Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1.
Geology of Blue Mounds State Park: Minnesota

Geology of Blue Mounds State Park: Minnesota

2015. Minnesota Geological Survey. This dataset contains 8 layers describing the geology of Blue Mounds State Park. The work used to produce this data was published in this report: <...

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Karst Feature Inventory Points: Minnesota

2018. University of Minnesota, Department of Geology and Geophysics; Minnesota Department of Natural Resources, Ecological and Water Resources Division. Southeastern Minnesota is part of the Upper Mississippi Valley Karst (Hedges and Alexander, 1985) that includes southwestern Wisconsin and northeas...

3.
Pollution Sensitivity of Near-Surface Materials: Minnesota

Pollution Sensitivity of Near-Surface Materials: Minnesota

2016. Minnesota Department of Natural Resources, County Geologic Atlas Program. This dataset estimates the pollution sensitivity of near-surface materials from the transmission time of water through 3 feet of soil and 7 feet of...

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Mixed

Surficial Sands: Minnesota

2016. Minnesota Department of Natural Resources, County Geologic Atlas Program. This dataset estimates the distribution of surficial sand units in Minnesota, from previously published surficial geology maps by the Minnesota Geo...

5.
Ecological Sections: Minnesota

Ecological Sections: Minnesota

1999. Minnesota Department of Natural Resources (DNR) - Division of Forestry. This coverage provides information for all three levels of the Ecological Classification System (ECS): Provinces, Sections, and Subsections. The b...

6.
Regions Prone to Surface Karst Feature Development: Minnesota

Regions Prone to Surface Karst Feature Development: Minnesota

2016. Minnesota Department of Natural Resources (DNR). In Minnesota, surface karst features (including but not restricted to sinkholes, caves, stream sinks, and karst springs) are observed to primarily ...