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Framing Your Data Search

What geographic level are you trying to represent/analyze? What types of features do you need to represent?


For example,

  • Do you need to represent states, counties, cities (points or polygons), etc?
  • Do you need to see streets, water, elevation information?
  • Do you need parcel or ownership information?

 

Who would create this kind of data?

  • federal government (specific agency or branch?)
  • state government (specific branch or group?)
  • county government
  • city government
  • commercial entities
  • ??????

 

 

Would this type of data be publicly available or restricted in some way?

  • Could the information be restricted to protect someone from harm?
  • Might the information be restricted because of privacy issues?
  • Other restrictions?

 

What data formats are you willing/able to work with?

 

What kind of online tools might help you locate the data you need?

  • Data search tools.
  • Mapping tools that provide access to the data too.
  • Imagery search and or display tools.

Online Mapping & Databases

Open GIS Data Sites

Big Ten Academic Alliance Geoportal
The Big Ten Academic Alliance Geoportal provides discoverability and facilitates access to geospatial resources. The resources in the portal are selected and curated by librarians and geospatial specialists at ten research institutions in the Big Ten Academic Alliance. The resources include GIS datasets, web services, and digitized historical maps. Learn more about the research institutions involved and the sources of the geospatial records.
 
GIS Data 
Selected web sites from the John R. Borchert Map Library.

 

OpenGeoporta
The Open Geoportal (OGP) is a collaboratively developed, open source, federated web application framework to rapidly discover, preview and retrieve geospatial data from multiple repositories. The Open Geoportal Federation is a community of geospatial professionals, developers, information architects, librarians, metadata specialists and enthusiasts working together to make geospatial data and maps available on the web and contribute to global spatial data infrastructure.
 
data.gov 
New data site with a subset of federal data and geospatial data available. Advantage: Can look easily for some specific formats including KML/KMZ and Shapefiles. 


Spatial Data at MIT  
Use the "Find Data" tab.
 
Free GIS Data Online  
Site from Stanford to help track down GIS data and imagery.

 

Find Statistics & Data

Searching for Articles

Research Resources by Subject

Tracking Your Research

Citing GIS Data

Last Updated: Jul 29, 2020 12:42 PM