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AVO Staff Directory

AVO is a very extended family. Some people work full time for the observatory, others well under half time. Others perform essential work, but only draw operating expenses. Several agencies contribute personnel at several locations. A wide variety of disciplines are represented, including geophysics, geology, glaciology, hydrology, geochemistry, remote sensing, computing, electronics, and administration. The following people are the paid staff, and share among themselves about 22 Full Time Equivalent positions.

[List staff by discipline] [List staff alphabetically] [List staff by office location]
* When listing staff by discipline, some individuals may be listed more than once.

AVO Staff Listing
John Power
Department: Alaska Volcano Observatory
Address: Anchorage, AK 99508
Discipline(s):Seismology
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Volcano Seismology.
[Show Publications]

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
http://dx.doi.org/10.1016/j.jvolgeores.2012.04.018
Download PDF full-text pdf : 3 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
http://dx.doi.org/10.1016/j.jvolgeores.2012.09.014
Download PDF full-text pdf : 3.8 MB


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/ .
Download link to publication on USGS website
Download PDF 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
http://dx.doi.org/10.1016/j.jvolgeores.2012.10.007
Download PDF full-text pdf : 8.9 MB


Multiple causes for non-eruptive seismic swarms at Mt. Martin, Katmai Volcanic Cluster, Alaska, 2012
citation imageO'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: Journal of Volcanology and Geothermal Research, v. 229-230, p. 13-22, doi: 10.1016/j.volgeores.2012.03.011 .
http://dx.doi.org/10.1016/j.volgeores.2012.03.011


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 .
Download PDF PDF and data files on USGS website


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.
Download link to PDF on ADGGS website


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 .
Download link to NPS website with full PDFs


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 .
Download link to PDF on NPS website


Mechanism of the 1996-97 non-eruptive volcano-tectonic earthquake swarm at Iliamna Volcano, Alaska, 2011
citation imageRoman, 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 .
http://dx.doi.org/10.1007/s00445-010-0439-7


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/
Download link to full publication on USGS webiste


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.
http://dx.doi.org/10.1029/2010JB008129


Alaska interagency operating plan for volcanic ash episodes, 2011
citation imageMadden, John, Power, John, Magnan, S.G., Lewis, R.N., Kelly, F.P., Travers, Daniel, and Hartig, Larry (signatories), 2011, Alaska interagency operating plan for volcanic ash episodes, 60 p.
Download PDF old ash plan from 2004 : 1.72 MB
Download PDF old ash plan from 2008 : 907 KB
Download PDF current ash plan, 2011 : 4.7 MB


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.
http://dx.doi.org/10.1029/2010GL045977


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/ .
Download USGS page with links to the PDF and data catalog


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/ .
Download link to publication on USGS website


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].
Download PDF link to chapter PDF on USGS website


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].
Download PDF chapter PDF on USGS website


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].
Download PDF and data files for chapter on USGS website


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].
Download PDF chapter PDF on USGS website


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].
Download PDF chapter PDF on USGS website


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/ .
Download USGS website with citation and PDF link


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/ .
Download USGS website with links to PDF and TAR files


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/ .
Download link to PDF on USGS website


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/ .


Development of Alaska Volcano Observatory seismic networks, 1988-2008, 2008
Tytgat, Guy, Paskievitch, J.F., McNutt, S.R., and Power, J.A., 2008, Development of Alaska Volcano Observatory seismic networks, 1988-2008 [abs.]: Eos, Transactions, American Geophyiscal Union, v. 89, n. 53, abstract V43H-02.


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 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 Alaska Volcano Observatory's contributions to seismology, 2008
Dixon, J.P., McNutt, S.R., Power, J.A., and West, M., 2008, Twenty years of Alaska Volcano Observatory's contributions to seismology [abs.]: Eos, Transactions, American Geophysical Union, v. 89, n. 53, 1 p.


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/ .
Download website with links to doc in PDF and data package


The reawakening of Alaska's Augustine Volcano, 2006
citation imagePower, 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.


Ground deformation associated with the precursory unrest and early phases of the January 2006 eruption of Augustine Volcano, Alaska, 2006
citation imageCervelli, 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.
http://dx.doi.org/10.1029/2006GL027219


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.


Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2004, 2005
citation imageDixon, 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/.
Download website with links to PDF and data files


Surface 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.


Evidence for dike emplacement beneath Iliamna Volcano, Alaska in 1996, 2004
citation imageRoman, 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.


Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2003, 2004
citation imageDixon, 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 OF 2004-1234, 69 p.
Download website with links to PDF and data tar file
Download PDF full-text PDF : 12.3 MB


Earthquake triggering at Alaskan volcanoes following the 3 November 2002 Denali Fault Earthquake, 2004
citation imageMoran, 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.


Temporal and spatial variation of local stress fields before and after the 1992 eruptions of Crater Peak Vent, Mount Spurr Volcano, Alaska, 2004
citation imageRoman, 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.


Seismic recordings of ice and debris avalanches of Iliamna Volcano (Alaska), 2004
citation imageCaplan-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.


