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Online Map and Data Resource Links

National/International
Federal Government
Regional
Louisiana

National/International
Environmental System Research Institute, Inc. GIS and mapping software
http://www.esri.com

Geography Network – Access to maps, data, and related services
http://www.geographynetwork.com

GIS Data Depot – Download data sets from around the world
http://www.gisdatadepot.com

Intergraph – GIS and mapping software and products
http://www.intergraph.com

LizardTech MrSid – Download a free viewer for high resolution images
http://www.lizardtech.com

Microsoft Encarta TerraServer – An interactive map server for imagery searches
http://www.terraserver.microsoft.com

National Geographic Society Map Machine – Generate maps worldwide
http://www.nationalgeographic.com/maps/index.html

Orbimage – Satellite and aerial images. Free samples of GIS-ready OrbView Cities imagery
http://www.orbimage.com

Socioeconomic Data and Applications Center – Download socioeconomic data (population, environmental and census data) from around the world
http://sedac.ciesin.org

Spot Imaging Corporation – Access information on imagery and map products
http://www.spot.com

World Atlas: Maps and Geography of the World – Maps and geographical information from around the world
http://geography.miningco.com/library/maps/blindex.htm

Federal Government
FedStats – Agricultural, population, immigration, demographic, business, crime, energy, and environmental data and statistics
http://www.fedstats.gov

National Atlas of the United States – Access to map-like views of natural and socioeconomic landscapes
http://www.nationalatlas.gov

National Oceanic and Atmospheric Administration
http://www.noaa.gov

    National Geophysical Data Center – Download geophysical data (glaciology, marine geology, paleoclimatology, etc.)
    http://www.ngdc.noaa.gov

    National Weather Service Advanced Weather Information Processing System Map Database Catalog – Features spatial data on hydrology, cities and urban areas, transportation and boundaries
    http://is1715.nws.noaa.gov/mapdata

    National Ocean Service MapFinder – Contains data and imagery of coastal photography, nautical charts, coastal survey maps, bathymetry, etc.
    http://mapindex.nos.noaa.gov

    Office of Coastal Survey – Digital versions of historical maps and charts, as well as current tide information and an on-line chart index
    http://chartmaker.ncd.noaa.gov

U.S. Bureau of Transportation Statistics Geographic Information Services – Spatial data relating to the national transportation network
http://www.bts.gov/gis/

U.S. Census Bureau – Access to demographic and economic statistics and a link to the TIGER digital mapping database
http://www.census.gov

U.S. Department of Agriculture Natural Resources Conservation Service – GIS data on agriculture, conservation needs, croplands, soils, etc.
http://www.nhq.nrcs.usda.gov/land/index/intro.html

U.S. Environmental Protection Agency (EPA) Environmapper – On-line GIS-assisted tool for mapping environmental information
http://www.epa.gov/enviro/html/em/index/html

U.S. Fish and Wildlife Service GIS – GIS data and information from the U.S. Fish and Wildlife Service
http://www.fws.gov/data

    National Wetlands Inventory – Download data for information about deepwater and wetlands habitat
    http://www.nwi.fws.gov

U.S. Forest Service Geographic Data Center – Digital Elevation Models, Digital Orthophoto Quads, and Base Series maps for U.S. Forest Service areas are available at this site
http://www.r8web.com/gis

U.S. Geological Survey – Access to satellite information and imagery used in mapping activities
http://www.usgs.gov

    Earth Science Information Center – Nationwide information about USGS products
    http://ask.usgs.gov

    National Hydrography Dataset – Spatial data containing information about surface water features
    http://nhd.usgs.gov

U.S. Library of Congress American Memory – Collection of historical maps for downloading.
http://lcweb2.loc.gov/ammem

U.S. National Imagery and Mapping Agency – Access to geographic data and software to create maps at home
http://www.nima.mil

Regional
Alabama Geological Survey GIS – Data relating to natural resources in the state of Alabama
http://www.gsa.state.al.us/gsa/GIS/GISHOME.html

Arkansas Center for Advanced Spatial Techonologies – Catalog of Digital Geospatial Data – Access cadastral, geopolitical, hydrology, socioeconomic and other data types for Arkansas
http://www.cast.uark.edu/local/catolog/arkansas

Energy and Environmental Information Resource Center – Access information about data in the Gulf of Mexico region
http://eeirc.nwrc.gov

Florida Department of Environmental Protection – Access spatial data and information for Florida’s natural and environmental areas
http://www.dep.state.fl.us/gis

Mississippi Automated Resources Information System – This site houses all of the state’s data sets, with most available for downloading
http://www.maris.state.ms.us/htms/spdatao.htm

NASA/University of Louisiana at Lafayette Regional Application Center Lab – Provides satellite and remotely sensed imagery
http://www.rac.usl.edu

Texas Natural Resources Information System – Distributes spatial data for the state of Texas
http://www.tnris.state.tx.us/digital.htm

University of Arkansas, Monticello, Natural State Digital Database – Contains the Arkansas USGS Digital Orthographic Quads, Digital Raster Graphics, and more.
http://sal.uamont.edu

U.S.Geological Survey National Wetlands Research Center (NWRC)
http://www.nwrc.gov

    NWRC Spatial Data and Metadata Server – Access to data sets created by the Center, includes habitat and seagrass data for the Gulf of Mexico Coast
    http://sdms.nwrc.gov

Louisiana
Louisiana Department of Environmental Quality GIS Center – Contains data for environmental issues
http://gis.deq.state.la.us

Louisiana Department of Transportation and Development
http://www.dotd.state.la.us

Louisiana Department of Wildlife and Fisheries
http://www.wlf.state.la.us

Louisiana Electronic Assistance Program (LEAP) – Access to extensive statistical data about Louisiana
http://leap.nlu.edu

Louisiana Oil Spill Coordinator’s Office Data Catalog – This site contains the data holdings for Louisiana Oil Spill Coordinator’s Office Environmental Baseline Inventory
http://lagic.lsu.edu/loscoweb

Louisiana Population Data Center – Download data about the population of Louisiana, such as parish population estimates by age groups
http://www.lapop.lsu.edu

Louisiana State Land Office/GIS Data – State lands office data
http://www.state.la.us/slo/index.html

Louisiana State University ATLAS Data Server – Download GIS and mapping data for Louisiana
http://atlas.lsu.edu

Louisiana State University Cadgis Research Laboratory – Provides information for the Louisiana State University CAD/GIS lab
http://www.cadgis.lsu.edu