom, Freymueller, J., and Power, J.A., 2006, Ground deformation associated with the precursory unrest and early phases of the January 2006 eruption of Augustine Volcano, Alaska: Geophysical Research Letters, v. 33, 5 p., doi: 10.1029/2006GL027219.The reawakening of Alaska's Augustine Volcano, 2006
Power, J.A., Nye, C.J., Coombs, M.L., Wessels, R.L., Cervelli, P.F., Dehn, J., Wallace, K.L., Freymueller, J.T., and Doukas, M.P., 2006, The reawakening of Alaska's Augustine Volcano: Eos, v. 87, n. 37, p. 373, 377.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2004, 2005
Dixon, J.P., Stihler, S.D., Power, J.A., Tytgat, Guy, Estes, Steve, Prejean, Stephanie, Sanchez, J.J., Sanches, Rebecca, McNutt, S.R., and Paskievitch, John, 2005, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2004: U.S. Geological Survey Open-File Report 2005-1312, 74 p., available online at http://pubs.usgs.gov/of/2005/1312/.InSAR studies of Alaska volcanoes, 2005
Lu, Z., Wicks, C., Dzurisin, D., and Power, J., 2005, InSAR studies of Alaska volcanoes: Korean Journal of Remote Sensing v. 21, no. 1, pg. 59-72. https://doi.org/10.7780/kjrs.2005.21.1.59Surface deformation associated with the March 1996 earthquake swarm at Akutan Island, Alaska, revealed by C-band ERS and L-band JERS radar interferometry, 2005
Lu, Zhong, Wicks, Charles, Kwoun, Ohig, Power, J.A., and Dzurisin, Daniel, 2005, Surface deformation associated with the March 1996 earthquake swarm at Akutan Island, Alaska, revealed by C-band ERS and L-band JERS radar interferometry: Canadian Journal of Remote Sensing, v. 31, p. 7-20.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2003, 2004
Dixon, J. P., Stihler, S. D., Power, J. A., Tytgat, Guy, Moran, S. C., Sanchez, J. J., McNutt, S. R., Estes, Steve, and Paskievitch, John, 2004, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2003: U.S. Geological Survey Open-File Report 2004-1234, 69 p.
full-text PDF 12.3 MB Earthquake triggering at Alaskan volcanoes following the 3 November 2002 Denali Fault Earthquake, 2004
Moran, S. C., Power, J. A., Stihler, S. D., Sanchez, J. J., and Caplan-Auerbach, Jacqueline, 2004, Earthquake triggering at Alaskan volcanoes following the 3 November 2002 Denali Fault Earthquake: Bulletin of the Seismological Society of America, v. 94, n. 6B, p. S300-S309.Evidence for dike emplacement beneath Iliamna Volcano, Alaska in 1996, 2004
Roman, D. C., Power, J. A., Moran, S. C., Cashman, K. V., Doukas, M. P., Neal, C. A., and Gerlach, T. M., 2004, Evidence for dike emplacement beneath Iliamna Volcano, Alaska in 1996: Journal of Volcanology and Geothermal Research, v. 130, n. 3-4, p. 265-284.Observations of deep long-period (DLP) seismic events beneath Aleutian Arc volcanoes: 1989-2002, 2004
Power, J.A, Stihler, S.D., White, R.A., and Moran, S.C., 2004, Observations of deep long-period (DLP) seismic events beneath Aleutian Arc volcanoes: 1989-2002: Journal of Volcanology and Geothermal Research, v. 138, p. 243-266.Renewed seismic unrest at Mount Spurr Volcano, Alaska in 2004: Evidence for a magmatic intrusion, 2004