Observations of deep long-period (DLP) seismic events beneath Aleutian Arc volcanoes: 1989-2002, 2004
citation imagePower, 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.


Spatial variations in the frequency-magnitude distribution of earthquakes at Mount Pinatubo Volcano, 2004
Sánchez, J. J., McNutt, S. R., Power, J. A., and Wyss, M., 2004, Spatial variations in the frequency-magnitude distribution of earthquakes at Mount Pinatubo Volcano: Bulletin of the Seismological Society of America, v. 94, p. 430-438.


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.


Catalog of earthquake hypocenters at Alaskan volcanoes: January 1 through December 31, 2002, 2003
citation imageDixon, 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 OF 03-0267, 58 p.
Download website with links to PDFs, data tar file
Download PDF full-text PDF : 7.3 MB


Interferometric synthetic aperture radar studies of Alaska volcanoes, 2003
citation imageLu, 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.


Catalog of earthquake hypocenters at Alaskan volcanoes: January 1, 2000 through December 31, 2001, 2002
citation imageDixon, 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 OF 02-0342, 56 p.
Download webpage with links to PDFs, data tar file, ASCII text
Download PDF full-text PDF : 5 MB


A conceptual model of the Mount Spurr magmatic system from seismic and geochemical observations of the 1992 Crater Peak eruption sequence, 2002
citation imagePower, 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.


Preeruptive inflation and surface interferometric coherence characteristics revealed by satellite radar interferometry at Makushin Volcano, Alaska, 2002
citation imageLu, 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.
http://dx.doi.org/10.1029/2001JB000970


A tectonic earthquake sequence preceding the April-May 1999 eruption of Shishaldin Volcano, Alaska, 2002
citation imageMoran, 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.


Magmatic inflation at a dormant stratovolcano: 1996-1998 activity at Mount Peulik volcano, revealed by satellite radar interferometry, 2002
citation imageLu, 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.


Subsidence at Kiska Volcano, Western Aleutians, detected by satellite radar interferometry, 2002
citation imageLu, 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.
http://dx.doi.org/10.1029/2002GL014948


Interferometric synthetic aperture radar studies of Alaska volcanoes, 2002
Lu, Zhong, Wicks, C. J., Power, John, Dzurisin, Daniel, Thatcher, Wayne, and Masterlark, Timothy, 2002, Interferometric synthetic aperture radar studies of Alaska volcanoes: in LeDrew, E. F., (ed.), Remote sensing; integrating our view of the planet, International Geoscience and Remote Sensing Symposium, 24, Proceedings, v. 1, New York, Remote sensing; integrating our view of the planet, p. 191-194.


Catalog of earthquake hypocenters at Alaskan volcanoes: January 1, 1994 through December 31, 1999, 2001
citation imageJolly, 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 OF 01-0189, 22 p.
Download website with links to PDFs, tar file
Download PDF full-text PDF : 552 KB
Download PDF appendix B PDF : 2 MB
Download phase arrival information (compressed tar file) : 14.5 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.


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.


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.


Ground deformation associated with the March 1996 earthquake swarm at Akutan volcano, Alaska, revealed by satellite radar interferometry, 2000
citation imageLu, 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.


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.


Multiplet analysis at Alaskan volcanoes, 1999
Power, J. A., Moran, S. C., and Lees, J. M., 1999, Multiplet analysis at Alaskan volcanoes [abs.]: Seismological Research Letters, v. 70, n. 2, p. 218.


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.


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 OF 98-145, 17 p.


Preliminary volcano-hazard assessment for Akutan Volcano east-central Aleutian Islands, Alaska, 1998
citation imageWaythomas, 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 OF 98-0360, 36 p., 1 plate, scale unknown.
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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.


Geodetic studies in the Novarupta area, Katmai National Park, Alaska, 1990 to 1995, 1997
citation imageKleinman, 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.
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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.


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 OF 96-0070, 90 p., 1 disk.


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.


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.


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.


Preliminary analyses of volcanic tremor associated with 1992 eruptions of Crater Peak, Mount Spurr volcano, Alaska, 1995
citation imageMcNutt, 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 B 2139, p. 161-178.
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Seismicity and forecasting of the 1992 eruptions of Crater Peak Vent, Mount Spurr volcano, Alaska: an overview, 1995
citation imagePower, 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 B 2139, p. 149-159.
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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.


Statistical forecasting of repetitious dome failures during the waning eruption of Redoubt Volcano, Alaska, February-April 1990, 1994
citation imagePage, 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.


Seismic evolution of the 1989-1990 eruption sequence of Redoubt Volcano, Alaska, 1994
citation imagePower, 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 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.


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.


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.


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 OF 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 OF 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.


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.


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.


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.


Forecasting eruptions at Redoubt Volcano, Alaska, 1991
Chouet, B. A., Page, R. A., Davies, J. N., and Power, J. A., 1991, Forecasting eruptions at Redoubt Volcano, Alaska [abs.]: Abstracts with Programs - Geological Society of America, v. 23, n. 2, p. 13.


