A Comprehensive Guide to State and Nationwide GeoData Clearinghouses for the United States
By: Joe Francica
Editor-in-Chief and Vice Publisher, Directions Magazine
| (Jul 05, 2002) |
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| Geographic Area of Coverage | Site Link | Description |
| Alabama | Alabama GIS | This site provides for scientifically based analyses and decision-support tools for a wide variety of technical and non-technical stakeholders. Geographic information related to the mineral, energy, water, biological and other natural resources of Alabama |
| Alaska | Alaska Geospatial Data Clearinghouse | This is a collection of links to sites that offer free downloads of Alaskan geographic data. |
| Arizona | Arizona Land Resource Information System: | GIS data for the State of Arizona. Datasets cover a wide range of topics, including: Indian Reservations, Preserve Initiative, Soils, Towns, Census blocks, Congressional Districts, Counties, DEMs, DRGs, Geology, Vegetation and Hydrology. Data is free for public agencies, otherwise there is a nominal charge. |
| Arkansas | Arkansas | Catalog of Digital Geospatial Data: Data from this site includes cadastral, geopolitical, hydrology, imagery, infrastructure, physical geography, socioeconomic |
| Arkansas | Arkansas, Natural State Digital Database (NSDD) | The Natural State Digital Database (NSDD) was developed by the Spatial Analysis Laboratory (SAL) to serve the GIS user community and the state of Arkansas. This web site is a reality because of the work of the SAL, along with other people in the state who feel there should be a site in Arkansas to obtain free base GIS data. The site contains more than 100 GB of data that can be downloaded free. The following data set groups are available. Arkansas County Data Layers Arkansas State Data Layers Arkansas Digital USGS Quadrangle Maps (DRGs) Arkansas USGS Digital Orthographic Quads (DOQs) GPS Base Station Data |
| California | California Environmental Information Catalog: | This database provides information about geographic information resources in an effort to improve their efficient use through information sharing. Includes metadata information from cities, counties, utilities, state and federal agencies, private businesses and academic institutions that have California environmental information and spatial data resources. |
| California | California Farmland Mapping & Monitoring Program | Download digital spatial data, statistics, and reports on agriculture and farming for the State of California. |
| California | California Fire & Resource Assessment Program: | The California Dept. of Forestry and Fire Protection, Fire and Resource Assessment Program makes every effort to provide its data to the public free of charge in a format that is useable by the largest number of potential users. Downloads available include: 1:100K, 1:250K, 7.5'Quads, bioregions, ranger units, change detection programs, fire management environments, vegetation, rainfall, demographics. |
| California | California State Land Commission | Public data layers and software downloads covering biological geography, cultural geography, economic geography and physical geography for the State of California. |
| California | California Statewide Database | Census and voter registration data for the State of California. Search for data by geographic area, or election. Most data are available in shape file format. |
| California (City of Redding) | City of Redding, GIS Division | This is a portion of the City of Redding basemap, containing approximately 6,900 parcels in shapefile format. The datum used is California State Plane Zone 1, NAD 27. |
| California (City of San Diego) | San Diego Association of Governments GIS | GIS data layers for the greater San Diego area. SANDAG maintains extensive databases of facts and figures from a historical perspective, current information, and forecasted information. The information encompasses population growth, housing, employment, and income as well as data on crime and the local economy. |
| California (City of San Francisco) | The San Francisco Bay Area Demonstration GIS Project | The San Francisco Bay and the Delta comprise a rich and diverse coastal ecosystem. Draining over 40% of California, it is the largest estuary on the West Coast. The Bay and Delta support over 130 species of fish. San Francisco Bay is home to three major ocean shipping ports. In marine transportation, the Bay is the fifth largest U.S. port in crude oil handling and the fourth largest container port. Urban-associated development, land-based pollution sources, and water-allocation activities have reduced the quality and quantity of the Bay's aquatic habitat. |
