Berlin Lake: is the sixth largest and sixth deepest lake visible in Ohio. This lake has a surface area of 3,650 acres at an average pool level and is surrounded by 68.48 miles of moderately sloping.
Grand Lake St. Marys: is the largest man-made lake in Ohio, encompassing a surface area of 13,500-acre (5,500 ha) and bordered by a shoreline of 415 miles long.
Mosquito Creek Lake: is the second-largest inland lake in Ohio. This lake has a surface size of 7,850 acres (3,180 ha) and is bordered by a shoreline 133.5 miles long.
Indian Lake: in Cleveland is the biggest lake that connects to the ocean. This lake has a surface size of 5,104 acres (2,066 ha) and a shoreline that stretches over 183 miles.
Lake Erie:is 6.3615 million acres in area, stretching from the Canadian province of Ontario to the American states of Pennsylvania, Ohio, New York, and Michigan.
Salt Fork Lake: This lake has 2,952 acres and is located inside a public recreation park in Guernsey County, Ohio, six miles (9.7 km) north of Lore City.
Pymatuning Lake: is Ohio’s second-largest lake, with a surface area of 17,088 acres (6,915 ha). The lake’s shoreline stretches about 70 mi (110 km) and boasts a capacity of 450 cubic miles of water.
Senecaville Lake: is currently the third-largest inland lake in Ohio, with a surface size of 3,550 acres or 5.5 square miles and a shoreline that stretches about 145 miles or 90 km.
Shenango River Lake:This lake has a surface area of 3,560 acres or 5.56 square miles, and a shoreline that stretches over 47 miles, just a few points bigger than Senecaville.
Buckeye Lake: is located just east of Columbus, Ohio. It has a surface size of 3,173 acres (12.84 km2) and a shoreline that stretches about 40 miles (65 km).