Lemoyne Bay Boat Ramp provides convenient access to Lake McConaughy with an end-of-ramp elevation of 3,245. 0 feet, requiring the lake level to exceed this elevation plus an additional 3-4 feet for safe launching.

Located near Big Mac Marina and Big Mac Campground in Lemoyne, this bay-side ramp offers easy access for both motorized and non-motorized watercraft, with nearby amenities including fuel, bait, food, and paddle board/kayak rentals at Stetson's Corner Store.