Finding data is a key step in the spatial thinking process. Sources of data and strategies for finding data are listed in this resource category. Public and private sources are included here.
GISGeography.com is a website about Geographic Information Systems (GIS) and Geography. Find data & analysis tools, learn about GIS fundamentals and remote sensing, and see what company’s are looking for GIS professionals in your area. Visit GISGeography
The Center for Spatial Studies maintains a network drive for use by students and faculty in class or doing project work. All users with a valid Redlands.edu account have read access to a variety of resources on the drive including GIS data, maps, graphics, software, etc. Folders are also provided for GIS-related classes, Spatial Studies […]
Logging in to ArcGIS Online with Your UofR Account If you have a University of Redlands email address, you also have an ArcGIS Online account! Simply login to ArcGIS Online using the same username and password that you do for MyRedlands, your University of Redlands email, and other UofR systems. *ArcGIS Online and other Esri tools and […]
The United States Department of Agriculture (USDA) Aerial Photography Field Office (APFO) provides the most current year of NAIP imagery, as well as satellite imagery for Hawaii, in a web service for public users. There are a number of other layers, which could be useful in researching NAIP or historical film photography from the NAPP […]
The Geospatial Multi-Agency Coordination or GeoMAC, is an internet-based mapping application originally designed for fire managers to access online maps of current fire locations and perimeters in the United States. Using a standard web browser, fire personnel can view this information to pinpoint the affected areas. Viewer http://www.geomac.gov/viewer/viewer.shtml Data downloads http://rmgsc.cr.usgs.gov/outgoing/GeoMAC/ ArcGIS REST services http://www.geomac.gov/services.shtml
The Atlas of Urban Expansion provides the geographic and quantitative dimensions of urban expansion and its key attributes in cities the world over. The data and images are available for free downloading, for scholars, public officials, planners, those engaged in international development, and concerned citizens. The global empirical evidence presented here is critical for an […]
Biodiversity Information Serving Our Nation (BISON) is a product of the U.S. Geological Survey’s Core Science Analytics and Synthesis Program. BISON is an information system that allows users to access, explore, and download U.S. species occurrence data from participating data providers. Visit BISON
The Cal-Atlas site facilitates the coordinated effort by California government agencies, partners and stakeholders to make available public data. This site also features the California Environmental Information Clearinghouse Catalog, a collection of California maps, and the opportunity to contribute data to the site. Visit Cal-Atlas
Data Basin is a free system that connects you with spatial datasets, non-technical tools, and a network of scientists and practitioners. You can explore and download a vast library of datasets, connect to external data sources, upload and publish your own datasets, connect to experts, create working groups, and produce customized maps that can be […]
Earth Resources Observation and Science (EROS) Center – Earth Resources Observation and Science (EROS) Center is a remotely sensed data management, systems development, and research field center for the U.S. Geological Survey’s(USGS)(link is external) Climate and Land Use Change Mission Area(link is external). The USGS is a bureau of the U.S. Department of the Interior. EROS […]
The EPA’s Envirofacts site has data available on subjects related to air and water quality, toxins and waste products, and permit compliance. Visit EPA’s Envirofacts.
ArcGIS Online Services are integrated with ArcGIS and gives the user immediate access to cartographically designed, seamless base maps to which the user can easily add his/her own data. There are standard and premium services, 2D maps & 3D globes, which can be accessed over the web. Visit Esri ArcGIS Online.
The USGS National Biological Information Infrastructure Gap Analysis Program provides data and maps related to land cover, stewardship or predicted species distribution data. Data is available at the regional and state level. Visit Gap Analysis Program.
GeoCommons hosted by ESRI, “the public community of GeoIQ users who are building an open repository of data and maps for the world. The GeoIQ platform includes a large number of features that empower you to easily access, visualize and analyze your data.” There is a mapping application that allows users to upload spatial data, design, […]
Geodata.gov, previously known as the Geospatial One-Stop (GOS), serves as a public gateway for improving access to geospatial information and data under the Geospatial One-Stop E-Government initiative. The portal is a catalog of geospatial information containing thousands of metadata records and links to live maps, features, and catalog services, downloadable data sets, images, clearinghouses, map […]
HydroSHEDS is a mapping product that provides hydrographic information for regional and global-scale applications in a consistent format. It offers a suite of geo-referenced data sets (vector & raster) at various scales, including river networks, watershed boundaries, drainage directions, and flow accumulations. Visit HydroSHEDS
The National Map is now offering a collection of small-scale datasets that can be downloaded for free. Although the 1997-2014 Edition of the National Atlas of the United States was retired in September 2014, The National Map recognizes the importance of continuing to make a collection of the small-scale datasets, originally developed for the National […]
The USGS National Elevation Dataset has been developed by merging the highest-resolution, best quality elevation data available across the United States into a seamless raster format. Data is selected and downloaded from a map selection rectangle, map template, or map coordinates. Visit National Elevation Dataset (NED).
