Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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441.
Historic Zoning North: Baltimore County, Maryland

Historic Zoning North: Baltimore County, Maryland

Baltimore County Web Map Portal. Historic Zoning for the Northern portion of Baltimore County.

442.
Raster

Historical Aerial Photography: Illinois, 1937-1947

1936-1941. Illinois State Geological Survey. The primary data set consists of historical black and white aerial photographs from Illinois acquired during 1936 to 1941. Alternative years of pho...

443.
Image

Historical Aerials: Center County, Pennsylvania, 1938

2018. Centre County Aerials 1938 from the Penn Pilot Program.

444.
Image

Historical Aerials: Center County, Pennsylvania, 1957

2018. Centre County Aerials 1957 from the Penn Pilot Program.

445.
Image

Historical Aerials: Center County, Pennsylvania, 1971

2018. Centre County Aerials 1971 from the Penn Pilot Program.

446.
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Historical Map Collection for Lancaster County: Pennsylvania

1900. Historical maps in TIFF format of Lancaster County.

447.
Vector Created with Sketch.

Hospitalization Discharge Rates: Lake County, Illinois

Lake County, Illinois. Layers in this service includes: Birth, Cancer, Hospitalization Discharge, Mortality and STI Rates, as well as Demographics.

448.
Raster

Hydric Soils - Central Appalachian Forest Ecoregion: Pennsylvania

2010. This raster dataset has been created using the attribute field "HYDCLPRS" from the SSURGO Soils data for each county in the study area as originate...

449.
Raster

Hydric Soils - High Allegheny Plateau Ecoregion: Pennsylvania

2010. This raster dataset has been created using the attribute field "HYDCLPRS" from the SSURGO Soils data for each county in the study area as originate...

450.
Raster

Hydric Soils: Pennsylvania

2006. This raster dataset has been created using the attribute field "Hydric_C" from the SSURGO Soils data for each county in the study area as originate...

451.
Vector Created with Sketch.

Imagery - SID Mosaics 2017: Penn State Campus: Pennsylvania

2017. Penn State Campus Imagery (caputured in 2017) includes Agricultural Research Center at Rock Springs.

452.
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Imagery 2010 - Tile Index: Allegheny County, Pennsylvania

2010. Allegheny County Division of Computer Services Geographic Information Systems Group. Tile Index - Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for c...

453.
Raster

Imagery 2010: Allegheny County, Pennsylvania

2010. Allegheny County Division of Computer Services Geographic Information Systems Group. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

454.
Raster

Imagery 2013 - Tile Index: Allegheny County, Pennsylvania

2013. Allegheny County Division of Computer Services Geographic Information Systems Group. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

455.
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Imagery 2013: Allegheny County, Pennsylvania

2013. Allegheny County Division of Computer Services Geographic Information Systems Group. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

456.
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Imagery 2015 - Tile Index: Allegheny County, Pennsylvania

2015. Tile Index - Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for c...

457.
Raster

Imagery 2015: Allegheny County, Pennsylvania

2015. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

458.
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Imagery 2017 - 3 inch pixels: Allegheny County, Pennsylvania

2017. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

459.
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Imagery 2017 - 9 inch pixels: Allegheny County, Pennsylvania

2017. Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for camera lens di...

460.
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Imagery 2017 3 inch - Tile Index: Allegheny County, Pennsylvania

2017. Tile Index - Orthophotos of Allegheny County, Pennsylvania - An orthoimage is remotely sensed image data that has been positionally corrected for c...