ARC/INFO and ArcView specific links
News in the GIS community
Links to Native American GIS
DEM, elevation and relief data
Landuse data
Census data
Point data
Geophysical data
Coordinate Systems & Map Projections
GPS
Spatial Data Analyis
GIS and remote sensing tutorials and classes
Journals, on-line papers, thesis and dissertations
GIS and other scientific visualization software
International maps & data
Agricultural data
Hydrologic data
DLG sources
DRG sources
Satellite & Aerial image data
Street & Transportation Network data
Boundary data
Climate data
Soils and Geology
Environmental data
Geography Departments
Conferences
Sites with links to other sites
State GIS data
Companies
On-line maps
Misc links

ARC/INFO and ArcView specific resources

ESRI home page
The unofficial ARC/INFO and ArcView symbol page
ARC/INFO plotting recipes
ARC/INFO tutorial Home Page
Andrew's Handy ArcView things page
ArcView DOQ/DRG Tools Extension (Minnesota Department of Natural Resources)
Scripts and Macros developed by USGS researchers for processing geographic data and information
FGDCMETA.AML from Illinois Natural Resources Geospatial Data Clearinghouse
BLM's GIS utility site
ARC/INFO technical notes

News in the GIS community

Business Geographics
Electronic Atlas Enterprises
EOM (Earth Observation Magazine)
ESRI ARC News
Geo Info Systems
GPS World
Mapping Awareness
Geoplace.com
Directions Magazine

Links related to Native American GIS

Innovative GIS Solutions Inc.
Maps of Montana and Wyoming tribal lands
GIS laboratory at Haskell Indian Nations University
Census 2000 American Indian and Alaska Native Programs
Article: "Protecting Indigenous Peoples' Privacy from 'Eyes in the Sky'

Sources of DEM, elevation data and relief images

USGS 1:250,000 DEM by state (aka 1-Degree or 3-arc-second DEM)
USGS 1:250,000 DEM by graphical region (aka 1-Degree or 3-arc-second DEM)
USGS 7.5 minute (30 m) DEM by graphical region
USGS National Elevation Database
Terrain Modeling Project Office
Global 30 arc second elevation data set (USGS)
USGS EROS DEM data 1:250,000
DEM Database Samples (Mojave Desert Demonstration images)
Mojave Desert Ecosystem National Elevation Database
Shaded relief images at USGS
Bruce Gittings' digital elevation data catalogue
Digital Wisdom Incorporated: U.S. digital topography
Software package to read USGS DEM files: 3dem50.zip
Digital Elevation Models available on BARD
Cartography & Terrain Images
DEM access and presentation
Digital Elevation Models available on BARD (San Francisco area)
Central California DEM and bathymetry images
Santa Clara area shaded relief images
USGS EROS DEM data 1:250,000
Digital Terrain Elevation Data (DTED) Level 0
TerrainBase CD-ROM SE-1104
Color Landform Atlas of the United States (Ray Sterner-JHU/APL)
U.S. State Images from 30 Second Topographic Data (NGDC)
Western United States Multi-Scale Map (gray scale shaded relief maps)
Canadian Digital Elevation Data (CDED)
Web Resources Compiled For Terrain Modeling
Wilbur DEM display software (reads USGS DEM files)
DEM Reader for Macs
TruFlite 3D
Geomatics landscape visualization software

Landuse data

1:100,000 scale Land Use Land Cover by state (USGS-LULC)
1:250,000 scale Land Use Land Cover by state (USGS-LULC)
USGS Land Use and Land Cover description & metadata (USGS-LULC)
EPA's ftp access to 1:250,000 EPA GIRAS land use data (Arc/Info export files)
Metadata for 1:250,000 scale quads of LULC/GIRAS for conus US
Data User Guide for LULC data (National Mapping Program ftp site)
Forest Land Distribution Data for the US
Landfill locations, 1986 (USGS)
Major land uses in the United States, 1967, 1:7,500,000 scale (USGS)
Matthews Global Vegetation Data Set
Conterminous U.S. Land Cover Characteristics Data Set 1990 Prototype
Major Land Resource Area
North American Landscape Characterization
Global Land Cover Characterization (1-km resolution global land cover characteristics database)
Global land-use datasets from GISS
CA Department of Water Resources land use data

Source of Census data

U.S. Census Gazetteer
Census Data Archive
Directory of /pub/census/usa/stf
Census Mapping with a GIS
1990 Census Lookup (1.4)
Applied Population Laboratory (UWisc)
USA county census 1996 (Oregon State University)
U.S. Gazetteer (US geographic name finder)
University of California CD-ROM Info System (pop lookup)
US Demography
1990 Census Lookup (1.4)
US Bureau of Census - Map Stats (zoom from state to county for population, demographic & housing data)
Metropolitan Area Population Estimates
1990 Census geographic levels (LBL)
Population Project Homepage (UCSB)
Demographic Data Viewer Home Page
Directory of /pub/census/usa/grid/pall/gif
Directory of /pub/census/usa
US Bureau of Census - American FactFinder
1980 point population coverage for the Conterminous United States (USGS)
1990 point population coverage for the Conterminous United States (USGS)

