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Lake Keystone Formed with the construction of the Keystone Dam and has all basic facilities for recreation (Scuba diving tours of Old Mannford are sometimes done as well, though swimming in Lake Keystone is discouraged because of water currents related to the dam intake).
Keystone State Park is an Oklahoma state park near Sand Springs, Tulsa County, Oklahoma, in the United States. Located on Keystone Lake, the park covers 714 acres (289 ha) and provides recreational opportunities for fishing, swimming, water skiing and boating. Cabins are available to rent. Keystone State Park is on State Highway 151 near Mannford.
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