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Digital Spatial Data Clearinghouse

GIS-Related Links by Geographic Area

see also GIS-Related Links by Subject

Africa Florida United States
Canada Great Lakes Washington (State)
China Massachusetts Wisconsin
Europe North America World

see also AGSL Geographic Links


GIS Library [of southern Africa]
Hosted by the Southern Africa Human-development Information Management Network (SAHIMS). "SAHIMS GIS Data server offers easily accessible standardised data provided by various United Nations, non-governmental organisations and government agencies. Datasets in this catalogue are downloadable without any charge."

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Canada Centre for Remote Sensing (CCRS) [Natural Resources Canada]
The government of Canada's centre of expertise for space-based remote sensing science and technology.

Canadian Council for Geographic Education
A joint effort between the Royal Canadian Geographical Society and the National Geographic Society of Washington D.C., the program aims to strengthen geographic education in the classroom.

CEOCat3 CCRS Earth Observation Catalogue [Natural Resources Canada]
View and download remote sensing imagery of LandSat 7, Radarsat, NOAA/AVHRR imagery and more.

GeoConnections [Canadian Geospatial Data Infrastructure (CGDI)]
GeoConnections provides online access to location-based information about public safety, public health, the Aboriginal community, the environment and sustainable development in Canada.

GeoGratis [Natural Resources Canada]
The Canadian Geospatial Data Infrastructure site which has a variety of downloadable information ranging from base maps to remote sensing and satellite imagery for Canada.

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China Data Center [Univ. of Michigan]
Access to census and statistical data for China.

China Dimensions Data Collection
"You will find a variety of socioeconomic data in this site, including Geographic Information System (GIS) databases that cover the administrative regions of China."

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Geographic Information System of the European Commission (Eurostat-GISCO)
Download data pertaining to Europe, including administrative units, land cover, demography and transportation.

A portal to geospatial information and services for the UK and beyond.

Great Britain Historical Geographical Information System [Univ. of Portsmouth]
Digital information about Britain's localities as they have changed over time. Describes an historical GIS project in which data from Great Britain in the 1830s through the earliy 1970s was compiled. It includes administrative area boundary data and linked social, economic, and electoral statistics.

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Find GIS - Florida GIS Information
Download GIS data, aerial photographs and images, as well as find Florida GIS-related information.

Florida Dept. of Environmental Protection GeoData
Download environmental datasets and their associated metadata files for the State of Florida.

St. John's River [Florida] Water Management District - GIS
Download or order St. Johns River Water Management District's GIS data from this site.

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Great Lakes

Coastal Great Lakes Land Cover Data - NOAA Coastal Services Center
Raster data created from land cover and land cover change analyses conducted for the U.S. coastal zone of the Great Lakes are available at this website. The data includes parts of eastern and northern Wisconsin, Illinois, Indiana, Minnesota, New York, Ohio, and Pensylvania for 1996 - 2001 - 2006.

Great Lakes Indian Fish and Wildlife Commission (GLIFWC)
GLIFWC provides regional distribution data for invasive species in the upper Great Lakes region.

USGS Great Lakes Gap and WDNR Fish Mapping Application
An online mapping tool to locate various species of fish in the waters of Wisconsin.

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Boston Atlas
Search Boston orthophotos by word, phrase, or address and add GIS data layers to image.

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North America

North American Atlas Raw Data Download
A clearinghouse for North American datasets related to boundaries, geology, map reference, transportation and water.

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United States

American FactFinder
The U.S. Census gateway to population, housing, economic and geographic data. Includes downloadable U.S. Census data tables and explanations of data fields.

Cartographic Boundary Files [U.S. Census]
Census, political and socioeconomic boundary files available for download.

The gateway to statistics from over 100 U.S. Federal agencies. Users can search for statistics by topic, locality, and by agency.

"Access, view, and download information from geo-spatial databases containing a broad spectrum of data produced by the USGS and other government agencies." U.S. Maps and Data (Geospatial One Stop) is a "clearinghouse for access to maps, data and other geospatial services that will simplify the ability of all levels of government and citizens to find geospatial data and learn more about geospatial projects underway."

GIS Data Depot (GeoCommunity)
"The premier online resource for GIS and geospatial data."

KU Libraries GIS and Data Services - Data Downloads [Univ. of Kansas]
A comprehensive list of GIS clearinghouses and websites with access to spatial data. Includes GIS clearinghouses for every state in the USA.

Managed Areas Database [Univ. of California Santa Barbara]
"MAD is a comprehensive GIS database for the conterminous United States which includes all types of managed areas. Examples include National and State Parks and Forests, Wilderness Areas, Indian and Military Reservations, and Wildlife Refuges."

National Atlas Raw Data Download
A clearinghouse for national datasets related to agriculture, climate, environment, history and transportation, and many other subjects.

National GIS Data Sets [U.S. Fish and Wildlife Service]
A central location for access to downloadable data from the: National Atlas of the United States; National Eleveation Dataset; National Hydrography Dataset; National Land Cover Datase and MRLC; USGS Water Resources Division Data; and Census Bureau Cartographic Information.