Power, J.A., Stihler, S.D., Dixon, J.P., Moran, S.C., Caplan-Auerbach, J., Prejean, S.G., McGee, K., Doukas, M.P., and Roman, D.C., 2004, Renewed seismic unrest at Mount Spurr Volcano, Alaska in 2004: Evidence for a magmatic intrusion: Eos Trans., AGU, 85(47), Fall meeting supplement, Abstract number S51A-0143.Renewed unrest at Mount Spurr Volcano, Alaska, 2004
Power, John, 2004, Renewed unrest at Mount Spurr Volcano, Alaska: Eos, v. 85, n. 43, p. 434.Seismic recordings of ice and debris avalanches of Iliamna Volcano (Alaska), 2004
Caplan-Auerbach, Jacqueline, Prejean, S.G., and Power, J.A., 2004, Seismic recordings of ice and debris avalanches of Iliamna Volcano (Alaska): Acta Vulcanologica, v. 16, n. 1-2, p. 9-20.Temporal and spatial variation of local stress fields before and after the 1992 eruptions of Crater Peak Vent, Mount Spurr Volcano, Alaska, 2004
Roman, D.C., Moran, S.C., Power, J.A., and Cashman, K.V., 2004, Temporal and spatial variation of local stress fields before and after the 1992 eruptions of Crater Peak Vent, Mount Spurr Volcano, Alaska: Bulletin of the Seismological Society of America, v. 94, n. 6, p. 2366-2379.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2002, 2003
Dixon, J. P., Stihler, S. D., Power, J. A., Tytgat, Guy, Moran, S. C., Sanchez, John, Estes, Steve, McNutt, S. R., and Paskievitch, John, 2003, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2002: U.S. Geological Survey Open-File Report 03-0267, 58 p.
full-text PDF 7.3 MB Interferometric synthetic aperture radar studies of Alaska volcanoes, 2003
Lu, Zhong, Wicks, C. J., Dzurisin, Daniel, Power, John, Thatcher, Wayne, and Masterlark, Tim, 2003, Interferometric synthetic aperture radar studies of Alaska volcanoes: Earth Observation Magazine, v. 12, n. 3, p. 8-10.A conceptual model of the Mount Spurr magmatic system from seismic and geochemical observations of the 1992 Crater Peak eruption sequence, 2002
Power, J. A., Jolly, A. D., Nye, C. J., and Harbin, M. L., 2002, A conceptual model of the Mount Spurr magmatic system from seismic and geochemical observations of the 1992 Crater Peak eruption sequence: Bulletin of Volcanology, v. 64, n. 3-4, p. 206-218.A tectonic earthquake sequence preceding the April-May 1999 eruption of Shishaldin Volcano, Alaska, 2002
Moran, S. C., Stihler, S. D., and Power, J. A., 2002, A tectonic earthquake sequence preceding the April-May 1999 eruption of Shishaldin Volcano, Alaska: Bulletin of Volcanology, v. 64, n. 8, p. 520-524.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1, 2000 through December 31, 2001, 2002
Dixon, J. P., Stihler, S. D., Power, J. A., Tytgat, Guy, Estes, Steve, Moran, S. C., Paskievitch, John, and McNutt, S. R., 2002, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1, 2000 through December 31, 2001: U.S. Geological Survey Open-File Report 02-0342, 56 p.