| Chicago | Chicago Area Geographic Information Study | Geospatial data for the Greater Chicago, Illinois area. |
| Colorado (Mesa County) | Mesa County GIS | GIS data about Mesa County, Colorado |
| Connecticut | Univ. Connecticut - Map and Geographic Information Center | This site provides spatial data for the State of Connecticut covering a wide area of subjects on the state, county, town and quad level. |
| Connecticut | Connecticut - EPA - Environmental & GIS | |
| Delaware | Delaware Spatial Data Clearinghouse | The Clearinghouse includes a searchable database of metadata compliant with Federal Geographic Data Committee (FGDC) standards. Metadata entries provide detailed descriptions of the content and sources of the data, often including direct hypertext links to the data sets. Data and documentation have been contributed primarily by State and local government agencies. |
| Delaware | Delaware State DRG and DLG Server Homepage | |
| Massachusetts (City of Fitchburg) | City of Fitchburg, MA Home Page | Fitchburg Massachusetts, a city of approximately 40,000 population, provides GIS data for Fitchburg and Leominster MA in Arc/Info export format and shape files, including parcels, building footprints, wards, zoning, fire hydrant, etc. |
| Florida - Agriculture | Florida Data Directory | The Florida Data Directory (FDD) is a digital library of metadata for Florida geographic information assets. An extensive database on topics ranging from Agriculture to Wetlands. |
| Florida - Environmental | FDEP GIS Homepage | GIS as an effective tool for Florida's environmental decision making efforts. Department GIS activities, services, and data directory download. With state, national, and world links to additional GIS sites. |
| Florida – Geographic Data Library | Florida Geographic Data Library | GeoPlan Center, University of Florida |
| Florida (Broward County) | Broward County Florida | The map room contains a variety of GIS information for Broward County including:e00 files, tif/tiff files, dxf files and a variety of text and pdf files. Offerings will be expanded over the next few months to include more coverages, air photography for the entire county, and additional socioeconomic and environmental data sets. |
| Florida (Palm Beach County) | Palm Beach County GIS | View maps and download free data for Palm Beach County, Florida. |
| Florida (Seminole County) | Seminole County GIS | Seminole County GIS makes available over 60 layers of data for free download. This data comprises both large scale data layers built on our parcel base (land use, zoning, address data, street network) as well as small scale layers utilized for planning purposes (soils, wetlands, contours, hydrography). |
| Florida (Volusia County) | Volusia County GIS | Learn about GIS and download from an extensive collection of data for Volusia County, Florida. |
| Georgia | Georgia GIS Data Clearinghouse | Offers a very large collection of free data sets for Georgia. |
| Georgia | Georgia Tech Center for Spatial Analysis Technologies | |
| Virginia (Hampton) | City of Hampton Home Page | Hampton Property Information provides real-time access to all Hampton property by searching on TaxID, Owner Name, or Address. Direct access to GIS layers, Real Estate data and full-color photos of the homes is available from this web site. |
| Hawaii | Hawaii State GIS Program | This site offers downloadable data for the State of Hawaii covering a wide range of topics, including: Physical Features/Basemap Layers, Political Boundaries/Administrative Layers, Natural Resource/Environmental Layers, and Hazard Layers. |
| Idaho | INSIDE Idaho | An interactive numeric and geospatial data engine. Includes geodata, numeric data and interactive mapping. This site will serve as a clearinghouse for the state's spatial and numeric data and hopes to achieve enduring information environments for research and learning, to increase the use of public domain government information by providing easier access, and to improve public knowledge of the new accessibility to resources within INSIDE Idaho. |
| Idaho | Idaho GIS Data | This site offers spatial data information for the State of Idaho. Data available includes Statewide, Remote Sensing and Regional data. |