National Historical Geographic Information System (NHGIS)
The NHGIS "provides, free of charge, aggregate census data and GIS-compatible boundary files for the United States between 1790 and 2000."

The National Map Seamless Server (USGS)
Free downloads of transportation, boundaries, hydrography, land cover and elevation data. Also has orthoimagery and Landsat imagery.

National Transportation Atlas Database (NTAD) [Bureau of Transportation Statistics]
Downloadable datasets from NTAD, which is also available on DVD. Includes tranportation facilities and networks as well as boundaries, natural features and environmental datasets.

State Agency Databases [ALA-GODORT]
This is a wiki of publicly accessible U.S. state agency databases, hosted by the American Library Association (ALA) Government Documents Round Table (GODORT).

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Washington (State)

GIS & Spatial Data Resources [Washington State Univ. Libraries]
This site has links to sources of Washington state, other northwest states, environmental, U.S., and international GIS data.

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Bureau for Remediation and Redevelopment Tracking System (BRRTS)
BRRTS on the Web is the Wisconsin Department of Natural Resources' (DNR) "on-line database that provides information about contaminated properties and other activities related to the investigation and cleanup of contaminated soil or groundwater in Wisconsin."

Demographic Services Center [State of Wisconsin]
Census and demographic information for Wisconsin.

Digital Raster Graphics (DRGs) [Wisconsin Dept. of Natural Resources]
View or download Digital Raster Graphics (DRGs) (also known as topographic maps) for the State of Wisconsin as acquired from USGS and enhanced by the Wisconsin DNR.

Large Scale Digital Line Graphs for Wisconsin (USGS Geographic Data Download)
Large Scale DLGs of Wisconsin available for download (.ddf file format).

Map Milwaukee [City of Milwaukee]
The interactive map on this site allows you to search a City of Milwaukee parcel database with additional layers such as neighborhoods, police districts, hospitals, libraries, etc. You can retrieve detailed maps down to parcel and building footprint level as well as property records, which can be printed out.

Master Property Record (MPROP) [City of Milwaukee]
Download current and historical property information for the City of Milwaukee. Data files date from 1975 to the present.

Ozaukee County Digital Parcel Mapping
Download AutoCAD parcel maps by township. Includes the Parcel Mapping Handbook and Parcel Numbering System guides.

Southeast Wisconsin Regional Land Information Aerial Photography
Information on the Southeast Wisconsin Regional Planning Commission's (SEWRPC) aerial photography program. Includes an orthophoto viewer.

Traffic Counts [Wisconsin Dept. of Transportation]
Traffic count maps are available for Wisconsin counties and cities in PDF format.

Waukesha County Internet Mapping Site
Waukesha County's interactive mapping program is accessed from this site, as well as links to downloadable maps and other services.

Wisconsin County Web Mapping Sites [Univ. of Wisconsin]
A geographic link to county web mapping sites in Wisconsin.

WISCLINC-Wisconsin Land Information Clearinghouse
A clearinghouse for Wisconsin geospatial data and metadata, related land and reference information, and the Wisconsin agencies which produce or maintain these items.

Wisconsin Catalog of Aerial Photography
"This catalog is the most complete record of aerial photography in Wisconsin to date, containing information for over 3,000 projects."

[Wisconsin Department of Transportation] Aerial Imagery
"The Wisconsin Department of Transportation (WisDOT) Surveying and Mapping Section has recent and historical black and white vertical aerial imagery of the entire state of Wisconsin to assist in the design of highways and other transportation improvements. This aerial imagery is available for purchase through WisDOT Surveying and Mapping Section."

[Wisconsin] DNR Geographic Information Systems (GIS)
From this web site, access the Wisconsin Department of Natural Resources' repository of GIS data, state interactive maps, Public Land Survey System township indexes and their Land Information Integration Plan.

Wisconsin Historic Preservation Database (WHPD)
For an annual online subscription fee, users can access the Archeological Sites Inventory (ASI), Architectural History Inventory (AHI), and the Bibliography of Archeological Reports (BAR) and view dynamic maps of site locations.

Wisconsin Online Soil Survey Manuscripts [USDA-NRCS]
Soil Survey Manuscripts in PDF format can be downloaded for several Wisconsin counties.

Wisconsin State Cartographer's Office
The Wisconsin State Cartographer's Office (SCO) serves as a clearinghouse and coordinating service providing information advice and education to those involved or interested in mapping.

"WisconsinView is dedicated to building a remote sensing community in Wisconsin that provides citizens easy online access to federal imagery data products. WisconsinView is supported by USGS federal funding through the AmericaView Inc. Consortium."

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GEO Data Portal [United Nations Environment Programme]
"The GEO Data Portal is the authoritative source for data sets used by UNEP and its partners in the Global Environment Outlook(GEO) report and other integrated environment assessments. Its online database holds more than 450 different variables, as national, subregional, regional and global statistics or as geospatial data sets (maps)."

Geospatial and Attribute Links [Univ. of Arkansas Libraries]
Links to US and international websites with attribute and geospatial data.

Globalis Interactive World Map
An interactive map showing the impact of human activities on the planet.

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Updated October 13, 2008

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