full-text PDF 5 MB Magmatic inflation at a dormant stratovolcano: 1996-1998 activity at Mount Peulik volcano, revealed by satellite radar interferometry, 2002
Lu, Z., Moran, S. C., Thatcher, Wayne, Wicks, C. J., Dzurisin, D., and Power, J. A., 2002, Magmatic inflation at a dormant stratovolcano: 1996-1998 activity at Mount Peulik volcano, revealed by satellite radar interferometry: Journal of Geophysical Research, v. 107, n. 7, p. 4-13.Preeruptive inflation and surface interferometric coherence characteristics revealed by satellite radar interferometry at Makushin Volcano, Alaska, 2002
Lu, Zhong, Power, J. A., McConnell, V. S., Wicks, C. J., and Dzurisin, Daniel, 2002, Preeruptive inflation and surface interferometric coherence characteristics revealed by satellite radar interferometry at Makushin Volcano, Alaska: Journal of Geophysical Research, v. 107, n. B11, p. 1-13.Subsidence at Kiska Volcano, Western Aleutians, detected by satellite radar interferometry, 2002
Lu, Zhong, Masterlark, Tim, Power, John, Dzurisin, Daniel, and Wicks, C. J., 2002, Subsidence at Kiska Volcano, Western Aleutians, detected by satellite radar interferometry: Geophysical Research Letters, v. 29, n. 18-2, 4 p.Catalog of earthquake hypocenters at Alaskan volcanoes: January 1, 1994 through December 31, 1999, 2001
Jolly, A. D., Stihler, S. D., Power, J. A., Lahr, J. C., Paskievitch, John, Tytgat, Guy, Estes, Steve, Lockheart, A. D., Moran, S. C., McNutt, S. R., and Hammond, W. R., 2001, Catalog of earthquake hypocenters at Alaskan volcanoes: January 1, 1994 through December 31, 1999: U.S. Geological Survey Open-File Report 01-0189, 22 p.
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appendix B PDF 2 MB Seismic response of the Katmai Volcanoes to the 6 December 1999 magnitude 7.0 Karluk Lake Earthquake, Alaska, 2001
Power, J. A., Moran, S. C., McNutt, S. R., Stihler, S. D., and Sanchez, J. J., 2001, Seismic response of the Katmai Volcanoes to the 6 December 1999 magnitude 7.0 Karluk Lake Earthquake, Alaska: Bulletin of the Seismological Society of America, v. 91, n. 1, p. 57-63.Ground deformation associated with the March 1996 earthquake swarm at Akutan volcano, Alaska, revealed by satellite radar interferometry, 2000
Lu, Z., Wicks, C., Power, J. A., and Dzurisin, D., 2000, Ground deformation associated with the March 1996 earthquake swarm at Akutan volcano, Alaska, revealed by satellite radar interferometry: Journal of Geophysical Research, v. 105, n. B9, p. 21,483-21,496.Satellite radar interferometry detected surface deformation at a dormant Aleutian volcano, 2000
Lu, Zhong, Wicks, Charles, Dzurisin, Daniel, Power, J. A., and Thatcher, Wayne, 2000, Satellite radar interferometry detected surface deformation at a dormant Aleutian volcano [abs.]: Eos, v. 81, n. 48, p. 1354.Triggered seismicity beneath the Katmai volcanoes following the December 6, 1999 magnitude 7.0 Karluk Lake earthquake, Alaska, 2000
Power, J. A., Moran, S. C., McNutt, S. R., Stihler, S. D., and Sanchez, J. J., 2000, Triggered seismicity beneath the Katmai volcanoes following the December 6, 1999 magnitude 7.0 Karluk Lake earthquake, Alaska [abs.]: Eos, v. 81, n. 48, p. 917.Deformation of Akutan Volcano, Alaska: revealed by satellite radar interferometry, 1999
Lu, Zhong, Wicks, C. W., Power, J. A., and Dzurisin, Daniel, 1999, Deformation of Akutan Volcano, Alaska: revealed by satellite radar interferometry [abs.]: Eos, v. 80, n. 46, p. 1196.Measurements of slope distances and zenith angles at Augustine Volcano, Alaska, 1986, 1988, and 1989, 1998
Power, J. A., and Iwatsubo, E. Y., 1998, Measurements of slope distances and zenith angles at Augustine Volcano, Alaska, 1986, 1988, and 1989: U.S. Geological Survey Open-File Report 98-145, 17 p.Preliminary volcano-hazard assessment for Akutan Volcano east-central Aleutian Islands, Alaska, 1998
Waythomas, C. F., Power, J. A., Richter, D. H., and McGimsey, R. G., 1998, Preliminary volcano-hazard assessment for Akutan Volcano east-central Aleutian Islands, Alaska: U.S. Geological Survey Open-File Report 98-0360, 36 p., 1 plate, scale unknown.