| Illinois - Natural Resources | Illinois Natural Resources Geospatial Data Clearinghouse | The Illinois Natural Resources Geospatial Data Clearinghouse serves as a gateway to GIS data and imagery for Illinois. Available data sets and documentation (metadata) include: geology, water resources, nature preserves, wildlife areas, land use, political boundaries, roads, census information, Public Land Survey, Digital Raster Graphics files, and 1998/1999 Digital Orthophoto Quarter Quadrangles. |
| Indiana (City of Indianapolis) | Indiana Metropolitan Statistical Area | The Indianapolis Metropolitan Statistical Area consists of nine counties, which include Boone, Hamilton, Hancock, Hendricks, Johnson, Madison, Marion, Morgan and Shelby. These counties all have a high degree of economic and social integration with the nucleus of Marion County, which includes most of the urbanized area of Indianapolis. |
| Iowa | Iowa GIS Clearinghouse | GIS data for the State of Iowa. Includes links to counties, Iowa Department of Transportation, Department of Natural Resources, Cooperative Soil Survey and FEMA Q3 Flood Data. |
| Iowa | Iowa State University Geographic Information Systems Support and Research Facility | The GIS Support and Research Facility is a public computing facility established to support the use of geographic information system (GIS) technology at Iowa State University. The mission of the facility is to provide a high level GIS research support laboratory for students, faculty and staff as well as to provided GIS education and outreach to the ISU community and the state of Iowa. |
| Iowa - Natural Resources | Iowa Geological Survey Bureau | The Natural Resources Geographic Information System (NRGIS) Library is an organized, documented collection of more than 600 geographically referenced databases tailored to the needs of Iowa Department of Natural Resources (DNR) programs. The NRGIS Library is maintained so that staff may research and integrate information more efficiently and, ultimately, make better decisions regarding the management, development and protection of Iowa's natural resources. |
| Kansas | Kansas GIS Initiative Data Access & Support Center | This site provides a collection of various digital spatial information about the the state of Kansas that is necessary to conduct spatial analysis. Includes administrative, DLG, DEM, environmental, FEMA flood data information, as well as, other data and links about Kansas and the region. |
| Kentucky | Kentucky Office of GIS - DRG download | USGS Digital Raster Graphics (DRG) KY State Plane North and South zone NAD 83, US survey feet |
| Kentucky - Environmental | Kentucky Office of Geographic Information | GIS data for the State of Kentucky. Offers downloadable data and imagery, including: Digital Orthophotos, DRGs, Elevation, Transportaion, Boundaries, Hydrography, Landcover, Soils, Geology, Climate, Food. |
| Kentucky - Natural Resources | Kentucky Natural Resources | Geologic, hydrologic, and miscellaneous gis data related to the natural resources of Kentucky. |
| Louisiana | Louisiana Population Data Center | This site offers population data for Louisiana. Information available includes Labor Market Geographies, State Population Projections to 2020, State Hispanic Population Estimates, and Parish Population Estimates by Age Groups |
| Louisiana | The Louisiana Statewide GIS Atlas | Contains GIS and mapping data on the state of Louisiana. |
| Maine | Maine Data Catalog | Maine GIS Data Catalog |
| Massachusetts | Massachusetts GIS | Large dataset collection for the State of Massachusetts. Includes Image Data, Vector Data, Infrastructure, Topography, Physical Resources, Hydrography, Conservation/Recreation, Regulated Area, Environmental Monitoring, Coastal and Marine Features, and Demographics. |
| Michigan | Michigan Data and Maps - University of Michigan | The University of Michigan Map Library contains a wide array of cartographic materials, including maps, atlases, gazetteers, and geographical dictionaries, and is also a campus resource center for Geographic Information Systems (GIS), providing access to software and data in support of this technology. The Map Library is available to the students, faculty, and staff of the University of Michigan, and also to visitors from outside the University. |
| Minnesota | Minnesota Geographic Data Clearinghouse | Provides information and links to available geographic data for the State of Minnesota. |
