Ewert, J.W., Diefenbach, A.K., and Ramsey, D.W., 2018, 2018 update to the U.S. Geological Survey national volcanic threat assessment: U.S. Geological Survey Scientific Investigations Report 2018-5140, 40 p., https://doi.org/10.3133/ sir20185140.
download from USGS
Buurman, Helena, Nye, C.J., West, M.E., and Cameron, Cheryl, 2014, Regional controls on volcano seismicity along the Aleutian Arc: Geochemistry, Geophysics, Geosystems, doi:10.1002/2013GC005101
Cameron, C.E., and Nye, C.J., 2014, Preliminary database of Quaternary vents in Alaska: Alaska Division of Geological & Geophysical Surveys Miscellaneous Publication 153, 11 p., doi:10.14509/27357 .

Ewert, John, 2007, System for ranking relative threats of U.S. volcanoes: Natural Hazards Review, v. 8, n. 4, p. 112-124.

Bridges, D.L., and Gao, S.S., 2006, Spatial variation of seismic b-values beneath Makushin Volcano, Unalaska Island, Alaska: Earth and Planetary Science Letters, v. 245, p. 408-415.

Ewert, John, Guffanti, Marianne, Cervelli, Peter, and Quick, James, 2006, The National Volcano Early Warning System (NVEWS): U.S. Geological Survey Fact Sheet FS 2006-3142, 2 p., available at http://pubs.usgs.gov/fs/2006/3142 .
PDF on USGS server : 1 MB

Ewert, J.W., Guffanti, Marianne, and Murray, T.L., 2005, An assessment of volcanic threat and monitoring capabilities in the United States: framework for a National Volcano Early Warning System NVEWS: U.S. Geological Survey Open-File Report 2005-1164, 62 p.
full-text PDF : 2.90 MB
Siebert, L., and Simkin, T., 2002-, Volcanoes of the world: an illustrated catalog of Holocene volcanoes and their eruptions: Smithsonian Institution, Global Volcanism Program Digital Information Series GVP-3, http://volcano.si.edu/search_volcano.cfm, unpaged internet resource.
website
Beget, J. E., Nye, C. J., and Bean, K. W., 2000, Preliminary volcano-hazard assessment for Makushin Volcano, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2000-4, 22 p., 1 sheet, scale 1:100,000.
full-text PDF : .87 MB
map sheet plate : 7.68 MB

Bean, K. W., 1999, The Holocene eruptive history of Makushin Volcano, Alaska: University of Alaska Fairbanks unpublished M.S. thesis, Fairbanks, AK, 130 p.
full-text PDF : 6.1 MB

Miller, T. P., McGimsey, R. G., Richter, D. H., Riehle, J. R., Nye, C. J., Yount, M. E., and Dumoulin, J. A., 1998, Catalog of the historically active volcanoes of Alaska: U.S. Geological Survey Open-File Report 98-0582, 104 p.
title page PDF : 52
intro and TOC PDF : 268 KB
eastern part - Wrangell to Ukinrek Maars PDF : 972 KB
central part - Chiginagak to Cleveland PDF : 2,463 KB
western part - Carlisle to Kiska PDF : 956 KB
references PDF : 43 KB

Roach, A. L., 1997, Crystal clots in the flank vents and lavas of the Makushin volcanic field: implications for cumulate entrainment: University of Alaska Fairbanks unpublished M.S. thesis, 126 p.
Roach, A. L., and Eichelberger, J. C., 1997, Crystal clots in the lavas of the Makushin volcanic field: implications for cumulate entrainment [abs.]: Eos, v. 78, n. 46, p. 796.
Roach, A. L., and McConnell, V. S., 1996, Historical evolution of the summit crater of Makushin Volcano, Unalaska Island, Alaska [abs.]: Eos, v. 77, n. 46, p. 771-772.
Miller, T. P., 1994, Geothermal resources of Alaska: in Plafker, George and Berg, H. C., (eds.), The Geology of Alaska, Geological Society of America The Geology of North America series v. G-1, p. 979-987.

Myers, J. D., 1994, The geology, geochemistry and petrology of the recent magmatic phase of the central and western Aleutian Arc: unpublished manuscript unpaged.

