ILLINOIS

• Current Regional Earthquake Information
• Earthquakes in the Mississippi Valley (fact sheet)
• 1996 Seismic Hazard Maps
• The Illinois Basin (fact sheet)
• Coal Fields -- US map (open-file report)
• Illinois State Minerals Information
• U.S. Geological Survey's Mineral Resources Program Activities in the Upper Midwest [Information Handout]
• Southern Lake Michigan - Sidescan Sonar Surveys

INDIANA

• Current Regional Earthquake Information
• Earthquakes in the Mississippi Valley (fact sheet)
• 1996 Seismic Hazard Maps
• The Illinois Basin (fact sheet)
• Coal Fields -- US map (open-file report)
• Indiana State Minerals Information
• U.S. Geological Survey's Mineral Resources Program Activities in the Upper Midwest [Information Handout]
• Southern Lake Michigan - Sidescan Sonar Surveys

MICHIGAN

• Current Earthquake Information -- US Map
• 1996 Seismic Hazard Maps
• Coal Fields -- US map (open-file report)
• Fracture Patterns and Their Origin in the Upper Devonian Antrim Shale Gas Reservoir of the Michigan Basin: A Review (open-file report)
• Michigan State Minerals Information
• Digital geologic map and mineral deposits of the Lake Superior region
• Preliminary Digital Geologic Map of the Early Proterozoic Continental Margin, Northern Michigan and Wisconsin
• Geology and Mineral Deposits of the Keweenaw Peninsula and Vicinity, Michigan
• An Environmental History of the 19th Century Marquette Iron Range
• Digital Bedrock Geologic Map of the Ashland and Northern Part of the Ironwood 30'x60'Quadrangles, Wisconsin and Michigan
• Southern Lake Michigan - Sidescan Sonar Surveys
• U.S. Geological Survey's Mineral Resources Program Activities in the Upper Midwest [Information Handout]

OHIO

• Lake Erie Mapping - Sidescan Sonar Surveys
• Current Regional Earthquake Information
• Earthquakes in the Mississippi Valley (fact sheet)
• 1996 Seismic Hazard Maps
• The Appalachian Basin (fact sheet)
• Coal Fields -- US map (open-file report)
• Map Showing Areal Extent of the Pittsburgh Coal Bed and Horizon and Mined Areas of the Pittsburgh Coal Bed in Pennsylvania, Ohio, West Virginia, and Maryland -- map (open-file report)
• Possible Continuous-Type (Unconventional) Gas Accumulation in Lower Silurian "Clinton" Sands, Medina Group, and the Tuscarora Sandstone in the Appalachian Basin: A Progress Report of 1995 Project Activities (open-file report)
• Stratigraphic Framework of Cambrian and Ordovician Rocks in the Central Appalachian Basin
• Stratigraphic Framework of Cambrian and Ordovician Rocks in the Central Appalachian Basin from Campbell county, Kentucky, to Tazewell County, Virginia -- map
• Ohio State Minerals Information

WISCONSIN

• 1996 Seismic Hazard Maps
• Digital Geologic Map and Mineral Deposits of the Lake Superior Region [Open-File Report]
• Wisconsin State Minerals Information
• Potential for New Nickel-Copper Sulfide Deposits in the Lake Superior Region [Information Handout]
• U.S. Geological Survey's Mineral Resources Program Activities in the Upper Midwest [Information Handout]

RELATED USGS INFORMATION

• USGS Fact Sheets -- listed by state
• Biological Resources -- Science by State
• National Mapping -- Geospatial Data and Related Products
• Water Resources -- Sites of Regional and State Offices
• USGS State Representatives

OTHER SOURCES OF GEOLOGIC INFORMATION

• By State
• Association of American State Geologists

This page is URL:http://geology.er.usgs.gov/states/midwest.html
Maintained by Eastern Publications Group Web Team
Last modified 07.15.02 (krw)