Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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141.
Raster

Digital Orthoimagery, North Central and Duluth, Spring 2009, 0.3-m Resolution: Minnesota

2009-05. Minnesota Department of Natural Resources (Minnesota Department of Natural Resources (DNR)), Minnesota Pollution Control Agency (PCA), St. Louis County, U.S. Geological Survey (USGS), and Keystone Aerial Surveys Inc. This dataset contains 4 Band, red, green, blue, infrared (RGBI) digital orthophoto imagery of the Big Fork and Little Fork watersheds (most of Kooc...

142.
Raster

Digital Orthoimagery, Northeast, Spring 2009, 0.5-m Resolution: Minnesota

2009-05. Minnesota Department of Natural Resources (Minnesota Department of Natural Resources (DNR)), Minnesota Pollution Control Agency (PCA), St. Louis County, U.S. Geological Survey (USGS), and Keystone Aerial Surveys Inc. This dataset contains 4 Band red, green, blue, infrared (RGBI) digital orthophoto imagery of Cook, Lake, St. Louis and Carlton counties in northern...

143.
Raster

Digital Orthoimagery, Southern, Spring 2011; Meeker County, Spring 2013; 0.5-m Resolution: Minnesota

2011-04. Minnesota Department of Natural Resources (Minnesota Department of Natural Resources (DNR)), Surdex Corporation. This dataset contains leaf-off 4-band red, green, blue, infrared (RGBI) digital orthophoto imagery produced at half-meter (50 cm) resolution from n...

144.
Raster

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

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

145.
Digital Orthoimagery, Twin Cities, Spring 2016, 1-ft Resolution: Minnesota

Digital Orthoimagery, Twin Cities, Spring 2016, 1-ft Resolution: Minnesota

2016. Metropolitan Council, Surdex Corporation. This dataset contains leaf-off, 4-band (red, green, blue, near-infrared (RGBI)) digital orthophoto imagery of the Twin Cities metropolitan area in ...

146.
Raster

Digital Orthophoto (DOQQ - quarter-quadrangle) for Delaware 1992

1992. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

147.
Raster

Digital Orthophoto (DOQQ - quarter-quadrangle) for Delaware 1997

1997. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

148.
Raster

Digital Orthophoto (DOQQ - quarter-quadrangle) for Virginia

2000. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

149.
Raster

Digital Orthophoto (DOQQ - quarter-quadrangle) for West Virginia 1997

1997. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

150.
Digital Orthophoto Quadrangle (DOQ) Data: Illinois, 1998 - 2001

Digital Orthophoto Quadrangle (DOQ) Data: Illinois, 1998 - 2001

1998-2001. U.S. Geological Survey. This is a collection of tile-by-tile NAPP-III DOQs (1998-2001) images in MrSID format for the state of Illinois, in UTM Zones 15 and 16, NAD83. Ort...

151.
Raster

Digital Orthophoto Quadrangles (DOQs), 1991-92: Minnesota

1991-1992. U.S. Geological Survey (USGS). This dataset contains rectified air photos flown during the spring of 1991 and 1992. They show ground conditions at the times they were collected. ...

152.
Raster

Digital Orthophoto Quarter Quadrangle images for Pennsylvania

1999. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

153.
Raster

Digital Orthophoto Quarter Quadrangle images for Pennsylvania

1993. U.S. Geologic Survey; Pennsylvania Bureau of Topographic and Geologic Survey. Orthophotos combine the image characteristics of a photograph with the geometric qualities of a map. The primary digital orthophotoquad (DOQ) is a ...

154.
Digital Orthophotos, Twin Cities Metropolitan Area, 1997: Minnesota

Digital Orthophotos, Twin Cities Metropolitan Area, 1997: Minnesota

1997-04. Metropolitan Council. This dataset contains 265 digital, black and white orthophoto quarter-quadrangles (DOQs), 3.75' x 3.75', covering the 7 county Twin Cities (Minneap...

155.
Digital Orthophotos, Twin Cities Metropolitan Area, 2000: Minnesota

Digital Orthophotos, Twin Cities Metropolitan Area, 2000: Minnesota

2000-05. Metropolitan Council. This dataset contains 267 black and white digital orthophoto quarter-quadrangles (DOQs), 3.75' x 3.75', covering the 7 county Twin Cities (Minneapo...

156.
Vector Created with Sketch.

District Boundary as defined by boundary Stones: Washington, D.C.

District of Columbia GIS Program. District of Columbia boundary. The dataset is a polygon representing the District of Columbia boundaryC. Office of the Chief Technology Officer (OC...

157.
Duluth 1-Meter Land Cover Classification (Urban Focused), 2016

Duluth 1-Meter Land Cover Classification (Urban Focused), 2016

2011 and 2015. Host, Trevor K., Rampi, Lian P., and Knight, Joe F. A high-resolution (1-meter) land cover classification raster dataset was completed for three different geographic areas in Minnesota: Duluth, Roche...

158.
Raster

DVRPC 2005 Digital Orthoimagery - County Mosaics Southeast, Pennsylvania

2005. Delaware Valley Regional Planning Commission. Bucks North Mr.SID Mosaic - An orthoimage is remotely sensed image data in which displacement of features in the image caused by terrain relief and...

159.
Raster

DVRPC 2005 Digital Orthoimagery for Southeast Pennsylvania

2005. Delaware Valley Regional Planning Commission. An orthoimage is remotely sensed image data in which displacement of features in the image caused by terrain relief and sensor orientation have bee...

160.
Raster

DVRPC 2005 Digital Orthoimagery for Southeast Pennsylvania - Tile Index

2005. Delaware Valley Regional Planning Commission. TILE INDEX - An orthoimage is remotely sensed image data in which displacement of features in the image caused by terrain relief and sensor orienta...