Forecasting eruptions at Redoubt Volcano, Alaska, 1991
Chouet, B. A., Page, R. A., Davies, J. N., and Power, J. A., 1991, Forecasting eruptions at Redoubt Volcano, Alaska [abs.]: Seismological Research Letters, v. 62, n. 1, p. 25.


Seismicity in the vicinity of Mt. Spurr Volcano, south-central Alaska, based on a revised velocity model, 1991
Jolly, A. D., Page, R. A., Stephens, C. D., Lahr, J. C., Power, J. A., and Cruse, G. R., 1991, Seismicity in the vicinity of Mt. Spurr Volcano, south-central Alaska, based on a revised velocity model [abs.]: in American Geophysical Union 1991 Fall Meeting, Program and Abstracts, San Francisco, 9-13 December 1991, p. 567.


Alaska Volcano Observatory summary report: January 1, 1991 - February 28, 1991, 1991
citation imageNeal, 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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A seismic model for forecasting eruptions at Redoubt Volcano, Alaska, 1990
Chouet, B. A., Power, J. A., Davies, J. N., Miller, T. P., Page, R. A., Lahr, J. C., Murray, T. L., Harlow, D. H., Endo, E. T., and Stephens, C. D., 1990, A seismic model for forecasting eruptions at Redoubt Volcano, Alaska [abs.]: Eos, v. 71, n. 28, p. 954.


The Alaska Volcano Observatory: a multisite, multiagency consortium for volcano monitoring and research, 1990
Davies, J. N., Miller, T. P., Power, J. A., and Forbes, R. B., 1990, The Alaska Volcano Observatory: a multisite, multiagency consortium for volcano monitoring and research [abs.]: Eos, v. 71, n. 43, p. 1709.


Acquisition, processing, storage, and display of seismic data during the 1989-90 eruption of Redoubt Volcano, Alaska, 1990
March, G. D., Power, J. A., Harlow, D. H., and Lahr, J. C., 1990, Acquisition, processing, storage, and display of seismic data during the 1989-90 eruption of Redoubt Volcano, Alaska [abs.]: Eos, v. 71, n. 43, p. 1709.


Applications of a real-time seismic amplitude measurement system (RSAM) during the 1989-1990 eruption of Redoubt Volcano, Alaska, 1990
Murray, T. L., Power, J. A., and Endo, E. T., 1990, Applications of a real-time seismic amplitude measurement system (RSAM) during the 1989-1990 eruption of Redoubt Volcano, Alaska [abs.]: Eos, v. 71, n. 43, p. 1709.


Forecasting the December 14, 1989 and January 2, 1990 eruptions at Redoubt Volcano, Alaska, 1990
Chouet, B. A., Page, R. A., Davies, J. N., Power, J. A., Lahr, J. C., Harlow, D. H., and Stephens, C. D., 1990, Forecasting the December 14, 1989 and January 2, 1990 eruptions at Redoubt Volcano, Alaska [abs.]: Eos, v. 71, n. 43, p. 1701.


Seismic evolution of the 1989-1990 eruption of Redoubt Volcano, Alaska, 1990
Power, J., Davies, J. N., Page, R. A., March, G. D., Murray, T. L., Chouet, B., Harlow, D. H., and Lahr, J. C., 1990, Seismic evolution of the 1989-1990 eruption of Redoubt Volcano, Alaska [abs.]: Eos, v. 71, n. 43, p. 1700-1701.


Alaska Volcano Observatory monthly report: December 1989 - May 1990, 1990
citation imageGardner, Cynthia, and Power, John (compilers), 1990, Alaska Volcano Observatory monthly report: December 1989 - May 1990: Alaska Volcano Observatory bimonthly report series, 98 p.


Alaska Volcano Observatory summer report: June 1, 1990 - September 30, 1990, 1990
citation imageNeal, C., and Power, J. (compilers), 1990, Alaska Volcano Observatory summer report: June 1, 1990 - September 30, 1990: Alaska Volcano Observatory bimonthly report series, 38 p.


Alaska Volcano Observatory fall report: October 1, 1990 - December 31, 1990, 1990
citation imageNeal, C.A., and Power, J. (compilers), 1990, Alaska Volcano Observatory fall report: October 1, 1990 - December 31, 1990: Alaska Volcano Observatory bimonthly report series, 8 p.


A networked computer configuration for seismic monitoring of volcanic eruptions, 1990
March, G. D., and Power, John, 1990, A networked computer configuration for seismic monitoring of volcanic eruptions: U.S. Geological Survey Open-File Report OF 90-0422, 19 p.


Seismicity associated with the 1986 eruption of Augustine Volcano, Alaska, 1988
citation imagePower, John, 1988, Seismicity associated with the 1986 eruption of Augustine Volcano, Alaska: University of Alaska Fairbanks unpublished M.S. thesis, 142 p.


Seismicity associated with the 1986 eruption of Mt. St. Augustine Volcano, 1988
Power, John, Kienle, Juergen, and Davies, J. N., 1988, Seismicity associated with the 1986 eruption of Mt. St. Augustine Volcano [abs.]: Eos, v. 69, n. 44, p. 1488.


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