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External Data Sources
Search for "Navigable Waterways" - The top results (relevance sort) are listed below:
NC OneMap0 Results
\"ArcGISEsri Maps & Data Group (Recommended for Layer Package downloads)
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  • All ArcGIS Online content
    61 Results beginning with...
  • Maryland Transit - Light Rail Lines
  • Maryland Transit - Light Rail Stops
  • Maryland Transit - MTA Bus Stops

  • \"data.gov\"16 Results beginning with...
  • U.S. Navigated Waterway Mile Marker Locations from USCOE source data, Geographic NAD83, LOSCO (2000) [river_mile_markers_USACE_1994]
  • Navigable Waterway Nodes (National) - National Geospatial Data Asset (NGDA) Waterway Nodes
  • National Waterway Network (line), Geographic WGS84, BTS (2006) [usace_nav_waterway_lin_BTS_2006]

  • \"Trimble0 Results

    NCSU Data Collection

    [ Hide ] Possible Related Terms:
    Aids To Navigation, Artificial Marine Reefs, Bathymetry, Coastlines, Coasts, Estuaries, Oceans, Ports, Shipwrecks

    Important Legacy denotes outdated data. A more recent version likely exists. Consider an "External Data Source" option linked above, or click the Collection link for updated source options.
    TitleDateSorted in Descending OrderCollectionExtentScaleMD
    OPIS: Artificial Reefs of Georgia and South Carolina (Rivers and Harbor Act) - 1998
    Legacy
    1998 Ocean GISSub-United States 1:2,000,000 Metadata Link
    OPIS: USCG Aids to Navigation
    Legacy
    1998 Ocean GISSub-United States 1:2,000,000 Metadata Link
    Wessex Streets 4.0: National Navigable Waterway Network
    Legacy
    1995 TIGER 95United States 1:100,000  
    NOAA Digital Nautical Charts
    Legacy
    NOAA Digital Nautical ChartsSub-United States 1:40,000 Metadata Link