CanalPlanAC

Saint Lawrence Seaway (Iroquois Canal to Lake Ontario)

 
 
Information about the waterway

Saint Lawrence Seaway (Iroquois Canal to Lake Ontario) is a seaway and is part of the Saint Lawrence Seaway. It runs for 79 miles from Iroquois Canal (southern entrance) (where it joins the Saint Lawrence Seaway (Iroquois Canal)) to Lake Ontario (northeastern entrance) (where it joins Lake Ontario (Southern route) and Lake Ontario (Northern route)).

The exact dimensions of the largest boat that can travel on the waterway are not known. The maximum headroom is not known. The maximum draught is not known.

 
 
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Wikipedia

Wikipedia has a page about Saint Lawrence Seaway

The Saint Lawrence Seaway (French: la Voie Maritime du Saint-Laurent) is a system of locks, canals, and channels in Canada and the United States that permits oceangoing vessels to travel from the Atlantic Ocean to the Great Lakes of North America, as far inland as Duluth, Minnesota, at the western end of Lake Superior. The seaway is named for the Saint Lawrence River, which flows from Lake Ontario to the Atlantic Ocean. Legally, the seaway extends from Montreal, Quebec, to Lake Erie, and includes the Welland Canal.

The Saint Lawrence River portion of the seaway is not a continuous canal; rather, it consists of several stretches of navigable channels within the river, a number of locks, and canals along the banks of the Saint Lawrence River to bypass several rapids and dams. A number of the locks are managed by the St. Lawrence Seaway Management Corporation in Canada, and others in the United States by the Saint Lawrence Seaway Development Corporation; the two bodies together advertise the seaway as part of "Highway H2O". The section of the river from Montreal to the Atlantic is under Canadian jurisdiction, regulated by the offices of Transport Canada in the Port of Quebec.

Other Wikipedia pages that might relate to Saint Lawrence Seaway
[Saint Lawrence River] commercial Saint Lawrence Seaway. With the draining of the Champlain Sea, due to a rebounding continent from the Last Glacial Maximum, the Saint Lawrence River [Saint Lawrence Seaway Development Corporation] The Saint Lawrence Seaway Development Corporation (SLSDC) is the agency of the United States Department of Transportation that operates and maintains [St. Lawrence Seaway Management Corporation] The St. Lawrence Seaway Management Corporation (SLSMC), formerly known as the St. Lawrence Seaway Authority, is a nonprofit Canadian Corporation established [Gulf of Saint Lawrence] The Gulf of Saint Lawrence (French: Golfe du Saint-Laurent) is the outlet of the North American Great Lakes via the Saint Lawrence River into the Atlantic [Seaway International Bridge] outstanding stock was purchased by the Saint Lawrence Seaway Authority (Canada) and the Saint Lawrence Seaway Development Corporation (U.S.) in 1957. [The Lost Villages] Cornwall, which were permanently submerged by the creation of the Saint Lawrence Seaway in 1958. The flooding was expected and planned for as the result [Cornwall Electric] part of the Saint Lawrence Seaway which was completed in 1959, and which is situated on the west side of Cornwall on the Saint Lawrence River, supplies [Great Lakes Waterway] American Great Lakes and the St. Lawrence Seaway from 1959, depicting the entire length beginning at the Gulf of Saint Lawrence in the east to the westernmost [Thunder Bay] other products from western Canada, through the Great Lakes and the Saint Lawrence Seaway, to the east coast. Forestry and manufacturing played important
 
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