| Minnesota (Minneapolis - St. Paul) | Minnesota MetroGIS DataFinder | MetroGIS (www.metrogis.org) is a GIS collaborative serving the seven county, Minneapolis-St. Paul Metropolitan Area. MetroGIS’ functions focus on eighteen coordination activities, one of which is supporting an Internet-based GIS data search and retrieval tool. MetroGIS’ DataFinder includes not only data holdings of its stakeholder organizations but also regional data sets developed by or for the collaborative. Thirteen priority business information needs, common to all MetroGIS stakeholder organizations, currently guide development of the regional data sets. These data sets also have a many-to-one relationship with corresponding business information needs. All metadata records comply with the Minnesota's FGDC-compatible metadata content guidelines. |
| Mississippi | Mississippi Automated Resource Information System (MARIS) | State and Countywide data for the State of Mississippi. Over 80 data layers are available for download. |
| Missouri | Missouri Spatial Data Information Service | Free GIS and Census data for the state of Missouri. |
| Montana | Montana Clearinghouse Data | This clearinghouse contains free downloadable data for Montana, including 1:100,000 scale public land survey lines and public land ownership, U.S. Geological Survey DEMs, DRGs, DOQQs, and land use data, U.S. Census Bureau TIGER files, and other data developed for our projects. |
| Nebraska | Nebraska Department of Natural Resources Data Bank | Spatial data and metadata for the State of Nebraska. |
| Nevada | VIRTUAL CLEARINGHOUSE FOR NEVADA GEOGRAPHIC INFORMATION | This Web site provides links to organizations that provide geographic information, including geographic information system (GIS) coverages. |
| Nevada (City of Lake Tahoe) | Lake Tahoe Data Clearinghouse | Lake Tahoe Data Clearinghouse in partnership with federal, state, tribal, and local agencies and groups, is a major gateway to information and data on Lake Tahoe and its basin. Includes high quality digital maps for the Lake Tahoe area (including Tahoe hydrography, roads, vegetation cover, forests, timber, soils), digital orthophoto quadrangles, and digital elevation models. |
| Nevada (Clark County) | Southern Nevada GIS Central Repository | |
| New Hampshire | New Hampshire GRANIT Data Catalog | The New Hampshire Geographically Referenced Analysis and Information Transfer System (NH GRANIT) is a cooperative project to create, maintain, and make available a statewide geographic data base serving the information needs of state, regional, and local decision-makers. |
| New Jersey | University Consortium for Geographic Information Science | |
| New Jersey - Environmental | NewJersey Department of Environmental Protection | View and download basemap and environmental data layers for New Jersey. Includes information about transportation, hydrography, elevation, digital orthoimagery, government boundaries, geodetic control, cadastral reference systems, cadastral public land ownership, cadastral private land ownership. |
| New Mexico | New Mexico Resource GIS Clearinghouse | Data and metadata for the State of New Mexico. Socioeconomic, decennial census, and natural and cultural resource data reside in the Clearinghouse. |
| New Mexico (Santa Fe) | Citywide data | |
| New York | New York State GIS Clearinghouse | Created to provide one central location where State agencies and local governments can list the GIS data sets that they have. GIS users can browse the list, or search for specific keywords, to find out what data is available, who holds it, and how it can be obtained. In some cases, users will be able to go one step further, and download the actual data set. |
| North Carolina | The North Carolina Geographic Data Clearinghouse | This site, from the lead public agency for GIS in North Carolina, offers data, products and services. Information includes topics such as: administration, cultural resources, infrastructure,water resources, land, elevation, air resources, environmental quality. |
| North Carolina (Wake County) | ||
| North Dakota | North Dakota Spatial Data Clearinghouse | North Dakota Geological Survey |
| Geographic Information Systems Center has been established to provide more integrated access to spatial data resources developed and housed within the state. | ||
| Ohio - Imagery | Ohio GIS Support Center | The following spatial data sets available to download for free: Digitial Line Graphs (DLGs), Digital Orthophoto Quarterquadrangles (DOQQs), Digital Raster Graphics (DRGs), Digital Elevation Models (DEMs). |
