Olin Library Map & Geospatial Information Collection

GIS Data & Maps - United States (excluding New York State)

General - Data

  • Association of American State Geologists - links to each state geological survey, their geologic publications and data products
  • Bureau of the Census
  • Federal Emergency Management Agency (FEMA)
  • Geodata.Gov portal
  • Geological Survey (USGS)
  • Geology.com
  • Mapdex -- extensive database portal searchable by spatial layers, fields, and map service names.
  • National Geospatial Data Clearinghouse
  • National Imagery and Mapping Agency (NIMA)
  • National Ocean Service (NOS)
  • National Park Service
  • The National Transportation Atlas (NTA) -transportation facilities, networks, and services of national significance.
  • National Wetlands Inventory
  • SOILS -- a part of the National Cooperative Soil Survey
  • TerraLook -- a user-specified collection of JPEG images created from Advanced Spaceborne Thermal Emission and Reflection Radiometer (ASTER) images from the NASA Land Processes Distributed Active Archive Center, and Tri-Decadal Global Landsat Orthorectified images from the USGS archive. TerraLook images are designed for visual interpretation and display, and are of value to anyone who wants to see the changes to the Earth's surface over the last 30 years.

    General - Maps

  • Aerials Express - watermarked air photos of U.S.cities
  • Broer Map Library -- an online collection of about 2,800 historic USGS topographic maps.
  • Historic U.S.Coast Survey charts
  • Historical Map and Chart Project -- over 21,000 maps and charts ranging from the year 1655 to 2001. Downloaded as jpg or MrSid files.
  • Map Collections 1500 - 1999 (Library of Congress)
  • Mapquest: U.S. street maps and route planning
  • New York Public Library Digital Gallery -- an exceptionally rich collection of atlases and maps, including over 1700 fire insurance and topographic map sets for the five boroughs of New York City dating from the 1850s to the early 1920s.
  • NOS Mapfinder - charts, coastal photos, etc
  • National Atlas of the United States
  • Office of Coast Survey Onl-line Chart Viewer - NOAA’s 1,000-plus U.S. coastal and Great Lakes nautical charts are viewable here on-line. Each chart is up-to-date with the most recent Notices to Mariners.
  • Railroad maps of the U.S
  • TopoZone -- topographic maps of the entire US
  • USGS Topographical Index -- a Stanford University publication providing reference to USGS sheet locators.
    Alabama
  • Alabama maps
  • The Alabama Data Portal (GIS Clearinghouse)
  • Alabama Water Quality System
    Alaska
  • Alaska Geospatial Data Clearinghouse
    Arizona
  • Arizona Geographic Information Council
  • Arizona Land Resource Information System (ALRIS)
    Arkansas
  • Arkansas Center for Advanced Spatial Technologies
    California
  • California Geographical Survey
  • California Spatial Information Library
  • Historic maps of California
  • Historic topographic maps of California
  • Digital Atlas of California
  • Los Angeles Area
  • iMapLA (City of Los Angeles)
  • Los Angeles County Historical Topographic Maps
  • Los Angeles County Metropolitan Transit Authority
  • Los Angeles and the Problem of Urban Historical Knowledge: Maps
  • Los Angeles City Planning Department Community Plans
  • Los Angeles County Office of the Assesor Property Data and Maps
  • Navigate LA

    Colorado
  • Colorado BLM GIS/Mapping Science
  • Colorado Watershed Assembly
  • GIS Colorado's list
    Connecticut
  • Connecticut Map & Geographic Info Center
  • Historic USGS maps of New England and New York
  • Scanned historical maps
    D.C.
  • Washington D.C. & vicinity
    Florida
  • Florida Data Directory
  • Florida Dept of Environmental Protection - GIS page
    Georgia
  • Georgia GIS Clearinghouse
    Hawaii
  • Benthic habitats - aerial photographs
  • Hawaii Statewide GIS Program
    Idaho
  • INSIDE Idaho
  • Idaho Dept. of Water Resources
    Illinois
  • Illinois Natural Resources NSDI Geospatial Data Clearinghouse Node
  • Chicago Imagebase
  • Chicago 1990 Census Maps
  • Historic Air Photo Imagebase
    Indiana
  • Indiana GIS Initiative
    Iowa
  • Iowa Dept. of Natural Resources
    Kansas
  • Kansas Geographic Information and Support Center
    Kentucky
  • Kentucky Atlas and Gazetteer
    Maine
  • Maine Office of GIS
  • Historic USGS maps of New England and New York
    Maryland
  • Maryland Department of Natural Resources Geospatial Data Center
    Massachusetts
  • Massachusetts Geographic Information System
  • Massachusetts Electronic Atlas
  • Boston Redevelopment Authority Atlas
  • Boston area orthophotos
  • Digital Atlas of Boston
  • Historic USGS maps of New England and New York
    Michigan
  • Center For Geographic Information

    • Minnesota
  • Minnesota Land Management Information Center
    Mississippi
  • Mississippi Automated Resource Information System (MARIS)
    Misssouri
  • Missouri Spatial Data Information Service
    Montana
  • Montana Natural Resource Information System Program
    Nebraska
  • Nebraska Geospatial Data Clearinghouse
    Nevada
  • Nevada data (via Univ. Nevada, Reno)
    New Hampshire
  • New Hampshire GRANIT
  • Historic USGS maps of New England and New York New Jersey
  • New Jersey spatial data collection (via Princeton)
  • New Jersey historical air photos
  • New Jersey historical maps
  • New Jersey topographic quadrangles
    New Mexico
  • New Mexico Resource GIS
    North Carolina
  • North Carolina Center for Geographic Information & Analysis
    North Dakota
  • North Dakota Geographic Information Systems Center
    Ohio
  • Ohio GIS Support Center
    Oklahoma
  • Oklahoma Spatial and Environmental Clearinghouse
    Oregon
  • Oregon Geospatial Data Clearinghouse
  • Pacific Northwest Environmental Data Library
    Pennsylvania
  • Pennsylvania Spatial Data Access
  • Historic Pittsburgh
    Puerto Rico
  • Benthic habitats - aerial photographs
    Rhode Island
  • Rhode Island GIS Data
  • Historic USGS maps of New England

    South Carolina
  • South Carolina Department of Natural Resources
    Tennessee
  • Tennessee Spatial Data Server
    Texas
  • Texas General Land Office
  • Texas Natural Resource Information System
    Utah
  • Utah Automated Geographic Reference Center
  • Utah GIS Coalition Educator Data Center
  • Sanborn maps of Utah cities
    Vermont
  • Vermont Geographic Information System
  • Historic USGS maps of New England and New York
    Virgin Islands
  • Benthic habitats - aerial photographs
    Virginia
  • The Virginia Gazetteer
    Washington
  • Washington State Geospatial Data Archive
    West Virginia
  • West Virginia Department of Environmental Protection
    Wisconsin
  • Wisconsin Land Information Clearinghouse
    Wyoming
  • Wyoming Spatial Data Clearinghouse

    Last updated onDecember 4, 2003