Also see the NOS website for more information on spatial data products or USGS partners to view online maps

Nautical & Aeronautical Charts of North America, South America & East Asia (info) (Latest Editions) (Find Vendors)
Provider: National Ocean Service (NOS) Office of Coast Survey & National Geospatial-Intelligence Agency (DMA>NIMA>NGA).
Also selected nautical charts of Canadian waters from the Canadian Hydrographic Survey (info)
Access: Chart cases in front of Library. See librarian to check these items out of the library.

Historical Map and Chart Collection from the Office of Coast Survey includes foreign waters nautical charts, hydrographic surveys, topographic maps, geodetic maps, Civil War maps and charts and more.(more info)
Provider: U.S. Coast & Geodetic Survey
Access: CD-ROM's in Reference section of Library and web archive at the Coast Survey website. See librarian to check these items out of the library.
See Also: Historical Nautical Charts of 19th and early 20th Century Washington State available at the University of Washington.

Bathymetric Charts and Bathymetric Fishing Maps - These are topographic maps of the sea floor. Through detailed depth contours the size, shape, and distribution of underwater features are portrayed. Fishing maps are produced at a scale of 1:100,000. They contain Loran-C rates, distribution and identification of bottom sediment types, and known bottom obstructions in addition to the basic information found on standard bathymetric maps. (More info)
Provider: National Ocean Service / National Geophysical Data Center
Access: Chart cases in front of Library. See librarian to check these items out of the library.

Hydrographic Surveys (H-sheets) of coastal areas areas of the continental U.S. including Alaska from 1830-1980.
Provider: U.S. Coast & Geodetic Survey
Access: Microfilm cabinets in front of Library. Library use only.

Topographic Surveys (T-sheets) of coastal areas of the continental U.S. including Alaska from 1832-1980 with indexes for Washington, Oregon, and southern Alaska.
Provider: U.S. Coast Survey
Access: Microfilm cabinets in front of Library. Library use only.

USGS 7.5 minute Topographic Charts (info) (USGS Store mapfinder)
Library has: AK, CA, HI, ID, MT, OR, and WA
Provider: U.S. Geological Survey
Access:Chart cases in front of Library (not kept current). Library use only.

USGS 1:250,000 Quads (info)
Library has: AK
Provider: U.S. Geological Survey
Access: Chart cases in front of Library (not kept current). Library use only.

USGS 1:100,000 Quads (info)
Library has: AK, CA, OR and WA
Provider: U.S. Geological Survey
Access: Chart cases in front of Library (not kept current). Library use only.

USGS & DMA 1:50,000/1:63360 Quads (info)
Library has: AK
Provider: U.S. Geological Survey
Access: Chart cases in front of Library (not kept current). Library use only.

Marine Services Charts (info)
Provider: National Weather Service
Access: Chart cases in front of Library (may not be current). Library use only.

Green Trails Maps (info)
Library has: maps for Washington State.
Provider: Green Trails, Inc.
Access: Glass case in front of Library. Library use only.

Delorme Atlas & Gazetteers (info)
Library has: AK, HI, CA, OR, WA, ID, MT and MN
Provider: Delorme
Access: Map reference table in front of Library. Library use only.

Thomas Guides (info)
Library has: Metro Puget Sound, King, Snohomish and Pierce Counties
Provider: Thomas Bros.
Access: Map reference table in front of Library. Library use only.

Meteorological, oceanographic & land atlases in print may be searched & retrieved through the Seattle Library online catalog or NOAALINC (NOAA-wide library catalog).
Access: Oversize shelving in front of Library. See librarian to check these items out of the library.

Additional Online Navigation related Information Resources

United States Coast Pilot (downloadable PDFs)
Issued in nine volumes, they contain supplemental information that is difficult to portray on a nautical chart.
Library has 7,8 and 9
Provider: National Ocean Service (NOS) Office of Coast Survey
Access: Reference stacks in front of Library

USGS National Geologic Mapping Database
Find information about maps and related data for:
geology, hazards, earth resources, geophysics, geochemistry, geochronology, paleontology, and marine geology.

Puget Sound Digital Elevation Model
Ongoing project from the University of Washington. ESRI Grid and wall poster available for download.