| Ohio (Green County) | Greene County, Ohio GIS Map Server | The Greene County GIS Map Server provides users access to a wide range of real estate property information. In addition, users can view digital images of properties and even download orthophotos for use with the Mr SID Image Viewer |
| Oklahoma | Digital Atlas of Oklahoma | |
| Oregon | Oregon State Service Center for GIS | Data, information about GIS activities in Oregon, news from our organization, and links to other GIS sites are provided. |
| Oregon - Environmental | Oregon Coast Geospatial Clearinghouse | This site provides data, metadata and links about the Oregon Coastal area. |
| Oregon & Washington | BLM Oregon/Washington Geospatial Data | The GIS data holdings of the BLM in OR/WA consist of: Statewide or regional coverages captured at a scale of 1:100,000 (or smaller). Resource and framework data captured at the 1:24,000 scale (or larger) that have been built internally and that cover mostly BLM-managed lands with some private lands included |
| Pennsylvania | Pennsylvannia Spatial Data Access | PASDA supports search, display, and retrieval of GIS data, imagery, such as satellite images and aerial photographs, and metadata related to Pennsylvania. |
| Oregon (City of Portland) | Metro's Data Resource Center, Portland, Oregon | Metro's Data Resource Center provides a wealth of information about the Portland, Oregon Metro area. Data products and maps are available to download and purchase online. A live mapping application, MetroMap provides an interactive, detailed view of the region. |
| Rhode Island | Rhode Island GIS Data | This site provides data for the State of Rhode Island. All geospatial data provided are in Rhode Island stateplane feet NAD 83 projection. |
| South Carolina | Univ. of South Carolina GIS Server | This link is to a data server maintained by the Center for GIS & Remote Sensing, within the Geography Dept. at the Univ. of South Carolina. Most of the data available through this site have been created by others (Univ. researchers, state agencies) and are provided without QA/QC control. Note: some data are prohibited from being downloaded via the web. |
| South Carolina - Environmental | South Carolina Department of Natural Resources GIS Data Clearinghouse | This site offers natural resource data for the State of South Carolina. |
| South Dakota (Sioux Falls) | City of Sioux Falls, SD Interactive GIS | The City of Sioux Falls, South Dakota Geographic Information Systems (GIS) Department is committed to providing accurate and up-to-date spatial information to our residents and other users. Our mission is to develop, maintain, and disseminate high quality spatial data for the City of Sioux Falls and the surrounding area. A variety of raster and vector data sets are available. |
| Texas - Environmental | Texas Wetland Information Network. | Wetland data for the State of Texas, available in ArcInfo Coverage Export files and ArcView Shape files. Data includes, Texas Coastal Zone Boundary, Audubon Sanctuaries, Bathymetry, Gulf Beach Access Points, Marinas and National Parks/National Seashore |
| Texas - Natural Resources | Texas Natural Resources Information Systems | TNRIS distributes Geographic Information Systems (GIS) and other geospatial data from a variety of sources, including federal, state and local government agencies. |
| U. S. | Army Corps of Engineers Geospatial Data Clearinghouse Node: | The USACE’s Engineer Research and Development Center's (ERDC) - Topographic Engineering Center (TEC) is responsible for monitoring the acquisition of commercial satellite imagery acquisition Army-wide. TEC’s Imagery Office (TIO) maintains a program, established in 1990, dedicated to the efficient research, acquisition, archiving, and distribution of both current and historical imagery and related products for the U.S. Army and other customers. |
| U. S. | ArcData Online | ESRI Data products |
| U. S. - Agriculture | Natural Resources Conservation Service - USDA | GIS data, information and maps for the United States. Topics cover: Agricultural Productivity,Basemaps, Conservation Needs, Conservation Program Effects, Cropland, Geography of Hope, Grazing Land, Irrigation, Land Capability, Land Cover/Use, Prime Farmland, Private Forest Land, Socio/Economic, Soil Erosion, Soils and Soil Types, Soil Quality, Urbanization, Water Quality, Water Supply, Wetlands, and Wildlife Habitat. |