Point data (places, polluters, monitoring sites, etc)

Query the U.S. GNIS database
1995 USGS GNIS2 data for counties in the conterminous US
1990 census block group centroids in the conterminous U.S.
1992 TIGER miscellaneous points features layer for counties in the conterminous US
1992 TIGER miscellaneous points features for counties in Alaska
1992 TIGER miscellaneous points features for counties in Hawaii
1992 TIGER miscellaneous points features for municipalities in Puerto Rico
1992 TIGER miscellaneous points features for the Virgin Islands of the US
U.S. EPA Regulated facilities point locations from Envirofacts for the Conterminous U.S.
Five-Digit ZIP code points for the conterminous U.S.
Point coverage of population within a 100-km buffer of the US/MX Border
Stability Array (STAR) meteorological stations for the conterminous U.S.
AIRS monitoring sites within a 100 kilometer buffer of the US/MX border
Locations of Areas of Concern (AOC) for beneficial water use Around the Great Lakes
Locations of the USBM 1992 minerals availability system in EPA region 5
Point Coverage of National Pollutant Discharge Elimination System Facilities Within a 60-Km Buffer of the US/MX Border
Point Coverage of Waterway Parametric Data from STORET Sites within a 100 kilometer buffer of the US/MX Border
Toxic Chemical Release Inventory of Facilities in 1987 to 1993 by States and Territories
Locations of RCRA Treatment, Storage, and Disposal (TSD) Facilities in EPA's Region 6
Locations of Section 404 (Clean Water Act) Wetland Violation Sites in EPA's Region 8
Locations of 1993 National Pollution Discharge Sites in EPA's Region 8
Locations of 1994 CERCLA-Superfund Site Locations in EPA's Region 8
Locations of Heap Leach Mines in EPA's Region 8
Locations of Historic and Current Mines and Claims in EPA's Region 8
Locations of RCRA Treatment, Storage, and Disposal (TSD) Facilities in EPA's Region 10
Locations of RCRA Treatment, Storage, and Disposal (TSD) Facilities in AK
Locations of CERCLA-Superfund Site Locations in EPA's Region 10
Locations of CERCLA-Superfund Site Locations in AK

Sources of geophysical data

High Resolution Bathymetry and Selected Geoscience Data for the Monterey Bay Region at JPL
Conterminous U.S. AVHRR: 1990 Bi-weekly Composites at JPL
Conterminous U.S. AVHRR: Companion Disc at JPL
Geology of Nevada CD-ROM data at JPL
TOMS Gridded Ozone Data 1978-1988 CD-ROM data at JPL
GEDEX-Greenhouse Effect Detection Experiment data CD-ROM Inventory at JPL
Clobal Land 1km AVHRR Data Set Vegetation Index-JUne 21-30, 1992 CD-ROM Inventory at JPL
Digital Chart of the World CD-ROM data at JPL
World Climate Research Programme TOGA CD-ROM Inventory at JPL
Modern Average Global Sea-Surface Temperature CD-ROM Inventory at JPL
ISCCP July 1983-December 1990 CD-ROM Inventory data at JPL
Conterminous U.S. AVHRR: 1993 Bi-Weekly Composites CD-ROM Inventory at JPL
Shuttle Images (JPEG format) STS-059 CD-ROM Inventory at JPL
DDL's Catalog of Government CD-ROMs
Geological Hazards titles grouped by "Subject Type" (Page 3)
USGS Geological Hazards Photos: Flip-Cards
LAND INFO GIS products
Geographic Names server
Greater Yellowstone Area Data Clearinghouse
Digital Raster Graphic Files of 30x60-Minute Topographic Maps in Nevada
recent status of selected USGS mapping products
Fire and Resource Assessment Program (FRAP) of the California Department of Forestry
Deschutes County's (Oregon) GIS
Canadian Land Type Data: GIS Coverages
Houston-Galveston TX GIS Coverages
USDA Forest Service Chugach National Forest GIS (Alaska)
Ada County (Idaho) Planning Association
Seminole County Florida-Information Technologies-GIS Division
American Digital Cartography, Inc. (ADCI)
Arizona Land Resource Information System (ALRIS)
Mississippi Automated Resource Information System
The Snake River Corridor Data Node of the National Geospatial Data Clearinghouse