Motyka, R. J., Liss, S. A., Nye, C. J., and Moorman, M. A., 1993, Geothermal resources of the Aleutian Arc: Alaska Division of Geological & Geophysical Surveys Professional Report PR 0114, 17 p., 4 sheets, scale 1:1,000,000.
website with links to PDF filesWood, C. A., and Kienle, Juergen, (eds.), 1990, Volcanoes of North America: United States and Canada: New York, Cambridge University Press, 354 p.
Reeder, J. W., Denig-Chakroff, D. N., and Economides, M. J., 1987, The resource and development potential of the Makushin Volcano geothermal reservoir of the Aleutian Islands, Alaska: In Situ, v. 11, n. 1, p. 81-116.
Dames, and Moore, 1987, Unalaska geothermal feasibility study: in Unpublished report submitted to Alaska Power Authority, v. 1-2, 6 p.
Motyka, R. J., Queen, L. D., Janik, C. J., Sheppard, D. S., Poreda, R. J., and Liss, S. A., 1986, Fluid geochemistry and fluid mineral equilibria in test wells and thermal gradient holes at the Makushin geothermal area, Unalaska Island, Alaska: Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 86-59, 155 p.

Nye, C. J., Swanson, S. E., and Reeder, J. W., 1986, Petrology and geochemistry of Quaternary volcanic rocks from Makushin volcano, central Aleutian Arc: Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 86-80, 123 p., 1 sheet, scale 1:50 000.
link to DGGS website, with report and map in PDF formatNye, C. J., 1986, Volcanic hazards constraints: in Updike, R. G., (ed.), Engineering geology, technical feasibility study, Makushin geothermal power project, Unalaska, Alaska, Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 86-60, p. E1-E11, 1 sheet, scale 1:24,000.
Updike, R. G., 1986, Engineering geology, technical feasibility study, Makushin geothermal power project, Unalaska Alaska: in Engineering geology technical feasibility study Makushin geothermal power project, Unalaska, Alaska, Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 86-60, 261 p., 17 sheets, scale 1:24,000.
Economides, M. J., Morris, C. W., and Campbell, D. A., 1985, Evaluation of the Makushin geothermal reservoir, Unalaska Island: in Workshop on Geothermal Reservoir Engineering, 10, Proceedings, Stanford University, Stanford CA, SGP-TR-84, p. 227-232.
Nye, C. J., Queen, L. D., and Motyka, R. J., 1984, Geologic map of the Makushin geothermal area, Unalaska Island, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 84-3, unpaged, 2 sheets, scale 1:24,000.
Reeder, J. W., 1984, Fault and volcanic dike orientations of the Makushin Volcano region of the Aleutian arc [abs.]: in International Symposium on Recent Crustal Movements of the Pacific Region, Wellington, New Zealand, p. 44.
Motyka, R. J., and Queen, L. D., 1984, 1983 and 1984 Alaska Division of Geological and Geophysical Surveys geothermal fluids sampling and well logging at the Makushin geothermal area: Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 84-51, 50 p.
Reeder, J. W., 1982, The hydrothermal energy potential of the Aleutian arc with an emphasis on the Makushin Volcano region of Unalaska Island [abs.]: in Alaska Geological Society, Program and Abstracts, Anchorage, AK, 1982, p. 51-52.
Spencer, S. G., Long, G. A., and Chapman-Riggsbee, W., 1982, An analysis of geothermal resource development on Unalaska Island, Alaska: in Geothermal Resources Council Transactions, v. 6, p. 393-396.
Arce, G. N., and Economides, M. J., 1982, Analysis of volcanic hazards from Makushin Volcano, Unalaska Island: in New Zealand Geothermal Workshop, 4, Proceedings, p. 93-99.
Beebee, J., and Kirkwood, P., 1979, Unalaska: Prospects for geothermal energy: in Energy Systems Inc., report to Alaska Division of Geological and Geophysical Surveys, 12 p.
Smith, R. L., and Shaw, H. R., 1979, Igneous-related geothermal systems: in Muffler, L. J. P., (ed.), Assessment of geothermal resources of the United States 1978, U.S. Geological Survey Circular C 790, p. 12-17.
Muffler, L. J. P., 1979, Assessment of geothermal resources of the United States--1978: U.S. Geological Survey Circular C 0790, 163 p.
White, D. E., and Williams, D. L., 1975, Assessment of geothermal resources of the United States - 1975: U.S. Geological Survey Circular C 0726, 155 p.

Drewes, Harald, Fraser, G. D., Snyder, G. L., and Barnett, H. F. Jr., 1961, Geology of Unalaska Island and adjacent insular shelf, Aleutian Islands, Alaska: in Investigations of Alaskan volcanoes, U.S. Geological Survey Bulletin 1028-S, p. 583-676, 3 sheets, scale 2 at 1:250,000 and 1 unknown.
full-text PDF : 3.3 MB
plate 75 PDF : 6.7 MB
plate 76 PDF : 113 KB
plate 77 PDF : 250 KB
table 1 PDF : 326 KB

Smith, W. R., and Baker, A. A., 1924, The Cold Bay-Chignik District, Alaska: U.S. Geological Survey Bulletin 0755-D, p. 151-222, 5 plates, scale 4 at 1:250,000 and 1 unknown.
full-text PDF : 4.9 MB
plate 8 PDF : 1.6 MB