| U. S. - County Data | FedStats | This site provides agricultural, population, immigration, demographic, business, crime, energy and environmental data and statistics by county and congressional district for each state, including Alaska and Hawaii. |
| U. S. - Demographic | U.S. Census Bureau | The preeminent collector and provider of timely, relevant, and quality data about the people and economy of the United States. Large collection of census data available on-line, mostly in pdf format. Also, search their catalog for cd-rom's, diskettes, tapes, maps and publications. Some are available on-line, or for free, otherwise there is a nominal charge. |
| U. S. - Demographics | DDCarto - SEDAC/CIESIN Demographic Data Cartogram Service | DDCarto provides overnight delivery of 1990 U.S Census boundaries and associated STF variables. Users can chose Atlas GIS, ArcInfo, or MapInfo compatible formats. Coverages exist for counties, census tracts/BNAs, blockgroups, and blocks for all 50 states and Dist. of Columbia. |
| U. S. - Environmental | National Wetlands Inventory | The National Wetlands Inventory is producing maps as a scale of 1:24000. These maps contain information on the characteristics, extent, and status of the Nation's wetlands and deepwater habitats. Upons completion of the maps they are digitized and put on the web in ArcExport and DLG format. |
| U. S. - Environmental | USGS SAST Database | An Environmental Information System for the Upper Mississippi & Lower Missouri River Basins: This database includes satellite data, elevation data, digitized aerial photographs, data on historic river channels, man-made structures, hazardous/toxic waste sites, spatially referenced information on soils, and various geologic, biologic, hydrologic, and hydrographic themes. Items available for download are regional, biological and climate data maps, metadata, export files and SDTS'. |
| U. S. - Health | National Center for Health Statistics - GIS and Public Health | This site offers GIS data and maps to download on a variety of topics related to National Public Health. Also provides links to the CDC-WONDER database,and other sites about public health, statistics and consumer information. |
| U. S. - Imagery | National Imagery and Mapping Agency - NIMA | This site offers geospatial data, maps and imagery from the National Imagery and Mapping Agency. While many products are available for a fee, the site does offer several data downloads and links including: Digital Terrain Elevation Data (DTED®) Level 0, Digital Nautical Chart (DNC®) Public Page,Aeronautical Information Homepage, GEOnet Names Server, Marine Navigation Home Page and software tools that can be assist in processing digital map/image data. |
| U. S. - Imagery | USGS EarthExplorer | Huge clearinghouse for searching for a variety of maps and imagergy. Subjects include: climate, DLGs, elevation, geology, hydrology, land cover, maps, aerial photographs and satellite imagergy (AVHRR, MSS, Landsat TM, etc.). Products can be ordered for a fee, but the site is also great a resource tool as abstracts and descriptions are provided about the prodcuts. |
| U. S. - Land Cover | North America Land Cover Characteristics Data Base | Land Cover maps of North America to download. Also available are monthly NDVI composites. |
| U. S. - Midwest Agriculture | Center for Agriculture, Resource and Environmental Systems | CARES: Data related to agriculture and natural resource assessment and risks. While much of their projects and research focus on Missouri and the Midwest, they also extend nationally. They also offer a useful interactive GIS mapper for Missouri. |
| U. S. - Native American Lands | American Indian Lands Environmental Support Project: | The American Indian Lands Environmental Support Project (AILESP) was developed by EPA’s Office of Enforcement and Compliance Assurance (OECA).AILESP integrates and assesses recent multi-media point-source releases, the potential impacts of contaminants, and recent compliance and enforcement histories for facilities located on and within five kilometers of Tribal areas. This project uniquely assimilates and synthesizes disparate data sources to create a better understanding of the nature and extent of permitted point sources on and near Tribal areas. |
| U. S. - Public Land Survey | Geographic Coordinate Data Base - BLM | The Bureau of Land Management's (BLM) Geographic Coordinate Data Base (GCDB) is a collection of geographic information representing the Public Land Survey System (PLSS) of the United States. |
| U. S. - States | Census State Data Centers | This site offers links to access census data for the 48 individual, conterminous states, as well as Alaska and Hawaii. |