Coordinate Systems & Map Projections

Map Projection Overview by Peter H. Dana, Department of Geography, University of Texas at Austin
Coordinate Systems Overview by Peter H. Dana, Department of Geography, University of Texas at Austin
Geodetic Datum Overview by Peter H. Dana, Department of Geography, University of Texas at Austin
Geographic Calculator at Blue Marble Geographics
Buckminster Fuller's Dymaxion Map Projection of Earth

GPS links

Welcome to Ashtech
TAC Home Page
GPS overview by Peter H. Dana, Department of Geography, UTexas at Austin
Global Positioning Systems (GPS)
JPL SCIGN Analysis
Trucking GPS
NGS Home Page
USCG Navigation Center Home Page
GPS Receiver Main Catalog
Trimble Navigation
Adventure GPS Products: Main GPS Catalog
The Global Positioning System
GPS for Integrated Crop Management in New Jersey: Methodology Development and Application to Cranberries
Monitoring Station GPS Data
Integration of GPS Locational Data in a GIS to Manage Native Plants, and Control Non-Native Invasive Plants, on Santa Catalina Island
GPS World Home Page
NVLT - GPS Receivers and Satellite Communication Products
GPS CITY ON-LINE
Joe Mehaffey and Jack Yeazel's GPS Information Website (excellent)

Spatial Data Analyis

Spatial Analysis in GIS: Table of Contents
The Spatial Analysis Unit (SPAN)
Spatial Analysis 252 - Reading Material
TESAG, TG2100 Lecture Outline
SpaceStat - Software for Spatial Data Analysis
Spatial Analysis Modules
http://quis.qub.ac.uk/g...aphy/rgs_ibg/index.html
CSAM
StatCodes -- Spatial statistics
EPA GIS Spatial Data Site List
SpaceStat - Preprints, Reprints and Technical Reports
Centre de Geostatistique Home Page
Discovery and Retrieval of Networked Geospatial Information Archive Search Page
Spatial Odyssey
Geostatistical Software for the PC
Geog 621 lecture notes (SFSU)
Surface Modeling & Analysis (SFSU)

GIS and remote sensing tutorials and classes

UBC Geography 370 Course Home Page
EPSc 407 Remote Sensing
USC ArcView Short Courses
GIS at USC: Arc/INFO Training
Geography 127--Univ of Missouri
The Geographers Craft (GIS/GPS tutorial from UT Austin)
GOES 209B: Introduction To Geographical Information Systems
ARC/INFO tutorial Home Page
GEO 438: Introduction to GIS
A GIS User Guide to Internet Tools
GSD Online Demonstration GSRUG - UTM to Geographic
Data Sources for GIS
MAIN- Accessing Spatial Data Tutorial, Index

Journals, on-line papers, thesis and dissertations

Spatial Odyssey GIS literature database
Spatial Analysis of Crime Using GIS-Based Data: Weighted Spatial Adaptive Filtering and Chaotic Cellular Forecasting with Applications to Street Level Drug Markets

GIS, image processing and scientific visualization software

ESRI Inc. GIS software
MapInfo GIS software
GRASS GIS
TNTAtlas software
Map Maker Pro
Tralaine from Mentor Software, Inc.
Caliper Corporation
IDRISI
ERDAS Inc.
ER Mapper
IBM Visualization Data Explorer (DX)
MacGIS
OSU MAP-for-the-PC, Version 4.0
Golden Software
Research Systems: ENVI, IDL, ION visualization software
GeoEas software
Geopack software
Variowin
C Tech Development Corporation-Environmental Visualization System
PCI
MERLIN
Vis5D
Grid Analysis and Display System (GrADS)
STLBuilder (3D terrain visualization)

International data

Mexico GIS data from CIESIN (ftp)
Directory of /pub/data/Mexico/gis.cover.local
Lower Rio Grande Gap Analysis Project for Mexico
Transboundary Resource Inventory Program
Great Wall of China
CITAS Data (China in Time and Space)
CIESIN FTP Directory of /pub/data/China
CIESIN FTP Directory of /pub/data/China/DC_China
City and metropolitan area maps in Mexico
Canadian street data (Desktop Mapping Technologies Inc.)
World data center (International Council of Scientific Unions)
The Internet Guide to Demography and Population Studies (Australian National University)
Canadian Geospatial Data Warehouse
GIS data depot

