Lake Champlain level. Lake Champlain is in the Lake Champlain Valley between the Green Mountains of Vermont and the Adirondack Mountains of New York, drained northward by the -long Richelieu River into the St. Lawrence River at Sorel-Tracy, Quebec, northeast and downstream of Montreal, Quebec. It also receives the waters from the -long Lake George, so its basin collects waters from the northwestern slopes of the Green Mountains and the northernmost eastern peaks of the Adirondack Mountains. Lake Champlain drains nearly half of Vermont, and approximately 250,000 people get their drinking water from the lake. The lake is fed in Vermont by
Champlain–St. Bernard de Lacolle Border Crossing Champlain–St. Bernard de Lacolle Border Crossing The Champlain–St. Bernard de Lacolle Border Crossing connects Champlain, New York and St-Bernard-de-Lacolle, Quebec on the United States–Canada border. It is the terminus of Interstate 87 in the US and Quebec Autoroute 15 in Canada. The route is the primary corridor between Montreal—less than 30 miles from the border—and New York City. The crossing is among the busiest in the US; more than two million travelers use it annually, including more than one half million during July and August. and is the second-busiest USA-Canada border crossing that is not located at a bridge. This