| U. S. - Various | GIS Data Depot | The GIS Data Depot and GeoCommunity houses data in support of the GIS industry. The majority of the data provided has been downloaded by our staff from a wide range of GIS Web sites located on the Internet. |
| U. S. - Various | Directions Magazine Data Center | Directions Magazine, a mapping and demographics news source offers free mapping data on-line. Coverages are world-wide. |
| U. S. - Weather & Climate | Climate Mapping with PRISM | The PRISM Climate Mapping Program is an ongoing effort to produce and disseminate the most detailed, highest-quality spatial climate datasets currently available. These digital climate maps are created using PRISM (Parameter-elevation Regressions on Independent Slopes Model) an analytical tool that uses point data, a digital elevation model, and other spatial data sets to generate gridded estimates of monthly, yearly, and event-based climatic parameters, such as precipitation, temperature, snowfall, degree days, and dew point. |
| U. S. – National Weather Service Information | AWIPS Map Database Catalog | Hydrology, cities and urban areas, transportation, state, county, province and terrain. Datalog assembles and promulgates spatial geographic information used in support of the National Weather Service (NWS) Advanced Weather Information Processing System (AWIPS). Data available to download as compressed shapefiles covering topics such as Also offers free software for file conversion to/from various formats and utility programs. |
| U. S. Transportation Network | Bureau of Transportation Statistics Geographic Information Services | Geospatial data and data sets relating to the national transportation network. Includes: Public Use Airports, Runways, Intermodal Terminals, Amtrak Stations, Water Port Facilities. Also available is The National Transportation Atlas Data (NTAD) 2000 and The North American Transportation Atlas Data (NORTAD) 1998, as well as the Data Converter to convert NTAD/NORTAD data into several GIS formats. |
| Utah (Salt Lake City) | Salt Lake City GIS | Display live maps and download from a nice collection of local data for Salt Lake City, Utah. |
| Utah | State of Utah - Automated Geographic Reference Center | AGRC offer the State Geographic Information Database (SGID) which contains geographic data for the state of Utah from various sources. |
| Utah | Utah Automated Geographic Reference Center | Data and associated databases for the State of Utah. Topics include: Administration/Ownership,Climate, Demographic, Environmental, Geographic Features, Geology,Historical, Hydrography, Hypsography,Land Surface Cover, Land Use, Political, Remotely Sensed Data, Transportation, Utilities, Vegetation. |
| Vermont | Vermont GIS Data Warehouse | GIS data, data products and map products for the State of Vermont. |
| Washington | Washington Geographic Information Council | Geospatial data and links for the State of Washington. Selected Statewide and local data coverages are available. |
| West Virginia - Environmental | West Virginia Division of Environmental Protection. | View and download data from the largest archive of digital spatial data available for West Virginia |
| Wisconsin - Land Information | Wisconsin Land Information Clearinghouse - WISCLINC | The Wisconsin Land Information Clearinghouse (WISCLINC) is a gateway to geospatial data and metadata, related land and reference information, and the Wisconsin agencies which produce or maintain these items. |
| Wisconsin | Wisconsin State Cartographer's Office | |
| World - Telecommunications | Federal Communications Commission Geographic Mapping Resources | This site, from the FCC, offers a wide range of geospatial data to download. Areas of coverage include, the United States, and the U.S./Canada, and U.S./Mexico border regions. |
| Wyoming | Wyoming Spatial Data Clearinghouse | Data and metadata for the State of Wyoming. |
| Wyoming - Natural Resources | Wyoming Natural Resources Data Clearinghouse | The Wyoming Natural Resources Data Clearinghouse features spatial data developed by the University of Wyoming and by organizations affliated with the University. The primary focus is on natural resources data or on data that would be useful to natural resources management, such as geology, hydrology, biodiversity data, water rights, political jurisdictions, and some industry-related data. |
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