Agricultural data

Lars' hotlist: Agriculture and GIS
The 1992 National Resources Inventory
1987 Census of Agriculture Data on: Agricultural chemical use in counties (AG_CHEM)
1987 Census of Agriculture Data on: Agricultural cropping practices in counties (AG_CROP1)
1987 Census of Agriculture Data on: Agricultural cropping practices in counties (AG_CROP2)
1987 Census of Agriculture Data on: Agricultural expenses in counties (AG_EXPN)
1987 Census of Agriculture Data on: Agricultural land in counties (AG_LAND)
1987 Census of Agriculture Data on: Agricultural livestock holdings in counties (AG_STOCK)
Herbicide Use Estimates from USGS: Top 20 most used herbicides (HERBICIDE1)
Herbicide Use Estimates from USGS: 21st TO 40th most used herbicides (HERBICIDE2)
Herbicide Use Estimates from USGS: 41st TO 60th most used herbicides (HERBICIDE3)
Herbicide Use Estimates from USGS: 61st TO 80th most used herbicides (HERBICIDE4)
Herbicide Use Estimates from USGS: 81st TO 96th most used herbicides (HERBICIDE5)
1985 Nitrogen-Fertilizer Sales from USGS
1986 Nitrogen-Fertilizer Sales from USGS
1987 Nitrogen-Fertilizer Sales from USGS
1988 Nitrogen-Fertilizer Sales from USGS
1989 Nitrogen-Fertilizer Sales from USGS
1990 Nitrogen-Fertilizer Sales from USGS
1991 Nitrogen-Fertilizer Sales from USGS
USDA National Agricultural Statistics Service (jump point for various US agricultural statistics)
U.S. Crop Acreage and Yield Maps - 1997 from USDA National Agricultural Statistics Service

Hydrologic and Ocean data

USGS Metadata for HUC2M
USGS Metadata for HUC250
USGS Metadata for RESERVOIR
FGDC Manual of Federal Geographic Data Products - Water Information
FGDC Metadata for RUNOFF
USGS Metadata for STREAM
USGS Metadata for Stream Flow Basin Characteristics File 1986
List of Spatial Data Sets for Water (USGS)
Rivers and Lakes Geographic Information System (GIS) Files from NOAA/National Ocean Service
Salinity Zones Geographic Information System (GIS) Files from NOAA/National Ocean Service
NOAA's National Status and Trends (N&T) Stations Geographic Information System (GIS) Files from NOAA/National Ocean Service
Buoy Locations, Information and Recent Data from the NOAA Marine Environmental Buoy Database (NODC File 291)

DLG sources

1:24,000-scale Digital Line Graphs
Directory of /dlgdata (National Wetlands Inventory)
USGS Generic Metadata for 1:100,000-scale Digital Line Graph (DLG)
USGS: Geo Data
1:2,000,000-scale Digital Line Graphs
1:100,000-Scale DLG (data query)
USGS 1:100,000 DLG Hyperguide and Index
National Wetlands Inventory DLG ftp access by 7.5 minute quadrangles
DLGV32 DLG viewing software (USGS)

DRG sources

Gecko Software Mapping Solutions (USGS DRG, DLG, DEM, GNIS and CAD)
DRG at the USGS (information and availability)
Metabien Maps
Sure!MAPS RASTER digital topo maps
Central California Coast DRGs

Satellite and Aerial image data

Microsoft TerraServer
San Francisco Bay: Change Detection and Mapping (USGS)
Defense Mapping Agency Technical Report 80-003
The Goddard DAAC--AVHRR Land Pathfinder
Global Land 1-KM AVHRR Project
Hi-Res Images: Mission to Planet Earth
Sources of Earth and Planetary Photography
NIMA Geodesy & Geophysics: gps, precise ephemeris & eopp home
MODIS Airborne Simulator data
NOAA/CDC Satellite Research: Climate Products
NRL Monterey GOES-9 Satellite Photos MPEG Movies and Products
current satellite and radar
Dust detection across Nevada: case study (NOAA)
Robert's Satellite WWW Page: New Mexico Links
Landsat Tables
NASA Observatorium Image Gallery
The NASA Space Shuttle Earth Observations Photography database (over 250,000 images)
US Nighttime Lights (NOAA and DMSP images)
A list of satellites and other remote-sensing Web resources from PNL (a really good summary and links!)
NOAA Satellite Active Archive

Street & Transportation Network data

TIGER95 data from ESRI (ArcView shape files)
The TIGER Page
1997 NTAD Transportation Networks (roads, railroads, waterways, airways, & transitways)
1997 NTAD Transportation Facilities (airports, train stations, & terminals)
North American Transportation Atlas Data (NORTAD) from the Bureau of Transportation Statisitics

