Comet Lake is a private reservoir in Summit County, Ohio, located within the city of Green, at 40°55′14″N 81°31′20″W / 40.92056°N 81.52222°W / 40.92056; -81.52222.^[1] The community of Comet sits on the northwestern end of the lake. The lake drains over the Comet Lake Dam into the upper Tuscarawas River by way of Nimisila Creek.^[2]