The National Hydrography Dataset is a comprehensive set of digital spatial data that contains information about surface water features such as lakes, ponds, streams, rivers, springs and wells. Data is available through an interactive viewer to select sub basin units or pre-staged sub region units. Visit National Hydrography Dataset (NHD).
On the National Park Service’s Data and Information Clearinghouse you can search for data by category or NPS unit. There is also an Interactive Map Center for viewing park boundaries and related information, and an assortment of other GIS resources. Visit National Park Geospatial Data.
The Open Geoportal (OGP) is a collaboratively developed, open source, federated web application to rapidly discover, preview, and retrieve geospatial data from multiple organizations. The project is lead by Tufts University along with Harvard and MIT. Several other partner organizations are assisting with the development. Visit Open Geoportal
The Research and Innovative Technology Administration (RITA) coordinates the U.S. Department of Transportation’s (DOT) research programs and provides access to data by mode (of transportation) and by subject. Subjects include safety, infrastructure, energy, national safety, and economic data. Visit Research and Innovative Technology Administration (RITA).
The Metropolitan Planning Organization for six counties: Los Angeles, Orange, San Bernardino, Riverside, Ventura and Imperial. Data available includes: Aviation Regional Data Statistics, Census Data, Economic Data, Emergency Information Network, Goods Movement Knowledge Base, Housing & Transportation Affordability Index, Integrated Growth Forecast, Research, Analysis and Papers, Regional Transportation Monitoring & Information System (RTMIS). Visit Southern California […]
SPOT Satellite Imagery is available, for a fee, as low as 2.5m resolution. Visit SPOT Satellite Imagery.
The Center for International Earth Science Information Network (CIESIN) is a center within the Earth Institute at Columbia University. CIESIN works at the intersection of the social, natural, and information sciences, and specializes in on-line data and information management, spatial data integration and training, and interdisciplinary research related to human interactions in the environment. Visit The […]
The GeoCommunity hosts the GIS Data Depot where you can download or purchase data at both state and county levels including DEM’s, DRG’s, and DOQQ’s. Visit GIS Data Depot.
The USGS Land Cover Institute posts links to a huge amount of land cover/land use sites, for the US and around the globe. Each data link is nicely documented as to content, scale, and cost. Visit The USGS Land Cover Institute (LCI).
The BLM maintains and makes available its GIS data by individual state. Most states post land use and land management data, designated boundary files, some recreation data sets, and many others depending upon the state site. Visit U.S. Bureau of Land Management – Arizona Visit U.S. Bureau of Land Management – California Visit U.S. Bureau of […]
The U.S. Census TIGER/Line®Shapefiles are spatial extracts from the Census Bureau’s MAF/TIGER database, containing features such as roads, railroads, rivers, as well as legal and statistical geographic areas. The files do not include demographic data, but they contain geographic entity codes that can be linked to the Census Bureau’s demographic data, available on American FactFinder. […]
The Geospatial Data Gateway or Geo-Data Gateway provides easy and consistent access to natural resource data. You can search for available data by geographic area such as county or state, use our point and click map tool to find your area of interest; using a gazetteer, or by entering latitude and longitude coordinates. You can […]
Two web service based interactive map visualizations for dissemination and querying U.S. cropland and vegetation data. USDA National Agricultural Statistics Service. CropScape http://nassgeodata.gmu.edu/CropScape/ VegScape http://dss.csiss.gmu.edu/VegScape/
U.S. Fish and Wildlife Service GIS Home Page provides data referenced at various scales ranging from 1:12,000 to 1:500,000. The data is organized by state with source, theme, spatial coverage, scale, metadata and data link information available for each item. Visit U.S. Fish and Wildlife Service GIS.
The Web-enabled Landsat Data (WELD) project generates 30-meter composites of Landsat 7 Enhanced Thematic Mapper Plus (ETM+) terrain corrected (Level 1T) mosaics at weekly, monthly, seasonal and annual periods for the conterminous United States (CONUS) and Alaska. These mosaics provide consistent data that can be used to derive land cover as well as geophysical and […]