navigation season*
About lake superior
Oceangoing:
Great Lakes:
Largest and deepest of five Great Lakes
601 feet (183 m) above sea level
March 25 – Dec 26
March 25 – Jan. 15
Port of Duluth – Superior
*May be seasonally adjusted
Maximum size permitted through
Seaway Locks:
Length:
740 ft.
(225.5 m)
Beam:
78 ft.
(23.8 m)
Soo Locks:
Length:
1,100 ft.
(335.3 m)
Beam:
105 ft.
(32.0 m)
economic impact
Cargo shipments in and out of the
Port of Duluth-Superior support:
»» 11,500 Jobs
»» $545 Million in Wages
»» $1.5 Billion in Business Revenue
Martin Associates 2010
World’s largest freshwater lake by surface area
Surface Area: 31,700 sq. mi.
Deepest Point: 1,332 ft.
Volume:
3 quadrillion gallons (82,100 km2)
(406 m)
That’s 10% of the world’s fresh surface water and over
half the water in the Great Lakes.
duluth–superior harbor
»» 49 miles (79 km) of shoreline
»» 17 miles (27 km) of channels dredged to
Seaway depth of 27 feet (8.2 m)
»» 19 sq. mi. (49 km2) of land and water in a
naturally protected harbor
218.727.8525 | www.duluthport.com
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Port of duluth-superior
Port of Duluth – Superior
Location
CARgo terminals – BULK
Anchors far western tip of the Great LakesSt. Lawrence Seaway
20 Privately Owned/Operated Docks:
»»10 bulk cargo terminals
»» 2 iron ore docks
»» 1 coal terminal
»» 7 grain elevators (55 million bushel capacity)
Links heartland of North America to the world
2,342 miles (3,769 km) – less than a week’s sailing
time – to the Atlantic Ocean
Principal Cargoes
Iron Ore (40%) and Coal (40%) plus
Limestone, Cement, Grain, Salt, Steel,
Heavy Lift & Project Cargo
Annual tonnage
*
CARgo terminal – breakBULK
Clure Public Marine Terminal: 120 acres
Operated by Lake Superior Warehousing Co.
»» Heavy-lift and project cargo handling
Fueling depot
»» Warehousing and distribution hub
Shipyard with 2 dry docks
»» Four Class I railroads: BNSF, CN, CP, UP
Tug/barge services
»» On-dock rail + loop track
»» 3 cargo berths at Seaway depth; Ro-Ro dock
»» Twin gantry cranes, 81-metric ton lift
capacity each; 120 mt tandem-pick
38 million tons
»» Secure storage/staging: 40+ acres outdoors,
360,000+ sq. ft. of warehouse space
port ranking** (by tonnage)
»» Foreign Trade Zone #51
No. 1 Great Lakes-St. Lawrence Seaway
No. 19 U.S. Ports
vessel visits*
Nearly 1,000 vessel calls per year
Daily vessel arrivals/departures: www.duluthboats.com
* Average tonnage (2010-2013) ** US Army Corps of Engineers 2012
Port Facts Tri-Fold_2014.indd 2
industrial development
Duluth Seaway Port Authority offers a full suite of
economic development services, including a
competitive real estate portfolio of waterfront
properties and commercial/light industrial
sites at Duluth Airpark. www.duluthport.com
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