Our USGS topographic map index may be used to view quadrangles within each county:
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Bedrock Geology of Baldwin Quadrangle, includes Two 34" x 28" map sheets; sheet 1 contains map, legends, and 1 figures; sheet 2 includes descriptive stratigraphic column, 1 cross section, 2 images, and descriptive text. Authors: J.R.Devera, J.A.Nelson, W.J.Denny, F.B., 2018.
Geology of Bandana Quadrangle, Pulaski and Massac Counties, Illinois: Illinois State Geological Survey, Illinois Geologic Quadrangle Map, IGQ Bandana-G, 1:24,000, report,8p. One 36" × 30" map sheet and one 8-page report; map sheet includes map and legends; report includes descriptive text with 5 figures. Nelson, W.J., 2007 Quantity
Bedrock Geology of Daysville Quadrangle
Kolata, D.R., 2014, 1:24,000. Description: Two 36" x 30 " map sheets; sheet 1 contains map, legends, and cross section; sheet 2 includes descriptive stratigraphic column and descriptive text with 3 figures.
Bedrock Geology of De Soto Quadrangle, includes two 34" x 28" map sheets; sheet 1 contains map and legends; sheet 2 includes descriptive stratigraphic column, 1 generalized cross section, 1 table, and descriptive text. Illinois State Geological Survey, USGS-STATEMAP contract report, 2 sheets, 1:24,000. Authors: Nelson, W.J., 2018.
Surficial Geology of Frankfort Quadrangle
Caron, O.J., and A.C. Phillips, 2015, Surficial Geology of Frankfort Quadrangle, Will and Cook Counties, Illinois: Illinois State Geological Survey, USGS-STATEMAP contract report Two 36" x 30 " map sheets and one 3-page report; sheet 1 contains map and legends; sheet 2 includes 3 cross sections and 4 figures; report contains descriptive text and one table.
Surficial Geology of Fox Lake Quadrangle Thomason, J.F., and M.L. Barnhardt, 2008, Surficial Geology of Fox Lake Quadrangle, McHenry and Lake Counties, Illinois, and Kenosha County, Wisconsin: Illinois State Geological Survey, USGS-Central Great Lakes Geologic Mapping Coalition contract report, CGLGMC Fox Lake-SG, 2 sheets, 1:24,000, report, 5 p.
Surficial Geology of Fox Lake Quadrangle
Description: Two 36" x 30 " map sheets; sheet 1 contains map and legends; sheet 2 contains cross sections; report contains descriptive text and 5 figures.
Cartography, GIS, and graphics contributors: Jennifer E. Carrell and Jane E.J. Domier.
Bedrock Geology of Galatia Quadrangle
Nelson, W.J., and F.B. Denny, 2015, 1:24,000. Description: Two 36" x 30 " map sheets and one 4-page report; sheet 1 contains map, legends, and one figure; sheet 2 includes descriptive stratigraphic column and cross section; report contains descriptive text.
Bedrock Geology of Harco Quadrangle
Nelson, W.J., and F.B. Denny, 2015, 1:24,000. Description: Bedrock Geology of Harco Quadrangle, Saline, Williamson, and Franklin Counties, Illinois: Illinois State Geological Survey, USGS-STATEMAP contract report, Two 36" x 30 " map sheets and one 5-page report; sheet 1 contains map and legends; sheet 2 includes descriptive stratigraphic column and cross section; report contains descriptive text.
Bedrock Geology of Hardin Quadrangle, Greene, Calhoun, and Jersey Counties, Illinois: Illinois State Geological Survey. Two 36" x 30 " map sheets and one 7-page report; sheet 1 contains map and legends; sheet 2 includes descriptive stratigraphic column and cross section; report contains descriptive text, and 7 figures. Authors: Seid, M.J., and J.A. Devera, 2015.
Surficial Geology of Illiana Heights Quadrangle, Kankakee County, Illinois, and Newton and Lake Counties, Indiana: Illinois State Geological Survey, USGS-STATEMAP contract report, 2 sheets, 1:24,000. Description: Two 36" x 30 " map sheets; sheet 1 contains map and legends; sheet 2 includes 2 cross sections. Curry, B.B., and A.R. Bruegger, 2014
Surficial Geology of Keyesport Quadrangle
Grimley, D.A., and K.A. Walkowska, 2017, Surficial geology of Keyesport Quadrangle, Clinton, Bond, and Fayette Counties, Illinois: Illinois State Geological Survey, Illinois Geologic Quadrangle Map, IGQ Keyesport-SG, 2 sheets, 1:24,000; report, 10 p.
