Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1.
Raster

Orthoimagery (WROC) Wood County, Wisconsin, 2015

2015. Wood County Land Information Office. Ayres Associates provided Wood County, Wisconsin with digital, color orthoimagery services in 2015 as part of WROC. The aerial imagery was collecte...

2.
1:100k Digital Raster Graphic - Collars Removed: Minnesota

1:100k Digital Raster Graphic - Collars Removed: Minnesota

2015. United States Geological Survey (USGS) and Minnesota Department of Natural Resources (DNR). A digital raster graphic (DRG) is a scanned image of an U.S. Geological Survey (USGS) standard series topographic map, including all map collar inf...

3.
Aerial Imagery: Hennepin County, Minnesota, 2015

Aerial Imagery: Hennepin County, Minnesota, 2015

2015. True color aerial orthophotography of Hennepin County captured during the spring of 2015.

4.
Raster
5.
Raster

Aerial Photography 2015: Philadephia, Pennsylvania

2015. Philadelphia aerial photography.

6.
Raster

Aerial Photography: Dakota County, Minnesota, 2015

2015. Low level (6-inch) aerial photography for Dakota County flown in Spring 2015.

7.
Aquifer sensitivity in shallow aquifers: Indiana

Aquifer sensitivity in shallow aquifers: Indiana

2015. Indiana Geological Survey. Aquifer_Sensitivity_Near_Surface_IN is a raster data layer that displays a reclassified raster data layer of estimated rates of diffuse groundwater...

8.
Bedrock Surface Elevation DEM : Indiana

Bedrock Surface Elevation DEM : Indiana

2015. Indiana Geological Survey. BEDROCK_SURFACE_DEM_100M_IGS_IN.TIF is a digital elevation model (DEM) in TIFF format that shows the elevation of the bedrock surface in Indiana, w...

9.
Raster

Digital Orthoimagery, Carlton County, Spring 2015, 9-inch Resolution: Minnesota

2015. Carlton County and Pictometry International Corporation. Pictometry flew 9-inch, leaf-off, color orthoimagery across Carlton County, Minnesota during the spring of 2015.

10.
Raster

Digital Orthoimagery, Twin Cities, Spring 2010, 1-ft Resolution: Minnesota

2015. Minnesota Department of Natural Resources (DNR), Metropolitan Council, and Surdex Corporation. This dataset contains leaf-off 4 Band, red, green, blue, infrared (RGBI) digital orthophoto imagery of Anoka, Carver, Dakota, Hennepin, Ramsey, Sco...

11.
Groundwater recharge rates to shallow aquifers: Indiana

Groundwater recharge rates to shallow aquifers: Indiana

2015. Indiana Geological Survey. Aquifer_Recharge_Near_Surface_IN is a raster data layer that displays the results of a regression analysis to determine the estimated rate of diffu...

12.
Raster

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...

13.
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...

14.
Raster

LiDAR DEM Wood County, Wisconsin, 2015

2015. Wood County Land Information Office. Ayres Associates provided Wood County, Wisconsin, with lidar based topographic mapping services in the spring of 2015 as part of WROC. The LiDAR da...

15.
Raster

LiDAR-Derived Aspect in Meters, Statewide, Maryland iMap: Maryland, 2015

2015. Maryland Department of Information Technology. This statewide product was created and will continue to be maintained by the Eastern Shore Regional GIS Cooperative (ESRGC). It's a comprehensive m...

16.
Raster

LiDAR-Derived Aspect, Maryland iMap: Baltimore County, Maryland, 2015

2015. Maryland Department of Information Technology. Aerial Cartographics of America (ACA) collected 750 square miles covering Baltimore County. The nominal pulse spacing for this project was 1 point ...

17.
Raster

LiDAR-Derived Aspect, Maryland iMap: Baltimore, Maryland, 2015

2015. Maryland Department of Information Technology. This task is for a high resolution data set of lidar covering approximately 1,845 square miles. The lidar data was acquired and processed under the...

18.
Raster

LiDAR-Derived Aspect, Maryland iMap: Carroll County, Maryland, 2015

2015. Maryland Department of Information Technology. This task is for a high resolution data set of lidar covering approximately 1,845 square miles. The lidar data was acquired and processed under the...

19.
Raster

LiDAR-Derived Aspect, Maryland iMap: Garrett County, Maryland, 2015

2015. Maryland Department of Information Technology. Garrett County, MD 2015 LiDAR project called for the Planning, Acquisition, processing and derivative products of LiDAR data to be collected at a n...

20.
Raster

LiDAR-Derived Aspect, Maryland iMap: Kent County, Maryland, 2015

2015. Maryland Department of Information Technology. This task is for a high resolution data set of lidar covering approximately 1,845 square miles. The lidar data was acquired and processed under the...