On Route 28 between Indian Lake and Blue Mountain Lake there is a sign about a half mile south of the junction with Route 28N in Blue Mountain Lake that marks the divide between the St. Lawrence River and Hudson River watersheds. The waters of Blue Mountain Lake flow through the Eckford Chain into Raquette Lake, north through Long Lake and the Raquette River eventually reaching the St. Lawrence Seaway. The waters of Durant Lake, only a half-mile from Blue, eventually flow into the Hudson River.
If Farrand Benedict had been successful with his grand plans for the Adirondacks from Lake Champlain to Lake Ontario, the waters of Blue, Raquette and Long lakes would today also flow to the Hudson River. » Continue Reading.