Boundary data

TIGER95 data from ESRI (ArcView shape files)
US Census Bureau Cartographic Boundary Files (in Arc/Info format)
State boundaries, conterminous U.S. based on TIGER (Arc export format, Albers)
County boundaries, conterminous U.S. based on TIGER (Arc export format, Albers)
Digital Chart of the World, Conterminous US Index
Quad100 Library - Region 7 GIS data
NPS ftp site for park boundaries (NPS Arc/Info e00)
The TIGER Page
US Census Bureau Cartographic Boundary Files in A/I Export,AV Shapefile and A/I Generate (ASCII) formats
USGS Digital Maps (A/I & M/I formats) (USGS-Greenwood)
Directory of /pub/data/USA_Counties
TIGER® at Wessex
GIS - U.S. Fish and Wildlife Service
Managed Areas Database (UCSB)
States Geographic Information System (GIS) Files from NOAA/National Ocean Service
US Lower 48 Outline GIS File from NOAA/National Ocean Service
ZipCode Centroides Geographic Information System (GIS) Files from NOAA/National Ocean Service
ZipCode Polygons Geographic Information System (GIS) Files from NOAA/National Ocean Service
The National Wetlands Inventory download page
The National Wetlands Inventory ftp server for Arc/Info files
Map index for 100K quadranges (Arc/Info export, Albers equal area)
Map index for 24K quadranges (Arc/Info export, Albers equal area)
Map index for 250K quadranges (Arc/Info export, Albers equal area)
Five-Digit ZIP Code Boundaries for the Conterminous US
BLM's western US data (BLM land)

Climate data

COLA/IGES Weather & Climate Images
USGS Metadata for CLIMATE_DIV
NOAA Information
NOAA's environmental data on-line for researchers
NCEP/NCAR reanalysis project data (monthly mean composites)
NCEP/NCAR daily analysis data (plot the 0+12z averaged, OLR, and Reynolds SST data)
Future on-line data Access at NOAA'S National Climatic Data Center
Products and Services Guide, CD-ROM Products
NCDC Climate Visualization
NCDC Contour/Vector Graphing Options
EPA SCRAM Meteorological Data
Climate Research and the Web (web pub example)
Search the CDC Public Data Holdings
The Climate Diagnostics Center
Parameter-elevation Regressions on Independent Slopes Model (PRISM)
Satellite/Radar Images of Northwest
High Plains Climate Center
Midwestern Climate Center
Northeast Regional Climate Center
Southern Regional Climate Center
Southeast Regional Climate Center
Western Regional Climate Center
National Agricultural Statistics Service: Weekly Crop-Weather archives
Surface Radiation Budget Network (SURFRAD) data from NOAA/ARL/SRRB
IRI/LDEO Climate Data Library
NCAR's Data Support Section
International Satellite Cloud Climatology Project (ISCCP) on-ine datasets and images
Global Aerosol Climatology Project (GACP)
Global Surface Air Temperatures (GISTEMP)
Surface observed global land precipitation variations(over the 1951-1979 period)
Stratospheric Aerosol Optical Depths
SeaWiFS Surface Solar Irradiance
Global surface and atmospheric radiative fluxes
Storm tracks: Atlas of Northern Hemisphere storm patterns
Solar Irradiance Research Network: MFRSR Measurements
data set holdings of all EOSDIS Distributed Active Archive Centers (DAACs)
Global Change Master Directory (GSFC-NASA)
US Ecosystem Provices
US Ecosystem Divisions
Climatological Data NWS San Francisco Bay Area (data covers Bay Area and all CA)
Kavouras weather data in ESRI GIS format

Soils and Geology

WWW geology links
USGS Digital Maps (geology and some base maps)
PSU ESSC database
NRCS State Soil Geographic (STATSGO) Database via FTP
STATSGO data in ARC/INFO format (the USGS ftp site)
Description of STATSGO Data
Western Region Geologic Information Server (USGS)
USGS National Geologic Map Catalog - searchable catalog of paper and digital geologic maps
Geologic maps in the San Francisco Bay Area (Arc/Info coverages and grids)
California Earth Science Datasets (Western Region Geologic Information Server)
Soil surveys and maps of California
Soil maps on the web

Environmental data

Environmental Modeling and Visualization With GRASS GIS
1:100,000-scale Land Use Land Cover for California
Gap Analysis Home Page
PRISM Mean Monthly Precipitation for the Continental U.S
Forest Land Distribution Data for the United States
Energy and Environment Specialty Group
BASINS System, data manuals and documents
Agricultural Lands and Pesticide-Use Estimates SQL Data from NOAA/National Ocean Service
North America Land Cover Characteristics Database (land cover, ecosystems, DEM and NDVI)
Digital Resources for Managing Wetlands The Case of Playa Lake Research
Generalised World Forest Map from The World Conservation Monitoring Centre

Geography Depts

Geography, Departments arround the world
Geography at the University of Buffalo - Home Page
Department of Geography, University of Utrecht Entry Point
IUPUI Geography 107
Department of Geography at IUPUI

Conferences

3rd International GIS & Environmental Modeling Conference
GIS in the Rockies: GIS, GPS, Conference, Exhibits, Workshops, Poster Session, Mapping, Demographics, Geographics, Geography, Geomatics, Planning