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map sheet plate (PDF) 2.62 MB Seismic image of the Mount Spurr magmatic system, 1998
Power, J. A., Villasenor, A., and Benz, H. M., 1998, Seismic image of the Mount Spurr magmatic system: Bulletin of Volcanology, v. 60, n. 1, p. 27-37.Seismic investigations of subsurface volcanic structures and processes at Mount Spurr, Alaska, and Soufrier Hills volcano, Montserrat, West Indies, 1998
Power, J. A., 1998, Seismic investigations of subsurface volcanic structures and processes at Mount Spurr, Alaska, and Soufrier Hills volcano, Montserrat, West Indies: University of Alaska Fairbanks unpublished Ph.D. dissertation, Fairbanks, AK, 87 p.Broadband seismology at the Alaska Volcano Observatory, 1993-1997, 1997
McNutt, S. R., Benoit, J. P., Christensen, D., Estes, S. A., Tytgat, G. C., Stihler, S. D., Weimer, S., Jolly, A. D., Robinson, M., Hansen, R. A., Lindquist, K. G., Garces, M. A., Lahr, J. C., Hammond, R. H., Power, J. A., and Paskievitch, J. F., 1997, Broadband seismology at the Alaska Volcano Observatory, 1993-1997 [abs.]: Eos, v. 78, n. 46, p. 429.Deep long-period events associated with the 1992 eruptions of Crater Peak Vent, Mount Spurr, Alaska, 1997
Power, J. A., Jolly, A. D., Nye, C. J., and Harbin, M. L., 1997, Deep long-period events associated with the 1992 eruptions of Crater Peak Vent, Mount Spurr, Alaska [abs.]: Eos, v. 78, n. 46, p. 438.Geodetic studies in the Novarupta area, Katmai National Park, Alaska, 1990 to 1995, 1997
Kleinman, J. W., Iwatsubo, E. Y., Power, J. A., and Endo, E. T., 1997, Geodetic studies in the Novarupta area, Katmai National Park, Alaska, 1990 to 1995: in Dumoulin, J. A. and Gray, J. E., (eds.), Geologic studies in Alaska by the U.S. Geological Survey, 1995, U.S. Geological Survey Professional Paper PP 1574, p. 83-92.
full-text PDF 372 KB 1996 seismicity and ground deformation at Akutan Volcano, Alaska, 1996
Power, J. A., Paskievitch, J. F., Richter, D. H., McGimsey, R. G., Stelling, P. L., Jolly, A. D., and Fletcher, H. J., 1996, 1996 seismicity and ground deformation at Akutan Volcano, Alaska [abs.]: Eos, v. 77, n. 46, p. 514.A comparison of preeruption real-time seismic amplitude measurements for eruptions at Mount St. Helens, Redoubt Volcano, Mount Spurr, and Mount Pinatubo, 1996
Endo, E. T., Murray, T. L., and Power, J. A., 1996, A comparison of preeruption real-time seismic amplitude measurements for eruptions at Mount St. Helens, Redoubt Volcano, Mount Spurr, and Mount Pinatubo: in Newhall, C. G. and Punongbayan, R. S., (eds.), Fire and mud: eruptions and lahars of Mount Pinatubo, Philippines, Quezon City and Seattle, WA, Philippine Institute of Volcanology and Seismology and University of Washington Press, p. 233-247.Catalog of earthquake hypocenters for Augustine, Redoubt, Iliamna, and Mount Spurr volcanoes, Alaska: January 1, 1991 - December 31, 1993, 1996
Jolly, A. D., Power, J. A., Stihler, S. D., Rao, L. N., Davidson, G., Paskievitch, J. F., Estes, S. A., and Lahr, J. C., 1996, Catalog of earthquake hypocenters for Augustine, Redoubt, Iliamna, and Mount Spurr volcanoes, Alaska: January 1, 1991 - December 31, 1993: U.S. Geological Survey Open-File Report 96-0070, 90 p., 1 disk.Computer visualization of earthquake hypocenters, 1996
