Recently Added Maps

Recently Added Maps for Download

Land Cover Map
The Illinois Land Cover map was produced in resonse to the need for current, detailed information about the land, the raw material of Illinois. Such information is essential to ensure wise land-use decisions and good land stewardship. Updated: July 24, 2019
Tazewell County Drift Thickness
1:62,500 Tazewell County map; 40" × 36" single map sheet; includes map, legend, and inset maps (2) Updated: March 21, 2019
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1:62,500 Carroll County map; 46" × 27" single map sheet; includes map, legend, descriptive text, and inset map Updated: March 20, 2019
New Athens East Surficial Map
Two 36" × 30" map sheets and one 12 page report; sheet 1 contains map and legends; sheet 2 contains graphic column and 2 cross sections; report includes descriptive text and 6 figures Updated: February 21, 2019
Surficial Geology of Pleasant Mound Quadrangle, map thumbnail, sheet 1
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. Updated: February 1, 2019
Surficial Geology of Monticello Quadrangle, map thumbnail, sheet 1
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. Updated: February 1, 2019
Bedrock Geology of De Soto Quadrangle, map thumbnail, sheet 1
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. Updated: February 1, 2019