Welland Canal Welland Canal The Welland Canal is a ship canal in Ontario, Canada, connecting Lake Ontario and Lake Erie. It forms a key section of the St. Lawrence Seaway. Traversing the Niagara Peninsula from Port Weller to Port Colborne, it enables ships to ascend and descend the Niagara Escarpment and bypass Niagara Falls. The canal carries about 3,000 ships which carry about 40,000,000 tons of cargo a year. It was a major factor in the growth of the city of Toronto, Ontario. The original canal and its successors allowed goods from Great Lakes ports such as Cleveland, Detroit, and Chicago, as
Welland out of Welland, leading north to Thorold, St. Catharines and onwards via Queen Elizabeth Way. Port Colborne is linked to Welland by Highways 140 and 58. Port Colborne residents then can take the 406 further north. The Mid-Peninsula Highway, once constructed, can play an important role in the transportation patterns of Welland, as it might cross the Welland Canal along the Highway 58A corridor in the south of the city. Should that occur, Highway 406 will likely be extended to reach the new thoroughfare. Two of the three tunnels under the canal, Main Street Tunnel and Townline Tunnel, are located