Black Mountain (Washington County, New York) Black Mountain (Washington County, New York) Black Mountain is a mountain located in Washington County, New York, of which its peak is the highest point. Isolated from the rest of the Adirondack Mountains by Lake George, Black Mtn. has the seventh highest topographic prominence of all the mountains in New York. Black Mountain stands within the watershed of Lake Champlain, thence into Canada's Richelieu River, the Saint Lawrence River, and into the Gulf of Saint Lawrence. The northwest and south sides of Black Mtn. drain into Lake George, thence into La Chute River, and Lake Champlain. The northeast side of
Ogdensburg, New York the City of Ogdensburg in 1868. It is located between Brockville, Ontario to the west and Massena, New York to the east. Beginning in the mid-19th century, Ogdensburg expanded on its role as a port city on the St. Lawrence River, becoming an important trading city and station as railroads were developed in northern New York and southeastern Canada. The Ogdensburg & Lake Champlain Railroad (later Rutland Railroad) (1849), Rome, Watertown & Ogdensburg Railroad (1853) and Portland & Ogdensburg Railway (never completed), all constructed lines through the area connecting the historic towns. In 1940 the town was the site of