Keystone Lake USGS Elderton Quad, Pennsylvania, Topographic Map

Keystone Lake is a Reservoir in the state of Pennsylvania (county of Armstrong), located at latitude - longitude coordinates (also known as lat-long or GPS coordinates) of N 40.72756 and W -79.30671. Keystone Lake is shown in the center of the topographic (topo) map, which is sourced from the United States Geographical Survey map USGS Elderton quad. The nearest major town is Elderton, PA.