Hoblitt, R. P., Mori, J., and Power, J. A., 1996, Computer visualization of earthquake hypocenters: in Newhall, C. G. and Punongbayan, R. S., (eds.), Fire and mud: eruption and lahars from Mount Pinatubo, Philippines, Seattle, WA, University of Washington Press, p. 383-385.March 1996 seismic crisis at Akutan Volcano, central Aleutian Arc, Alaska, 1996
Keith, T. E. C., Nye, C. J., Eichelberger, J. C., Miller, T. P., and Power, J. A., 1996, March 1996 seismic crisis at Akutan Volcano, central Aleutian Arc, Alaska [abs.]: Eos, v. 77, n. 46, p. 815.Preliminary analyses of volcanic tremor associated with 1992 eruptions of Crater Peak, Mount Spurr volcano, Alaska, 1995
McNutt, S. R., Tytgat, G. C., and Power, J. A., 1995, Preliminary analyses of volcanic tremor associated with 1992 eruptions of Crater Peak, Mount Spurr volcano, Alaska: in Keith, T. E. C., (ed.), The 1992 eruptions of Crater Peak Vent, Mount Spurr volcano, Alaska, U.S. Geological Survey Bulletin 2139, p. 161-178.
full-text PDF 755 KB Seismicity and forecasting of the 1992 eruptions of Crater Peak Vent, Mount Spurr volcano, Alaska: an overview, 1995
Power, J. A., Jolly, A. D., Page, R. A., and McNutt, S. R., 1995, Seismicity and forecasting of the 1992 eruptions of Crater Peak Vent, Mount Spurr volcano, Alaska: an overview: in Keith, T. E. C., (ed.), The 1992 eruptions of Crater Peak Vent, Mount Spurr volcano, Alaska, U.S. Geological Survey Bulletin 2139, p. 149-159.
full-text PDF 322 KB Deformation monitoring at Augustine Volcano, AK, 1994
Dzurisin, D., Iwatsubo, E. Y., Kleinman, J. W., Murray, T. L., Power, J. A., and Paskievitch, J. F., 1994, Deformation monitoring at Augustine Volcano, AK [abs.]: Eos, v. 75, n. 44, p. 166.Seismic evolution of the 1989-1990 eruption sequence of Redoubt Volcano, Alaska, 1994
Power, J. A., Lahr, J. C., Page, R. A., Chouet, B. A., Stephens, C. D., Harlow, D. H., Murray, T. L., and Davies, J. N., 1994, Seismic evolution of the 1989-1990 eruption sequence of Redoubt Volcano, Alaska: in Miller, T. P. and Chouet, B. A., (eds.), The 1989-1990 eruptions of Redoubt Volcano, Alaska, Journal of Volcanology and Geothermal Research, v. 62, n. 1, p. 69-94.Seismicity and stress in the vicinity of Mount Spurr volcano, south central Alaska, 1994
Jolly, A. D., Page, R. A., and Power, J. A., 1994, Seismicity and stress in the vicinity of Mount Spurr volcano, south central Alaska: Journal of Geophysical Research, v. 99, n. B8, p. 15,305-15,318.Seismicity at 10- to 45-km depth associated with the 1992 eruptions of Crater Peak vent, Mount Spurr, Alaska, 1994
Power, J. A., and Jolly, A. D., 1994, Seismicity at 10- to 45-km depth associated with the 1992 eruptions of Crater Peak vent, Mount Spurr, Alaska [abs.]: Eos, v. 75, n. 44, p. 715.Statistical forecasting of repetitious dome failures during the waning eruption of Redoubt Volcano, Alaska, February-April 1990, 1994
