Port Facts
(Metric Measure)

  • LOCATION
    • Western tip of Lake Superior's 82,097 square kilometers of earth's freshest water
    • 3,769 kilometers or less than a week's sailing time from the Atlantic Ocean
    • 183 meters above sea level
  • WATERFRONT
    • 79 kilometers long, with 27 kilometers of dredged channels
    • 49 square kilometers of land and water in a naturally protected harbor
  • TONNAGE
    • 40 million metric tons annually
  • VESSEL CALLS
    • 1,100 vessels annually
    • Maximum size permitted through
      • Seaway locks:
        • Length: 222.5 meters
        • Beam: 23.7 meters
        • Draft: 8 meters
      • Soo locks:
        • Length: 335.3 meters
        • Beam: 32 meters
        • Draft: 8.4 meters 
  • CARGO TERMINALS
    • 15 major facilities including:
      • 6 multi-purpose bulk terminals
      • 1 general cargo distribution center
      • 2 ore docks
      • 1 coal dock
      • 6 grain elevators with 55 million bushels of licensed wheat silo capacity
  • PRINCIPAL CARGOES
    • Ore (40%), Coal (40%), Grain (10%)
  • RANKING BY PRINCIPAL CARGO LOADINGS
    • Ore - No. 1 nationally
    • Coal - No. 5 nationally
    • Grain - No. 1 U.S. Great Lakes
  • PORT RANKING
    No. 1 Great Lakes port in total cargo volume
    No. 16 nationally in total cargo volume (2002)
  • ECONOMIC IMPACT & JOBS
    $200 million economic impact, with 2,000 jobs dependent upon the port
    $2 billion worth of cargo transshipped via Duluth-Superior docks. (2001)


Duluth Seaway Port Authority
1200 Port Terminal Drive
Duluth, MN 55802
Tel: (218) 727-8525
     Tel: (800) 232-0703     Fax: (218) 727-6888
©2008 Duluth Seaway Port Authority