Street Mountain (New York) Street Mountain (New York) Street Mountain is a mountain located in Essex County, New York, named after Alfred Billings Street (1811–1881), a poet and New York State Librarian. The mountain is the high point of the Street Range of the Adirondack Mountains. Street's northeast ridge is Nye Mountain. Street Mountain stands within the watershed of the Saint Lawrence River, which drains into the Gulf of Saint Lawrence. The southeast, east, and northeast slopes of Street Mtn. drain into the northern Indian Pass Brook, thence into the West Branch of the Ausable River, and Lake Champlain, thence into Canada's Richelieu River,
Rock River (Lake Champlain) distance in Quebec before returning to the U.S., where it flows into Missisquoi Bay, an arm of Lake Champlain. Rock River (Lake Champlain) The Rock River is a short tributary of Lake Champlain in northern Vermont in the United States and southern Quebec in Canada. Via Lake Champlain and the Richelieu River, it is part of the watershed of the St. Lawrence River. According to the Geographic Names Information System, it is also known as "River Rocher" and "Riviere de La Roche." The Rock River flows for most of its length in Franklin County, Vermont, rising in the town of