Makushin geologic, topographic, and location maps, as well as references that are classified as maps or that contain maps.

Cameron, C.E., Schaefer, J.R., and Mulliken, K.M., 2018, Historically active volcanoes of Alaska: Alaska Division of Geological & Geophysical Surveys Miscellaneous Publication 133 v. 3, 2 sheets. Http://doi.org/10.14509/30142
download from DGGS website

Worden, A.K., Schaefer, J.R., and Mulliken, K.M., 2018, Tephra occurrence in Alaska: a map-based compilation of stratigraphic tephra data: Alaska Division of Geological and Geophysical Surveys Miscellaneous Publication 165, 19 p., http://doi.org/10.14509/30059
publication for download on DGGS website

Schaefer, J.R., Cameron, C.E., and Nye, C.J., 2014, Historically active volcanoes of Alaska: Alaska Division of Geological & Geophysical Surveys Miscellaneous Publication 133 v. 1.2, 1 sheet, scale 1:3,000,000. This publication has been superseded. Newest version available at http://www.dggs.alaska.gov/pubs/id/20181 .
PDF files on DGGS's web site

Schaefer, Janet, and Nye, C. J., 2002, Historically active volcanoes of the Aleutian Arc: Alaska Division of Geological & Geophysical Surveys Miscellaneous Publication MP 0123, unpaged, 1 sheet, scale 1:3,000,000. Superceded by Miscellaneous Publication 133: http://www.dggs.dnr.state.ak.us/pubs/pubs?reqtype=citation&ID=20181
link to PDF files on DGGS website of MP133, which updates MP123

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

Nye, C. J., Queen, Katherine, and McCarthy, A. M., 1998, Volcanoes of Alaska: Alaska Division of Geological & Geophysical Surveys Information Circular IC 0038, unpaged, 1 sheet, scale 1:4,000,000, available at http://www.dggs.dnr.state.ak.us/pubs/pubs?reqtype=citation&ID=7043 .
website with links to sheets in PDF format

McConnell, V. S., Beget, J. E., Roach, A. L., Bean, K. W., and Nye, C. J., 1998, Geologic map of the Makushin volcanic field, Unalaska Island, Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 97-20, unpaged, 2 sheets, scale 1:63,360.
website with links to map sheets and report in PDF format

Alaska Division of Geological & Geophysical Surveys, 1995, Volcanoes of Alaska: Alaska Division of Geological & Geophysical Surveys Information Circular IC 0038, unpaged, 1 sheet, scale 1:4,000,000.

March, G. D., 1993, Holocene volcanoes of the Aleutian Arc, Alaska: Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 93-85, unpaged, 1 sheet, scale 1:2,000,000.

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 files

Wescott, E. M., Turner, D. L., Witte, William, and Petzinger, Becky, 1988, Helium and mercury soil surveys Hot Springs Bay Valley, Akutan Island, Alaska: in Motyka, R. J. and Nye, C. J., (eds.), A geological, geochemical, and geophysical survey of the geothermal resources at Hot Springs Bay Valley, Akutan Island, Alaska, Alaska Division of Geological & Geophysical Survey Report of Investigation 88-03, p. 67-76, 2 sheets, scale 1:20,000 and 1:4000.

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 format

Carrick, S., and Maurer, M. A., 1986, Hydrology, surface water and water quality: 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. I1-I35, 2 plates, scale 1:24,000.

Combellick, R. A., 1986, Engineering geology of the proposed site for a geothermal power plant on Unalaska Island, Alaska: 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. B1-B14, 2 sheets, scale 1:480.

Holmes, C. E., 1986, Archaeological evaluation of the proposed Makushin geothermal power facility, Unalaska Island, Alaska: in Updike, R. G., (ed.), Alaska Division of Geological & Geophysical Surveys Public-Data File PDF 86-60, p. L1-L8, 1 sheet, scale 1:24,000.

Reeder, J. W., 1986, Ground stability and springwater geothermal resource assessment of the Makushin (Broad Bay) Valley: 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. H1-H11, J1-J37, 3 sheets, scale 1:24,000.

Updike, R. G., 1986, Construction materials assessment: 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. K1-K41, 1 sheet, scale 1:24,000.

March, G. D., 1986, Avalanche hazard 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. G1-G8, 2 sheets, scale 1:24,000.

Long, W. E., 1986, Glacial hazard 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. F1-F15, 1 sheet, scale 1:24,000.

Krause, K. J., 1986, Transmission powerline and road corridor geotechnical study for the proposed Makushin geothermal field power facility on Unalaska Island: 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. C1-C17, 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.

Luedke, R. G., and Smith, R. L., 1986, Map showing distribution, composition, and age of Late Cenozoic volcanic centers in Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I 1091-F, unpaged, 3 sheets, scale 1:1,000,000.
ADGGS website with links to map PDFs

Nye, 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.

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.

Arce, G. N., 1983, Volcanic hazards from Makushin Volcano, northern Unalaska Island, Alaska: University of Alaska Fairbanks unpublished M.S. thesis, Fairbanks, AK, 142 p., 2 sheets, scale unknown.

Republic Geothermal Inc., 1983, The Unalaska Geothermal Exploration Project, Phase 1B: in RGI Final report prepared for the Alaska Power Authority, 160 p., 9 plates, scale 1:24,000 and 1:50,000.

Turner, D. L., Forbes, R. B., Albanese, Mary, Macbeth, Joyce, Lockhart, A. B., and Seed, S. M., 1980, Geothermal energy resources of Alaska: University of Alaska Fairbanks Geophysical Institute Report UAG-R 279, 19 p., 3 sheets, scale 1 at 1:2,500,000.

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

Wilcox, R. E., 1959, Some effects of recent volcanic ash falls with special reference to Alaska: in Investigations of Alaskan volcanoes, U.S. Geological Survey Bulletin 1028-N, p. 409-476, 5 sheets, scale unknown.
full-text PDF : 1.5 MB
plate 54 PDF : 76 KB
plate 55 PDF : 194 KB
plate 56 PDF : 234 KB
plate 57 PDF : 177 KB
plate 58 PDF : 140 KB

Snyder, G. L., 1954, Eruption of Trident Volcano, Katmai National Monument, Alaska, Feb.-June 1953: U.S. Geological Survey Circular C 0318, 7 p., 2 sheets, scale unknown.
link to DGGS website containing PDF

Coats, R. R., 1950, Volcanic activity in the Aleutian Arc: U.S. Geological Survey Bulletin 0974-B, p. 35-49, 1 sheet, scale unknown.
plate 1 PDF : 819 KB
full-text PDF : 783 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

Maddren, A. G., 1919, Sulphur on Unalaska and Akun islands and near Stepovak Bay, Alaska: U.S. Geological Survey Bulletin 0692-E, p. 283-298, 1 plate, scale unknown.
full-text PDF : 479 KB

Becker, G. F., 1898, Reconnaissance of the gold fields of southern Alaska with some notes on general geology: U.S. Geological Survey Annual Report 0018, p. 1-86, 6 sheets, scale unknown.
full-text PDF : 1.5 MB