Restoration of the Everglades begins in the vicinity of Orlando. The Okeechobee River drains into Lake Okeechobee, a lake with an average depth of . During the wet season when the lake exceeds its capacity, the water leaves the lake in a very wide and shallow river, approximately long and wide. This wide and shallow flow is known as "sheetflow". The land gradually slopes toward Florida Bay, the historical destination of most of the water leaving the Everglades. Before drainage attempts, the Everglades comprised , taking up a third of the Florida peninsula. Since the early 19th century the Everglades have been a subject
Okeechobee Plain to as part of the Kissimmee Embayment. The two major geographic features bounding the Okeechobee Plain are the Osceola Plain to the north and Caloosahatchee Incline to the southwest. Okeechobee Plain The Okeechobee Plain is a major geologic feature of Florida formed during the Pliocene and Pleistocene epochs and named for Okeechobee County, Florida, United States. The Okeechobee Plain is a dry prairie or grassland The Okeechobee Plain is within the Kissimmee/Okeechobee Lowland established by the Florida Department of Environmental Protection's Lake Bioassessment/Regionalization Initiative. The Okeechobee Plain was created during the Pliocene and Pleistocene's wild climatic times through continuous depositing