The Alabama Data Portal
Alaska Geospatial Data Clearinghouse
California Ocean and Coastal Environmental Access Network (Cal OCEAN)
California Resources Agency Watershed Web Site
California Spatial Information Library
Connecticut Map and Geographic Information Center (MAGIC) Geo-Spatial Data Resources
Delaware Geological Survey
Delaware Spatial Data Clearinghouse
Florida Department of Environmental Protection Technical Services GIS Data Directory
Florida Geographic Information Board
Florida Marine Research Institute
Georgia Environmental Resources Digital Data Atlas
Georgia GIS Data Clearinghouse
Hawaii GIS
Illinois Natural Resources Geospatial Data Clearinghouse
Center for Advanced Applications in Geographic Information Systems
Louisiana State Land Office: GIS Home Page
Atlas: The Louisiana Statewide GIS
Louisiana GIS Council
Maine Office of GIS Home Page
Maryland Geological Survey Home Page
MassGIS Table of Contents
Minnesota GeoData Clearinghouse
Mississippi Automated Resource Information System (MARIS) GIS Page
GRANIT GIS Home Page
New Jersey Department of Environmental Protection
New York State Spatial Data
North Carolina Center for Geographic Information and Analysis
Ohio Department of Natural Resources Geographic Information Management Systems
Oregon Coast Geospatial Clearinghouse
Oregon Coastal Atlas
Pennsylvania Spatial Data Access (PASDA) System
Rhode Island Geographic Information System (RIGIS)
Rhode Island Resource Protection Project
South Carolina Department of Natural Resources GIS Data Clearinghouse
Texas Natural Resources Information System (TNRIS)
Center for Coastal Resources Management
Washington State Department of Ecology's Geographic Information System
Washington State Geographic Information Council (WAGIC)
Wisconsin Land Information Clearinghouse
Virgin Islands Conservation Data Center
Island Resources Foundation
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