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
Effects of the 1928 Okeechobee hurricane in Florida more widespread destruction along the southeast and north coasts of Lake Okeechobee. Residents had been warned to evacuate the low ground earlier in the day, but after the hurricane did not arrive on schedule, many thought it had missed and returned to their homes. In the weeks prior to storm, heavy rainfall caused the lake to rise between August 10 and September 10 and filled nearby canals and ditches. Additionally, precipitation from the hurricane itself caused Lake Okeechobee to rise further. When the worst of the storm crossed the lake, the south-blowing wind caused a storm surge to overflow the