Sites with links to other sites

MapInfo LinksHub
Geospatial Information and Resources
Other GIS Information - U. S. Fish and Wildlife Service
Spatial Odyssey
Earth and Environmental Science (USGS)
GIS and Remote Sensing Web Links
Internet GIS Resources
MapLink: Personal Map Search
The ESRI GIS Data Hound
Geographic Jumpstation - GIS Data
Important Links & GIS-Related Resources (UNM)
Great GIS Net Sites!
Map-Related Web Sites
Online Resources for Earth Scientists
OTHER RELATED SITES
Geography Resources: Geo-Spatial Datasets
NSDI MetaData and WWW Mapping Sites
Maps and Cartography Resources Page
Data Sources for GIS
LICGF GIS Links
GIS Related Information (UArk)
LINK TO SIMILAR SERVERS
UCL/GEOG - Geographic Institutes around the World
GIS Data Sites (Spatial data) listing, U. S. Fish and Wildlife Service

US State GIS data

Alabama

Alabama Clickable Image Map
Free GIS Coverages
AL DRGs

Alaska

USGS Alaska Water Resources Main Home Page
Alaska System Support Office (AKSO)Geospatial Data Clearinghouse website
Alaska Geospatial Data Clearinghouse

Arizona

Maricopa County Arizona GIS homepage (no online data)
Arizona Land Resource Information System (ALRIS) (note: free data but not online)
AZMET The Arizona Meteorological Network AZMET
Pima County CAD/GIS
USGS - Water Resources of Arizona
AZ GAP data
Phoenix street data
Digital Geologic Map of Arizona in ARC/INFO export format (AZ Geological Survey Map 26)
AZ DRGs

Arkansas

Center for Advanced Spatial Technologies (University of Arkansas)
Digital Geologic Map of Arkansas in ARC/INFO export format.

California

CA rainfall: California Department of Forestry and Fire Protection's Fire and Resource Assessment Program (FRAP)
California precipitation coverages annual and monthly averages (PRISM)
The Sierra Nevada Ecosystem Project
California Climate Summaries from Western Regional Cliamte Center (WRCC)
Tahoe Regional Planning Agency (TRPA) TEGIS Data Layers
CA Dept of Fish & Game: Databases and Statistics
1:100,000-scale Land Use Land Cover for California (USGS)
California 7.5 Minute DEMs: The Department of Geography at California State University, Northridge
California 7.5 minute DEMs from the USGS
San Francisco Bay Area 7.5 minute DEMs
7.5 min USGS DEMs of most of San Diego County
U.S. Bureau of Reclamation, Mid-Pacific Region: Reclamation geospatial information
California Gap Analysis Project
California Environmental Information Catalog
CERES: California Environmental Resources Evaluation System
LUPIN: Spatial Data (A project of CERES)
California State Lands Commission
GIS data layers (California) CDF, fire and resource assessment data (doesn't seem to be working lately)
Directory of /pub/ncgia/california_arcinfo (not currently working)
USGS Water Resources of California (ground water information)
Stephen P. Teale Data Center
Geographic Data Library - Viewable Samples and Metadata (Teale Data Center)
7.5 min USGS DRGs at the California State Lands Commission
DRGs from Teale (not free, $600 for whole state on CD-ROM)
Bay area population and demographics (Association of Bay Area Governments)
Bay area real estate and housing (Association of Bay Area Governments)
Bay Area Digital Resource (BADGER)
San Francisco Bay Area Regional Database (BARD)
Shaded relief map (7.5 minute DEM) of the San Francisco Bay Region (Arc/Info grid)
Map of debris-flow source areas in the San Francisco Bay Region (Arc/Info grid)
Elevation maps of the San Francisco Bay Region (Arc/Info grids)
Geologic maps in the San Francisco Bay Area (Arc/Info coverages)
1970 USGS Topographic map of the San Francisco Bay Region (3 sheets, 1:125,000)
California Mountain Peaks by Spectrum Hogs' Amateur Repeater Koordinating Kouncil (SHARKK)
California Geographical Survey (Department of Geography at California State University Northridge)
San Diego Association of Governments GIS coverages
The Geysers, CA geospatial data
Coso, CA geospatial data
San Francisco Bay/Delta GeoDataBase CDROM (REGIS)
Tijuana River Watershed Project
San Diego/Tijuana Border Aerial Photo Set
Mojave Desert Ecosystem Project (data and links)
The Central Coast Joint Data Committee
AB-6 real estate-disclosure mapsVery High Fire Hazard Severity Zones (VHFHSZ) by county
California Statistical Abstract (1998)
Department of Water Resources land use data