Barnhardt, M.L., et al., 2015, Surficial Geology of Lake County, Illinois and adjoining areas: Illinois State Geological Survey, USGS-STATEMAP contract report, 2 sheets, 1:62,500.
Description:Two 38" x 35 " map sheets; sheet 1 contains map and legend; sheet 2 includes cross sections and descriptive text with 1 figure.
Cartography, GIS, and graphics contributors: Barbara J. Stiff, Jennifer E. Carrell, Jane E. Johnshoy Domier, Donald E. Luman, Dawn V. Heckman, Virgie J. Amacher
Surficial Geology of Maunie Quadrangle
Phillips, A.C., O. Caron, and T.H. Larson, 2014, 1:24,000. Description: Two 36" x 30 " map sheets; sheet 1 contains map and legends; sheet 2 includes 3 cross sections, 3 geophysical profiles, and descriptive text with 2 figures.
Surficial Geology of Monticello Quadrangle, includes two 34" x 28" map sheets; sheet 1 contains map, legends and 2 figures; sheet 2 includes 2 cross sections, 1 figure, and descriptive text. Illinois State Geological Survey, USGS-STATEMAP contract report, 2 sheets, 1:24,000. Author: Stumpf, A.J., 2018.
Surficial Geology of Pleasant Mound Quadrangle, includes two 34" x 28" map sheets; sheet 1 contains map and legends; sheet 2 includes 4 cross sections and 4 figures, and descriptive text. A thirteen page report accompanies the map sheets. Illinois: Illinois State Geological Survey, USGS-STATEMAP contract report, 2 sheets, 1:24,000, report, 14 p. Authors: Grimley, D.A.Szocinski, P.Larson, T.H.Balikian, R., 2018.
Bedrock Topography of Pomona Quadrangle, Jackson County, Illinois: Illinois State Geological Survey, Illinois Preliminary Geologic Map, IPGM Pomona-BG, 1 sheets, 1:24,000. Authors: Seid, M.J., Nelson, W.J., and Devera, J.A., 2009
Surficial Geology of Rantoul Quadrangle
Stumpf, A.J., 2014, 1:24,000. Description: Three 36" x 30 " map sheets; sheet 1 contains map, 2 inset maps, and legends; sheet 2 includes 3 cross sections and legend; sheet 3 contains descriptive text with 6 figures.
Bedrock Geology of Repton Quadrangle
Seid, M.J., 2014, 1:24,000. Description: Two 36" x 30 " map sheets; sheet 1 contains map and legends; sheet 2 includes descriptive stratigraphic column and descriptive text.
Surficial Geology of Sag Bridge Quadrangle
Curry, B.B., and A.R. Bruegger, 2015, Surficial Geology of Sag Bridge Quadrangle, Cook, DuPage, and Will Counties, Illinois: Illinois State Geological Survey, USGS-STATEMAP contract report, two 36" x 30 " map sheets; sheet 1 contains map and legends; sheet 2 includes 1 cross section and 1 figure.
Grimley, D. A., and J. M. Gemperline, 2015, Surficial Geology of Stolletown Quadrangle, Bond and Clinton Counties, Illinois: Illinois State Geological Survey, Illinois Geologic Quadrangle Map, IGQ Stolletown-SG, 2 sheets, 1:24,000, report, 11 p. Description: Two 36" x 30 " map sheets and one 11-page report; sheet 1 contains map and legends; sheet 2 includes 4 cross sections and 4 figures; report contains descriptive text and 3 figures.
Surficial Geology of Tinley Park Quadrangle, includes two 34" x 28" map sheets; sheet 1 contains map and legends; sheet 2 includes 2 cross sections, 3 figures, and descriptive text. Illinois State Geological Survey, USGS-STATEMAP contract report, 2 sheets, 1:24,000. Authors: Caron, O.J.Curry, B.B., 2018.
Description: Three 35" x 30 " map sheets; sheet 1 contains map, legends, and descriptive text; sheet 2 contains map, legends, and stratigraphic column; sheet 3 contains map and legends.
Huff, B.G., B. Seyler, R.J Jacobson, A.B. Lecouris, and P.N. Irwin, 2016 Quantity
Bedrock Geology of Walsh Quadrangle
Devera, J.A., 2013, 1:24,000. Description: Two 36" x 30 " map sheets and one 8-page report; sheet 1 contains map and legends; sheet 2 includes descriptive stratigraphic column and cross section; report contains descriptive text, 9 figures, and 3 plates.
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