Albany, New York became the capital of New York in 1797 following formation of the United States. Albany is one of the oldest surviving settlements of the original British thirteen colonies, and is the longest continuously chartered city in the United States. During the late 18th century and throughout most of the 19th, Albany was a center of trade and transportation. The city lies toward the north end of the navigable Hudson River, was the original eastern terminus of the Erie Canal connecting to the Great Lakes, and was home to some of the earliest railroad systems in the world. In the 1920s,
Oswego River (New York) overhaul of the canal system, the Oswego Canal was deepened and refurbished. The canal is now deep and has an overhead clearance of . The Oswego River was listed as a Great Lakes Areas of Concern in The Great Lakes Water Quality Agreement between the United States and Canada until it was formally delisted on July 21, 2006. The river is known for its steelhead run in the early spring, followed by a salmon run in early autumn. The river is stocked annually by the New York State Department of Environmental Conservation with 140,000 Chinook salmon and 20,000 steelhead. Oswego