Tenkiller Ferry Lake, often simply called Lake Tenkiller, is a 13,000-acre crystal-clear reservoir nestled in the scenic Ozark Highlands of eastern Oklahoma. Impounded in 1952 as the only controlled impoundment on the Illinois River, this picturesque lake features 130 miles of shoreline characterized by rocky bluffs and outcroppings. With a maximum depth of 132.7 feet and a water volume of 654,100 acre-feet, Tenkiller is known for exceptional water clarity and diverse fishing opportunities. Located approximately 10 miles south of Tahlequah, this popular recreational destination spans both Cherokee and Sequoyah counties, offering anglers a beautiful setting to pursue a variety of game fish.