Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1. C-24 Geologic Atlas of Sibley County, Minnesota [Part A]

2011. Lusardi, B.A, Runkel, A.C, and Meyer, G.N. Plate 2 Bedrock Geology, Plate 3, Surficial Geology, Scale 1:100,000. This atlas is a work in progress. Plates 1 and 2 were completed in 2010 as pa...

2. C-25 Geologic Atlas of Nicollet County, Minnesota [Part A]

2011. Meyer, G.N, Runkel, A.C, and Lusardi, B.A. Plate 2, Bedrock Geology, Plate 3, Surficial Geology, Scale 1:100,000. This atlas is a work in progress. Plates 1 and 2 were completed in 2010 as p...

3. C-26 Geologic Atlas of Blue Earth County, Minnesota [Part A]

2011. Runkel, A.C, Meyer, G.N, and Lusardi, B.A. Plate 1, Data Base,Plate 2, Bedrock Geology, Plate 3, Surficial Geology, Plate 4 Quaternary stratigraphy, Plate 5 Sand distribution models, Plate 6...

4. C-27 Geologic Atlas of Anoka County, Minnesota [Part A]

2011. Setterholm, Dale, R. Scale 1:100,000. Plates 2 and 3 were completed in 2011 as part of the USGS Statemap program. Additional plates, digital data and recomposed version...

5. Liquefaction Potential of Materials: Indiana, 2011

2011. Denver Harper (GIS compiler, Mary Parke (Data compiler), John Steinmetz (Data compiler), Walter E. Gray (Data compiler), Indiana Geological Survey, Kim Sowder (GIS compiler), and Chris Dintaman (GIS compiler). EARTHQUAKE_LIQUEFACTION_POTENTIAL_MM81_IN is a polygon shapefile that shows highly generalized categories (low, moderate, and high) of liquefaction...

6. Predicted Responses of Geologic Materials to Seismically Induced Ground Shaking: Indiana, 2011

2011. Denver Harper (GIS compiler, John Hill (Data compiler), Indiana Geological Survey, Kim Sowder (GIS compiler), and Chris Dintaman (GIS compiler). SEISMIC_SHAKING_PREDICTED_RESPONSE_RP35_IN is a polygon shapefile that shows the distribution and classification of National Earthquake Hazards Red...

7. Density of sinkholes per square kilometer in southern Indiana and Kentucky, Derived from the 2011 Sinkhole Inventory: Indiana, 2011

2011. Indiana Geological Survey (IGS), United States Forest Service (USFS), Center for Geospatial Data Analysis (CGDA), and Sally L. Letsinger (data compiler). This raster file was created to display in a geographic information systems (GIS) the density in square kilometers of mapped and modeled (indirectl...

8. Sinkhole inventory for southern Indiana and northern Kentucky: Indiana, 2011

2011. Indiana Geological Survey (IGS), United States Forest Service (USFS), Center for Geospatial Data Analysis (CGDA), and Sally L. Letsinger (data compiler). This point shapefile was created to display in a geographic information system (GIS) mapped and modeled (indirectly mapped) sinkhole locations in s...