Colorado

Data set "STATSGO soils data"
1:250,000-scale Digital Elevation Models for Colorado
RMMC Public Development Page
ELBERT project GIS data
Boulder County Land Use Department GIS
Southwest Data Center, Inc.
GICC - Colorado GIS Data Online
GIS Coverages from the San Juan - Rio Grande National Forests

Connecticut

Connecticut GIS data (UCONN)

Delaware

Delaware Spatial Data Clearinghouse
Spatial Analysis Lab at the University of Delaware

Florida

Land Boundary Information System (LABINS)
Florida Geographic Information Board
Florida Geographic Data Library (FGDL)
Florida GIS Maps on CD: GIS Atlas
Counties, county seats, lat-long grid, major roads

Georgia

Biological and Agricultural Engineering, University of Georgia
Georgia GIS Data Clearinghouse
Georgia GIS Data Clearinghouse (Data Discovery: browsing)
Georgia Department of Natural Resources

Hawaii

Hawaii Statewide GIS Program

Idaho

Idaho Geographic Information Center
Idaho District Home Page
Idaho Geospatial Data Center
State of Idaho GIS metadata infomation
Idaho GAP analysis data

Illinois

Friends of Meigs Field: Main Page
Cook Co. IL Community Profiles
Community Profile-State Region Map
Illinois Natural Resources Geospatial Data Clearinghouse

Indiana

City of Fort Wayne GIS
Indiana Natural Resources and Environmental GIS Data

Kansas

State of Kansas GIS initiative's Data Access and Support Center (DASC)

Kentucky

Digital Geologic Map of Kentucky in ARC/INFO export format.

Maine

Maine Office of GIS data catalog

Massachusetts

Massachusetts Executive Office of Environmental Affairs MassGIS

Michigan

The University of Michigan Map Library

Minnesota

Minnesota Land Management Information Center (LMIC)

Mississippi

Mississippi Automated Resource Information System (MARIS)

Missouri

MSDIS Dataset Listing and File Descriptions

Montana

GIS Section
Montana State Library GIS (good source for MT Arc/Info GIS coverages)
Montana State Library GIS Data List
DRGs from Montana State Library
Montana GAP analysis data

Nebraska

Nebraska DRGs from the Conservation and Survey Division of the Univ of NE-Lincoln
Nebraska Geospatial Data Clearinghouse Gateway
Nebraska Natural Resources Commission data bank
Nebraska Wind Energy Monitoring Program
Nebraska GAP analysis data

Nevada

Tahoe Regional Planning Agency (TRPA) TEGIS Data Layers
Clark County GIS Management Office
City of Las Vegas Geographic Information Systems (GIS) Division
USGS Nevada Water Resources
Nevada Bureau of Mines and Geology
Digital Raster Graph files of Nevada (each of the 68 30x60' quadrangles in Nevada)
Nevada Geographic Information Society
Nevada Risk Assessment/Management Program
Biological Resources Research Center (BRRC)
Digital Geologic Map of the Nevada Test Site area, NV
Metadata for the Digital Geologic Map of the Nevada Test Site
NTS Surface Effects Mapping Project
Dixie Valley, NV geospatial data
Nevada GAP data (anonymous ftp access only)
W.M. Keck Earth Resources & Mining Research Information Center

New Hampshire

New Hampshire Geographically Referenced Analysis and Information Transfer System (NH GRANIT)

New Jersey

EPA Region 2 GIS:Ordering the NJDEP Spatial Data for NJ
New Jersey GIS Resource Guide
New Jersey State Mapping Advisory Committee
Digital Map and Geospatial Information Center Princeton Univ

New Mexico

New Mexico Resource Geographic Information System
New Mexico ARC/INFO Demonstration Data at UNM
NM spatial data clearlinghouse at UNM
DRGs from the NM Search and Rescue Resources and LANL
New Mexico precipitation coverages annual and monthly averages (PRISM)

New York

NYS Clearinghouse for Geographic Data

North Carolina

North Carolina Center for Geographic Information and Analysis - NCGDC

North Dakota

State of ND GIS repository

Ohio

Ohio EPA DDAGW GIS/GPS Homepage
Division of Real Estate And Land Management Ohio Department of Natural Resources
Northeast Ohio Environmental Data Exchange Network

Oklahoma

Geospatial Data for Oklahoma

Oregon

Useful GIS/Government/Info Links (IMHO)
Oregon Spatial Data Library - GIS Data Sets
Digital Geologic Map of Oregon in ARC/INFO export format.