Page, R. A., Lahr, J. C., Chouet, B. A., Power, J. A., and Stephens, C. D., 1994, Statistical forecasting of repetitious dome failures during the waning eruption of Redoubt Volcano, Alaska, February-April 1990: in Miller, T. P. and Chouet, B. A., (eds.), The 1989-1990 eruptions of Redoubt Volcano, Alaska, Journal of Volcanology and Geothermal Research, v. 62, n. 1, p. 183-196.Velocity models for locations of shallow seismicity along the northeastern portion of the Aleutian volcanic arc, 1994
Jolly, A. D., Lahr, J. C., Power, J. A., Stihler, S. D., Ward, P. L., and McNutt, S. R., 1994, Velocity models for locations of shallow seismicity along the northeastern portion of the Aleutian volcanic arc [abs.]: Eos, v. 75, n. 44, p. 423-424.Catalog of earthquake hypocenters at Redoubt Volcano and Mt. Spurr, Alaska: October 12, 1989-December 31, 1990, 1993
Power, J. A., March, G. D., Lahr, J. C., Jolly, A. D., and Cruse, G. R., 1993, Catalog of earthquake hypocenters at Redoubt Volcano and Mt. Spurr, Alaska: October 12, 1989-December 31, 1990: U.S. Geological Survey Open-File Report 93-685-A, 57 p.Catalog of earthquake-hypocenters at Redoubt Volcano and Mt. Spurr, Alaska: October 12, 1989-December 31, 1990, 1993
Power, J. A., March, G. D., Lahr, J. C., Jolly, A. D., and Cruse, G. R., 1993, Catalog of earthquake-hypocenters at Redoubt Volcano and Mt. Spurr, Alaska: October 12, 1989-December 31, 1990: U.S. Geological Survey Open-File Report 93-685-B, 1 5 1/4 inch disk.Statistical forecasting of repetitious dome failures during the waning eruptions of Redoubt volcano, Alaska, February-April 1990, 1993
Page, R. A., Lahr, J. C., Chouet, B. A., Power, J. A., and Stephens, C. D., 1993, Statistical forecasting of repetitious dome failures during the waning eruptions of Redoubt volcano, Alaska, February-April 1990 [abs.]: in Workshop on Volcanic Disaster Prevention under Japan - U.S. Technology Agreement, 1, Proceedings, p. 182-207.A comparison of baseline and pre-eruption depths of seismicity at Mt. Spurr Volcano, south-central Alaska, 1992
Jolly, A. D., Power, J. A., Page, R. A., Lahr, J. C., and Stephens, C. D., 1992, A comparison of baseline and pre-eruption depths of seismicity at Mt. Spurr Volcano, south-central Alaska [abs.]: Eos, v. 73, n. 43, p. 342.Precursory seismicity and forecasting of the 1992 eruptions of Mount Spurr, Alaska, 1992
Power, J. A., Jolly, A. D., Stihler, S. D., Page, R. A., Lahr, J. C., Stephens, C. D., Chouet, B. A., McNutt, S. R., Davies, J. N., and March, G. D., 1992, Precursory seismicity and forecasting of the 1992 eruptions of Mount Spurr, Alaska [abs.]: Eos, v. 73, n. 43, p. 342.The 1989-90 Redoubt and the 1992 Mt. Spurr volcanic eruptions: Response procedure of the Alaska Volcano Observatory, 1992
Miller, T. P., Power, J. A., Eichelberger, J. C., McNutt, S. R., and Davies, J. N., 1992, The 1989-90 Redoubt and the 1992 Mt. Spurr volcanic eruptions: Response procedure of the Alaska Volcano Observatory [abs.]: Eos, v. 73, n. 43, p. 68.Alaska Volcano Observatory summary report: January 1, 1991 - February 28, 1991, 1991
Neal, C., and Power, J. (compilers), 1991, Alaska Volcano Observatory summary report: January 1, 1991 - February 28, 1991: Alaska Volcano Observatory bimonthly report series, 13 p.
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