Maps
The Illinois State Geological Survey creates and
disseminates a variety of free and for-fee online
geologic maps and mapping data.
Following is a comprehensive list of the many sources of
maps and map data available from this and affiliated Web
sites.
ISGS is pleased to announce a new map series:
Illinois County Geologic Maps
ISGS Paper and CD/DVD map products
Index to USGS Topographic Maps
Downloadable Maps
Latest quadrangle and county releases
Illinois Preliminary Geologic Map Series (IPGM)
Illinois County Geologic Map Series (ICGM)
Illinois Geological Quadrangle Series (IGQ)
Open File Series
EDMAP
STATEMAP
Geologic quadrangle (1:24,000 scale)
County
Regional
State
Coal Mines, Coal Geology and Resource Data
Oil and gas (ILOIL)
Hydrogeology
Bedrock
Surficial
8½ × 11 inch maps and geologic column
Data
Water-well data
Well location (QuEStoR) maps and data extracts
Well log copying services (fee)
Gamma-ray logs database
Illinois Natural Resources Geospatial Data Clearinghouse
Historical aerial photographs
Partnership Programs
Central Great Lakes Geologic Mapping Coalition
Central U.S. Earthquake Consortium State Geologists
EDMAP
STATEMAP
MIDCARB
U.S. Geological Survey National Atlas Program Information
3-Dimensional Mapping Workshops
ISGS mapping program
Report archive
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