Sanford Lake was a man-made reservoir located in Midland County, Michigan, but is no longer present since the failure of the dam in May 2020. It was formed by the damming of the Tittabawassee River near the town of Sanford, Michigan. It was built for flood control and the production of hydroelectric power. The dam is owned and operated by The Four Lakes Task Force, a property owners' group that was established by the Midland and Gladwin County boards of commissioners to oversee the dams and the impoundment lakes created by them, who took over ownership as a condition of the settlement agreement that resulted from the condemnation proceedings with former dam owner, Boyce Hydro, LLC. The main body of the lake stretched for about 6 miles (9.7 km) north of the dam; since the collapse the water