Pennsylvania

PA DOQQ download area from the Pennsylvania Spatial Data Access system (PASDA)
USGS Pennsylvania Digital GIS Datasets
Pennsylvania Spatial Data Access system (PASDA)
PSU Maps & Data

Rhode Island

Rhode Island Geographic Information System (RIGIS)

South Carolina

South Carolina Department of Natural Resources GIS Data Clearinghouse
Belle W. Baruch Institute for Marine Biology and Coastal Research at the University of South Carolina

South Dakota

South Dakota GAP analysis data

Texas

TNRIS Information Services via World Wide Web
City of Austin GIS Data Sets
Texas GAP analysis data

USA

Color Landform Atlas of the United States
Search for GIS data by State
United States Base Maps
United States, 48 conterminous PSU geodata
Shaded Relief Maps of the United States
NGDC/WDCA MGG-Global Relief Data
USGS DLG 100K ftp site
USGS 1:2,000,000 DLG ftp site
1:250,000 scale Land Use Land Cover by state
USGS Mapping Information: GNIS Anonymous FTP
National Transportation Atlas (Part of the National Transportation Statistics bureau authorized, under ISTEA)
Digital Raster Graphics (USGS)
How to find topo maps (USGS)
STATSGO ftp site for U.S. soils database
USGS GNIS data set (Geographic Names Information System)

Utah

USGS- Utah
Maps and GIS Coverages from the Utah Division of Water Rights
Utah Automated Geographic Reference Center
Cove Fort, UT geospatial data
Digital Geologic Map of Utah in ARC/INFO export format. (does not contain fault lines)

Vermont

Vermont Geographic Information System
VT data from GIS data depot

Washington

USGS - Water Resources of Washington State
GIS Data for Water Resources (USGS)
Washington State Geographic Information Council (WAGIC)
Washington State Geospatial Data Archive at the University of Washington Libraries
Washington GAP analysis data
Washington Streams listed as part of the CWA Section 303(d)
Tribal Lands
SO2 Sources in Class1 Wilderness Areas - Washington State
SO2 Sources >= 100 tons/year
Sole Source Aquifers and Source Areas
Region 10 (except Alaska) Groundwater Activities Map
Region 10 Stream Temperature Variability Maps
Region 10 Watershed Charaterization Summary Maps (just PDF maps)
Olympic Natural Resource Center (Olympic NF GIS data)
Washington State Geographic Information Council (WAGIC)
Department of Ecology: Geographic Information System
Washington State Department of Transportation

West Virginia

GIS Interactive by TAGIS/WVDEP
Spatial data from WV DEP (DEM, DRG, DLG, GNIS, etc.)
USGS DRGs (West Virginia Division of Environmental Protection)

Wisconson

Wisconsin Land Information Clearinghouse (WISCLINC)
Wisconsin Dept. of Natural Resources Geographic Services Section

Wyoming

Wyoming Spatial Data Clearinghouse
DRGs from WY Spatial Data Clearlinghouse
Wyoming GAP analysis data

Companies

Innovative GIS Solutions Inc.
Welcome to EarthRISE
EarthWatch Incorporated's Digital Globe
Geographic Data Technology, Inc.
Land Info (GIS, digital map company)
EarthWatch Incorporated's Digital Globe
MapXpress Main Catalog Page
Summagraphics/CalComp FTP Information
Geoengineering & Civil Engineering Products
ESRI: Products & Solutions: Alphabetical listing
ACC INC
Home Page for EarthInfo's Environmental Databases and EarthMap GIS Themes
Wessex (I regularly use their data and like it)
En Route Maps Inc.
TopoDepot
Global GEOdata

On-line maps

Atlapedia's physical, political maps, key facts and statistics on countries of the world
MapQuest!
Electronic resources for geography
50 states and capitals
Excite's CityNet
World Time Zone Map with current local times all over the World
Perry-Castañeda Library Map Collection at Univ Texas
Digital Chart of the World server at Penn State
USGS maps of the world
Xerox PARC Map Viewer
Centre for Earth Observation Country Maps of the World
Odden's Bookmarks (Worldwide Country & City Maps) World of Maps & Mapping
National Geographic Society Map Machine
ADDS: Reference Maps of Africa
AskAsia Map & Timeline Library Regional Maps and Timelines
National Atlas of Canada
Interactive Map of Canada
Caribbean On-line Maps
China maps
Map of Europe
Japan Information Network Japan Atlas
Geological Survey of Japan
Japan National Tourist Organization Japan Map
Maps of Russia and the FSU Republics
Rare Map Collection at the Hargrett Library
U. Mo.: Thematic Maps of the USA
New York City Maps
USDOD: National Imagery & Mapping Agency
USGS Maps: National Mapping Information
Internet Resources in Maps and Cartography
Maps & spatial data (UCSD)
Map Collection
JOHN R. BORCHERT MAP LIBRARY
GeoSys--Map Projections
The Great Globe Gallery
United Nations University-Maps
Digital Atlas of California

Go to Misc links

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