Download FREE Oscawana Lake (NY) USGS topo maps. These are full-sheet 7.5 Minute (1:24,000 scale) topographic maps. The red outline on the map below identifies the boundaries of the Oscawana Lake topo map.
Oscawana Lake topo maps are provided as PDF files contained in ZIP files.
Note: The most current map is the 2016 Oscawana Lake topographic map.