Unnamed (near Ukinrek Maars) geologic, topographic, and location maps, as well as references that are classified as maps or that contain maps.

Wilson, F. H., Detterman, R. L., Miller, J. W., and Case, J. E., 1995, Geologic map of the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska Peninsula, Alaska: U.S. Geological Survey Miscellaneous Investigations Series Map I 2272, unpaged, 2 sheets, scale 1:24,000.

Wilson, F. H., Shew, Nora, DuBois, G. D., and Bie, S. W., 1994, Sample locality map and analytical data for potassium-argon ages in the Port Moller, Stepovak Bay, and Simeonof Island quadrangles, Alaska Peninsula: U.S. Geological Survey Miscellaneous Field Studies Map MF 2155-E, 18 p., 1 plate, scale 1:250,000.

Wilson, 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 sheets

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., 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 map

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 map

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

Detterman, 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.

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.