Regional Maps
Basal Sand and Gravel Thickness of the Middle Illinois River Valley, Bureau, LaSalle, Marshall, Peoria, Putnam, and Woodford Counties, Illinois
One 41" × 45" map sheet; contains map, legends; descriptive text, 1 table, and 3 figures.
Soil parent materials of the middle Illinois River valley, Bureau, LaSalle, Marshall, Peoria, Putnam, and Woodford Counties, Illinois
One 32" × 45" map sheet; contains map, legend; and descriptive text.
Aquifer sensitivity of the basal sand and gravel of the middle Illinois River valley, Bureau, LaSalle, Marshall, Peoria, Putnam, and Woodford Counties, Illinois
One 40" × 45" map sheet; contains map, legend; descriptive text, and 2 figures.
Geologic Cross Sections across the Mahomet Bedrock Valley
One 44" x 35 " map sheet; contains 5 cross sections, 1 correlation diagram, legends, one figure, and descriptive text.
Drift Thickness of the Middle Illinois River Valley
One 37" × 44" map sheet; includes map, legends, and descriptive text with 3 figures.
Structural cross section of the Paleozoic rocks in Illinois, Wayne County to Stephenson County
Two 34" × 41" map sheets
Infrastructure for Emergency Response Planning in the Vicinity of the Lower Wabash Valley Illinois, Indiana, and Kentucky
Geologic Materials in the Vicinity of the Lower Wabash Valley Illinois, Indiana, and Kentucky
Surficial Geology of the Middle Illinois River Valley
One 35" × 46" map sheet and one 7-page report; map sheet contains map, legends, and 3 cross sections; report includes descriptive text with 1 figure.
Bedrock Topography of the Middle Illinois River Valley
One 38" × 44" map sheet; includes map, legends, and descriptive text with 2 figures.
Elevation of the Basal Sand and Gravel of the Middle Illinois River Valley
One 37" × 44" map sheet; includes map, legends, and descriptive text with 4 figures.