Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

Search Constraints

You searched for: Subject Imagery and Base Maps Remove constraint Subject: Imagery and Base Maps
Number of results to display per page
View results as:

Search Results

1.
Table Created with Sketch.

Data for Greene County, Ohio

2019. County website with downloadable shapefiles for addresses, boundaries, transportation, features, hydrology, parcels, parks, districts, soils, and m...

2.
Image

Digital Orthophoto Quads, Color Infrared DOQs: Maryland

2019. ArcGIS Online for Maryland. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The color infrared (CIR) digital orthophotoquad (DOQ), as orig...

3.
Digital Orthophoto Quads, Color Infrared DOQs: Maryland

Digital Orthophoto Quads, Color Infrared DOQs: Maryland

2019. ArcGIS Online for Maryland. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. The color infrared (CIR) digital orthophotoquad (DOQ), as orig...

4.
Image

Digital Orthophoto Quads, Panchromatic DOQs: Maryland

2019. ArcGIS Online for Maryland. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. This map service contains a mosaic of Maryland Panchromatic DO...

5.
Digital Orthophoto Quads, Panchromatic DOQs: Maryland

Digital Orthophoto Quads, Panchromatic DOQs: Maryland

2019. ArcGIS Online for Maryland. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov. This map service contains a mosaic of Maryland Panchromatic DO...

6.
Table Created with Sketch.

Enterprise GIS Data Download Page for Morrow County, Ohio

2019. Morrow County Enterprise GIS. Website containing downloadable shapefiles for parcels, addresses, transportation, boundaries, hydrology, geology, and more. LBRS named datasets - ...

7.
Vector Created with Sketch.

Planimetric Polygons: Linn County, Iowa

Linn County Iowa GIS. This feature layer contains Linn County, Iowa planimetric polygon features. This layer contains all planimetric features, which may include the fol...

8.
Vector Created with Sketch.

S Gen Struct: City of Baltimore, Maryland

Baltimore City. Preliminary FEMA map layer - February 2019 Please contact victor.ukpolo@baltimorecity.gov with questions.

9.
Vector Created with Sketch.

Aerial Photo Centers, Maryland Imagery Acquisition Flight Information: Maryland

2018. ArcGIS Online for Maryland. This is a MD iMAP hosted service. Find more information on http://imap.maryland.gov.This service contains photo centers for the 2016 2017 high-reso...

10.
Vector Created with Sketch.

Base Map: Pennsylvania

2018. Pennsylvania Base Map.

11.
Vector Created with Sketch.

Basemap Of Washington, D.C.

City of Washington, DC. The DC Basemap web service provides a reference map for the District of Columbia projected in Web Mercator. Access the ArcGIS Rest endpoint or view...

12.
Vector Created with Sketch.

Basemap Of Washington, D.C. In Dark Gray

City of Washington, DC. The Dark Gray DC Basemap web service provides a reference map for the District of Columbia projected in Web Mercator. Access the ArcGIS Rest endpoi...

13.
Vector Created with Sketch.

Basemap Of Washington, D.C. In Light Gray

City of Washington, DC. The Light Gray DC Basemap web service provides a reference map for the District of Columbia projected in Web Mercator. Access the ArcGIS Rest endpo...

14.
Boundaries of Planning Projects & Scanned Drawings: Howard County, Maryland

Boundaries of Planning Projects & Scanned Drawings: Howard County, Maryland

The polygon boundaries of scanned plan drawings. Each boundary is hyper-linked to a unique drawing in .PDF format. The .PDF may be downloaded usi...

15.
County-wide Mosaics of 7.5 Minute USGS Topographic Maps: Iowa

County-wide Mosaics of 7.5 Minute USGS Topographic Maps: Iowa

2018. Iowa Department of Natural Resources. Topographic Maps Each zip file contains a MrSid compressed image of the topographic quads of a certain Iowa county.

16.
High Resolution Orthoimagery, Itasca County, Spring 2018: Minnesota

High Resolution Orthoimagery, Itasca County, Spring 2018: Minnesota

2018. Itasca County and Surdex Corporation and Geospatial Information Office. This dataset contains leaf-off 4-band red, green, blue, infrared (RGBI) digital orthophoto imagery produced at 12-inch resolution from new aerial p...

17.
Image

Historical Aerials: Center County, Pennsylvania, 1938

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

18.
Image

Historical Aerials: Center County, Pennsylvania, 1957

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

19.
Image

Historical Aerials: Center County, Pennsylvania, 1971

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

20.
Vector Created with Sketch.

Land Cover by HUC 10: Pennsylvania

2018. Pennsylvania Land Cover by Hydrologic Unit Code (HUC) 10, Based on NLCD 2011.