Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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Michigan Bedrock Geology: Michigan

2015. State of Michigan. Bedrock geology polygons as digitized from the 1987 Michigan Bedrock Geology map.

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Geology: Centre County, Pennsylvania

Centre County Government. Geology layer showing the short and long names of the geologic formation.

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Quaternary Geology Map: Michigan

2017. State of Michigan. Digital version of Quaternary Geology maps of northern and southern Michigan.More Metadata.

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Bedrock Geology: Indiana

Bedrock Geology: Indiana

2010. Indiana Geological Survey. BEDROCK_GEOL_MM48_IN is a polygon shapefile that shows bedrock geology of the state of Indiana at a scale of 1:500,000. The mapped stratigraphic un...

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Bedrock Geology: Dublin, Ohio

2015. Ohio Geographically Referenced Information Program. Environmental data around the City of Dublin, OH, USA.

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Bedrock Geology: Michigan

2015. State of Michigan. Michigan bedrock geologyMore Metadata.

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Geology - Geologic Formations: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This file of geologic unit polygons is for educational us...

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Geology - Hydric Soils: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This data layer is a compilation of the MUPOLYGON feature...

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Geology - Physiographic Provinces: Maryland

2016. ArcGIS Online for Maryland. This is a MD iMAP hosted service layer. Find more information at http://imap.maryland.gov.This data layer contains the Province-level physiographic...

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Geology: Baltimore County, Maryland

Baltimore County Web Map Portal.

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Quaternary Geology: Michigan

2015. State of Michigan. Michigan Quaternary GeologyMore Metadata.

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Bedrock Geology 500k - Contacts: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:500,000-scale bedrock geology of Ohio. The bedrock geology dataset was originally derived from the 1:24,000-scale bedro...

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Bedrock Geology 500k - Faults: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:500,000-scale bedrock geology of Ohio. The bedrock geology dataset was originally derived from the 1:24,000-scale bedro...

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Bedrock Geology 24k - Facies: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:24,000-scale bedrock geology map data for Ohio. The map data were originally derived from the 1:24,000-scale bedrock-ge...

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Quaternary Geology 500k - Lines: Ohio

Ohio Geographically Referenced Information Program. Since the publication of the Glacial map of Ohio (Goldthwait, White, and Forsyth, 1961, U.S. Geological Survey Miscellaneous Geologic Investigation...

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Karst - Karst Geology Of Ohio: Ohio

Ohio Geographically Referenced Information Program. This data is to be used to locate known and indicated karst features, and to define the probable karst terranes.

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Bedrock Geology 500k - Contact Pinchouts: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:500,000-scale bedrock geology of Ohio. The bedrock geology dataset was originally derived from the 1:24,000-scale bedro...

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Bedrock Geology 500k - Geologic Units: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:500,000-scale bedrock geology of Ohio. The bedrock geology dataset was originally derived from the 1:24,000-scale bedro...

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Bedrock Geology 24k - Mines Line: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:24,000-scale bedrock geology map data for Ohio. The map data were originally derived from the 1:24,000-scale bedrock-ge...

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Bedrock Geology 24k - Mines Ply: Ohio

Ohio Geographically Referenced Information Program. This dataset contains the 1:24,000-scale bedrock geology map data for Ohio. The map data were originally derived from the 1:24,000-scale bedrock-ge...