The Clear Fork Reservoir is a reservoir on the Clear Fork river in the area of Richland County and Morrow County in the U.S. state of Ohio. It was designed and built in 1949 to be the main source of drinking water for the city of Mansfield, Ohio.
Location: Richland / Morrow counties, Ohio, United States
Basin countries: United States
Surface area: 997 acres (403 ha)
Average depth: 10 ft (3.0 m)
Max. depth: 40 ft (12 m) est.
Water volume: 4,400,000,000 U.S. gallons (17,000,000 m³)