Cameron, C.E., Crass, S.W., and AVO Staff, eds, 2022, Geologic database of information on volcanoes in Alaska (GeoDIVA): Alaska Division of Geologic and Geophysical Surveys Digital Data Series 20, https://doi.org/10.14509/geodiva, https://doi.org/10.14509/30901.
LinkNeal, C.A., Herrick, J., Girina, O.,A., Chibisova, M., Rybin, A., McGimsey, R.G., and Dixon, J., 2014, 2010 Volcanic activity in Alaska, Kamchatka, and the Kurile Islands - Summary of events and response of the Alaska Volcano Observatory: U.S. Geological Survey Scientific Investigations Report 2014-5034, 76 p., http://dx.doi.org/10.3133/sir20145034 .
USGS website with link to PDFCameron, 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 .

Hildreth, Wes, Fierstein, Judy, and Calvert, A.T., 2007, Blue Mountain and The Gas Rocks; rear-arc dome clusters on the Alaska Peninsula: in Haeussler, P.J., and Galloway, J.P., eds., Studies by the U.S. Geological Survey in Alaska, U.S. Geological Survey Professional Paper 1739-A, 27 p., available at http://pubs.usgs.gov/pp/pp1739/a/ .
USGS website with link to full-text PDFSiebert, 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.
websiteSymonds, R. B., Ritchie, B. E., McGimsey, R. G., Ort, M. H., Poreda, R. J., Evans, W. C., and Janik, C. J., 1997, Investigations of gas seeps and springs in the vicinity of The Gas Rocks, south shore Becharof Lake, Alaska: U.S. Geological Survey Open-File Report 97-0127, 27 p.
Symonds, R. B., Ritchie, B. E., McGimsey, R. G., and Ort, M. O., 1996, Preliminary report on the 1995 Gas Seep and Spring sampling in the vicinity of Gas Rocks, South Shore Becharof Lake: U.S. Geological Survey Open File Report, p. unknown.
Simkin, Tom, and Siebert, Lee, 1994, Volcanoes of the world [2nd edition]: Tucson, Arizona, Geoscience Press, 349 p.

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 filesWilson, F.H., and Shew, Nora, 1992, Map and tables showing geochronology and whole-rock geochemistry of selected samples, Ugashik and part of Karluk quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF-1539-E, 34 p., 2 sheets, scale 1:250,000.
link to PDFs of report and sheetsWood, C. A., and Kienle, Juergen, (eds.), 1990, Volcanoes of North America: United States and Canada: New York, Cambridge University Press, 354 p.
Church, S. E., Detterman, R. L., and Wilson, F. H., 1989, Mineral and energy resource assessment maps of the Ugashik, Bristol Bay and western Karluk quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 1539-I, unpaged, 2 plates, scale 1:63,360.
Case, J. E., Detterman, R. L., Wilson, F. H., Chuchel, B. A., and Yount, M. E., 1988, Maps showing aeromagnetic survey and geologic interpretation of the Ugashik and part of the Karluk quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 1539-D, 12 p., 2 plates, scale 1:250,000.

Detterman, R. L., Wilson, F. H., Yount, M. E., and Miller, T. P., 1987, Quaternary geologic map of the Ugashik, Bristol Bay, and western part of Karluk quadrangles, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I 1801, unpaged, 1 sheet, scale 1:250,000, available online at http://www.dggs.dnr.state.ak.us/pubs/pubs?reqtype=citation&ID=12928 .
link to PDF of mapDetterman, R. L., Case, J. E., Wilson, F. H., and Yount, M. E., 1987, Geologic map of the Ugashik, Bristol Bay, and western part of Karluk quadrangle, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I 1685, unpaged, 1 plate, scale 1:250,000.
link on DGGS website to PDF of the mapJacob, K. H., 1986, Seismicity, tectonics, and geohazards of the Gulf of Alaska: in Hood, D. W. and Zimmerman, S. T., (eds.), The Gulf of Alaska: physical environment and biological recourses, Washington, DC, U.S. Department of Commerce & U.S. Department of the Interior, p. 145-184.
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 PDFsDetterman, R. L., Case, J. E., Wilson, F. H., Yount, M. E., and Allaway, W. H. Jr., 1983, Generalized geologic map of the Ugashik, Bristol Bay, and part of the Karluk quadrangles, Alaska: U.S. Geological Survey Miscellaneous Field Studies Map MF 1539-A, unpaged, 1 sheet, scale 1:250,000.
Wilson, F. H., and Shew, Nora, 1982, Preliminary results of potassium-argon age determinations from the Ugashik Quadrangle, Alaska Peninsula: in Coonrad, W. L., (ed.), The United States Geological Survey in Alaska: accomplishments in 1980 U.S. Geological Survey Circular C 0844, p. 86-87.
Simkin, Tom, Siebert, Lee, McClelland, Lindsay, Bridge, David, Newhall, Christopher, and Latter, J. H., 1981, Volcanoes of the world: Stroudsburg, PA, Hutchinson Publishing Company, 233 p.
LeCompte, J. R., 1981, Preliminary maps showing interpretation of Landsat imagery of the Ugashik and Karluk quadrangles, Alaska: U.S. Geological Survey Open-File Report 81-0776, unpaged, 2 plates, scale 1:250,000.
Motyka, R. J., Moorman, M. A., and Liss, S. A., 1981, Assessment of thermal springs sites, Aleutian arc, Atka Island to Becharof Lake-preliminary results and evaluation: Alaska Division of Geological & Geophysical Surveys Open-File Report AOF 0144, 173 p.
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.
Smith, R. L., Shaw, H. R., Luedke, R. G., and Russell, S. L., 1978, Comprehensive tables giving physical data and thermal energy estimates for young igneous systems of the United States: U.S. Geological Survey Open-File Report 78-0925, p. 1-25.

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.
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plate 8 PDF : 1.6 MB