Okeechobee Waterway of Orlando and extending southward through the Kissimmee River Basin to the Everglades National Park to Florida Bay. The U.S. Army Corps of Engineers manages five locks and dams along the Okeechobee Waterway. The St. Lucie lock was built in 1941 for navigation and flood-control purposes. In 1944, the connecting spillway structure was built for flood and regulatory flow control through the St. Lucie Canal to manage the water level in Lake Okeechobee. The Port Mayaca Lock and Dam was built in 1977 for navigation purposes, to permit the raising of water levels in Lake Okeechobee, and to moderate the
Twin Lakes (Lake Wales, Florida) Twin Lakes (Lake Wales, Florida) The Twin Lakes of Lake Wales, Florida, are two small natural freshwater lakes on the south side of the city. Sometimes they are simply called Twin Lakes, but sometimes they are individually called Twin Lake West and Twin Lake East. All shores of Twin Lake West are swampy, as is the area between the two lakes. The west shore of Twin Lake East is swampy. The west lake, the larger of the two, has a water area of . The water area of the east lake is . The eastern shore of Twin Lake East