GIS Data for Colorado
The sites listed below are the ones we go to first
for GIS data for Colorado. Other data can be found
under the federal government and vendor GIS data sections
on this page or by browsing our links to Colorado city
and county government GIS data.
Boulder
County GIS
An overview of how GIS technology is being
used by the county, including current projects,
some production maps and system configuration. Downloadable
data.
BLM Colorado
Datasets for Colorado from the Bureau
of Land Management-Colorado.
CDOT
GIS datasets for the whole state and broken up by county from the Colorado Department of Transportation.
DRCOG: Denver Regional Council of Governments.
Regional Data & Maps
Colorado compressed
county mosaics of the USDA's
National Agriculture Imagery Program (NAIP) photograhy: generously
served out by the USGS.
- The compression ratio is 15:1.
- The imagery is natural
color, one meter GSD to NAIP specs.
- The files are
less than 4GB
- The zip files are named by county
- These can take a while to download. Also available
for use or download on the Map Library GIS computer.
CORRD: Colorado Renewable Resource Database
An interactive map of wind classes, transmission lines, and federal lands in Colorado. Click on "download maps" to download datasets, including wind speed. (Works best in Internet Explorer.)
U.S. Fish and Wildlife
Spatial Datasets for Colorado, plus a good list of links to other data providers.
Digital
Geologic Map of Colorado in ARC/INFO format
Digital version of Open File Report 92-507-A. This
link takes you to the metadata for the report.
You'll see the URL to the downloadable files in
the first paragraph of the report.
Federal
GIS Coordination Committee of Colorado
The Federal GIS Coordination Committee is composed
of representatives from the various federal agencies
in the Denver/Front Range area with an interest
in sharing information on Geographic Information
Systems (GIS) related activities.
Southwest
Data Center, Inc.
Goal is to provide a neutral source of information
for southwest Colorado, with a primary focus to
create and provide GIS data over the Internet.
Site includes maps, GIS links, regional GIS database,
Make a Map, Metadata Clearinghouse, etc.
Colorado Spatial Reference Network
Information about continuously operating Global Positioning System (GPS) reference stations and networks located throughout the state.
Federal
Government GIS Resources:
Berkeley/Penn Urban and Environmental Modeler’s Datakit
Viewable and downloadableGIS data "describing many of the physical, administrative, transportation, demographic, economic, land use and land cover, and environmental characteristics of the 48 contiguous United States."
FSGeodata
Clearinghouse
The FSGeodata Clearinghouse provides searching, viewing and downloading of geospatial datasets and metadata created and maintained by the USDA Forest Service over lands of the National Forest System.
Global Change Master Directory
A directory of earth science data and services (from NASA). May not link directly to data.
Global
Ecosystem Database
A joint project with NOAA and the EPA to provide datasets for use in
a GIS via the web or ftp. See Summary
of Contents for information on what datasets are available.
LandScan™ worldwide
population database
A worldwide population database compiled on a 30" X
30" latitude/longitude grid. From the Oak Ridge National
Laboratory
Unidata: UCAR's site for earth sciences data
"The Unidata Program is to help researchers and educators acquire and use earth-related data." Includes remote-sensing data, modelling data, and point data.
USDA Data Gateway
The "one stop source of natural resources data." Includes census data, landmarks, road and water information, aerial photography (DOQQs and other), topographic maps (DRGs), and more. Status maps.
USGS
Digital Maps and Data
General information about the USGS's digital data and specific information about datasets such as DRG, DEM, DLG, DOQ, the National Atlas of the United States, NHD, NED, Landcover data, and more.
UNEP/GRID
United Nations Environmental Program, Global Resource Information
Database. International data including Asian, African, Latin
America, etc and global data sets. Includes graphic, metadata,
and data download.
Marine GIS Data Links
Links to geology and oceanography GIS data.
State Data Centers and Clearinghouses From the Free GIS Data & Imagery GeoBlog. From 2006, but still a great place to start looking for state resources.
China Earthquake Geospatial Research Portal Links to free satellite imagery, GIS layers, tabular datasets, disaster recovery policies, and related reports. Created to establish a "baseline of data about the impacts of the [May 12, 2008] earthquake on the local population."
Digital Geoscience Maps (Canada)
"The Geological Survey of Canada (GSC) has published about 400 maps digitally over the past 15 years. The geological polygons for approximately 250 of these maps are currently being made available to find, preview, and download as ESRI shape files through this map search tool."
GeoGratis
Geospatial data for Canada, available for download at no charge.
GEORIA - University of Toronto
Georeferenced Databases for Assessing the Historical Conditions of Health and Environmental Problems: various historical data, including census data, for Canada.
New York: NYS (New York State) Gazetteer & GeoData Collection
From the University of New York at Buffalo. The user can
download free 7.5 minute quadrangles of New York State available as DRGs (GeoTIFF) in both collared or collarless format. They are searchable by feature, quadrangle or county as based on the data available from the USGS Geographic Names Information System (GNIS). New York City BYTES of the BIG APPLE
GIS data, much of it freely downloadable, for New York City.
GIS
Data Depot Data downloads and custom CD creation.
Search by country
or go directly to Colorado
to download GIS data. Lots of free data. Requires free registration.
CiesinCenter for International Earth Science Information Network
Data from the US Census, Mexico, China, the World Bank and
the World Resources Institute. Search metadata catalog,
selected data, and other useful information.
ESRI
Virtual Campus
Offers self-paced GIS education
on the web. Several free modules
available. Ask about getting access to other classes through the University's ArcGIS site license.
NEW: Getting Started with GIS.A free, introductory GIS class from ESRI.
GPS
for GIS Workflow, from the National Park Service
A workflow model and tips for creating "quality
GIS data with GPS technology." Designed for National
Park Service employees, but useful for everyone.
