Lake Okeechobee

Lake Okeechobee is Florida's largest freshwater lake and one of the defining natural landmarks of South Florida, sitting approximately 40 miles northwest of West Palm Beach. The Seminoles called it "big water," and they weren't exaggerating. It covers 730 square miles, though it's surprisingly shallow at just 9 feet deep on average. The lake sits at the heart of the Greater Everglades watershed, stretching from the Kissimmee River down through the Everglades and into Florida Bay. Over more than a century, it's been central to Palm Beach County's story. The canals it fed drained land for farming. It powered commercial fishing and tourism. And in 1928, its catastrophic failure became one of America's deadliest natural disasters, leaving deep scars on West Palm Beach and surrounding communities that haven't fully healed.

Geography and Physical Characteristics

About 40 miles (65 km) northwest of West Palm Beach, at the northern edge of the Everglades, sits the lake. It's a remnant of the prehistoric Pamlico Sea, which once covered the entire basin where the Everglades now spread out. The name comes from Hitchiti Indian words meaning "big water." Roughly 35 miles (55 km) long with a shoreline of 135 miles (220 km), it covers about 730 square miles (1,900 square km) when you count the small islands scattered across it. The surface typically sits between 12.5 and 15.5 feet (4 to 5 metres) above mean sea level, though that depends on how much water's in the lake at any given time. Average depth runs 10 to 12 feet (3 to 4 metres).

The lake's southeast section forms part of Palm Beach County's north and west borders. It averages 45 miles in diameter and holds more than 730 square miles of water. In the United States, it's the second largest freshwater lake entirely within one state's boundaries.

Division came in 1963. Five counties carved it up: Glades, Okeechobee, Martin, Palm Beach, and Hendry counties. The Kissimmee River watershed, immediately to the north, supplies most of the water. That watershed drains through a chain of lakes that flow into the Kissimmee River itself as it moves south toward Lake Okeechobee. Fisheating Creek, Taylor Creek, Nicodemus Slough, Nubbin Slough, and Lake Istokpoga also feed the lake. On the other end, the lake's waters drain out toward the Everglades, Caloosahatchee River, New River, Miami River, and St. Lucie River.

Several small islands dot the water: Eagle Bay, Grass, Horse, Hog, Kreamer, Observation, Ritta, and Torry. Communities line the shore, including Pahokee, Belle Glade, South Bay, Clewiston, and the city of Okeechobee.

Early History and Native Peoples

People may have drifted into the Kissimmee River valley during the Archaic period (8000–1000 BCE), but serious settlement around Lake Okeechobee probably started around 1000 BCE when the Belle Glade culture took root. It'd last until about 1700 CE. The population wasn't dense. Many sites show evidence of just one or two families living there, yet the culture area's dotted with large mounds and earthworks. European goods turn up in many Belle Glade archaeological sites, but what happened to those people remains largely a mystery.

When Europeans arrived, they found the Mayaimi thriving in the Lake Okeechobee Basin. The Jaegas and Ais lived east of the lake and along the east coast north of the Tequestas. Before it became Okeechobee, the lake was called Mayaimi in the 16th century. Hernando de Escalante Fontaneda claimed Mayaimi was the oldest known name for it.

Spanish explorers documented the lake for the first time in the 16th century. The name "Okeechobee" likely came from Hitchiti words for "big water." The fertile land attracted farmers over the centuries that followed, and the area earned a reputation for serious agricultural potential. A Seminole reservation eventually rose up near the lake's northwestern shore.

The West Palm Beach Canal and Early Development

Everything changed in the early twentieth century. Drainage infrastructure transformed the relationship between Lake Okeechobee and West Palm Beach fundamentally. The Florida Legislature passed legislation in 1905 and 1907 creating the Everglades Drainage District, designed to lower the lake's water level and drain the Everglades. Work on dredging the New River Canal started in 1906. By 1917, the North New River, Miami, Hillsboro, and West Palm Beach canals were all done.

The West Palm Beach Canal opened in 1917 and stretched from the Lake Worth Lagoon westward to Twenty Mile Bend, then northwestward to Canal Point where it enters Lake Okeechobee. It lowered the lake level and allowed farmland to be drained while making it easier to haul crops to the coast. The city didn't waste the opportunity. They built a new canal branch along with dock facilities, boat slips, a turning basin, and warehouses. Soon West Palm Beach had become the county's shopping center for pineapples, sugar cane, and winter vegetables.

But the canals, combined with a brutal drought in 1917, dropped the lake level dangerously low. Much of the lake bed lay exposed, and muck fires burned across the exposed peat. Even with all that drainage, the lake kept flooding the newly developed farmland near its shores. The Everglades Drainage District started building a 47-mile-long (76 km) levee around the lake's southern side in 1921, stretching from just north of Moore Haven to just south of Pahokee. Made from mud, sand, clay, and shell, it was 40 feet (12 m) wide at the base and rose to 21 feet (6.4 m) above sea level. Not tall enough, as it turned out.

The 1928 Okeechobee Hurricane and Its Aftermath

September 1928 brought the most consequential disaster in the shared history of Lake Okeechobee and West Palm Beach. It remains one of America's deadliest natural disasters. On September 16, 1928, Florida's deadliest hurricane slammed into West Palm Beach. As it moved inland, it drove the lake's waters straight against the mud levees ringing the shore. Nobody could track the storm's center properly because communications broke down, so it came as a shock when the eye passed directly over West Palm Beach that evening. While the hurricane traveled over the lake west of the city, its winds shifted from north to south. This shifted the shallow lake's waters first against the southern dikes, then across to the northern ones. Those pathetic dried-mud dikes gave way on both sides, unleashing flash floods that trapped people in their homes with no way out.

The rainfall and wind pushed the lake water level to 29.6 feet (9.0 m) above sea level, topping the levee and causing vast flooding across the region. The Red Cross initially counted 1,836 deaths, but in 2003 they revised the number to "at least 2,500." The National Hurricane Center's updated publication lists the death toll as "at least 2,500," making the Okeechobee Hurricane of 1928 the second worst natural disaster in terms of lives lost in United States history.

West Palm Beach paid a devastating and lasting price. After the storm, at least 743 bodies arrived in the city for burial. Racial segregation meant that all but eight of the victims who got a proper burial at Woodlawn Cemetery were white. The remaining 674 bodies, those who were Black or of unidentifiable race, ended up in a mass grave near the junction of 25th Street and Tamarind Avenue, the city's paupers cemetery. A stone marker stands at Woodlawn Cemetery today, remembering 69 storm victims.

The tragedy sparked the construction of the Hoover Dike and the formation of the Okeechobee Flood Control District to oversee flood protection. Starting in the 1930s, the U.S. Army Corps of Engineers built the Herbert Hoover Dike to prevent future flooding disasters. Work wrapped up in the 1960s, and it's been protecting surrounding communities from lake overflow ever since. A 155-mile (250-km) cross-state waterway also got completed in 1937, running from Stuart on the Atlantic Ocean via the St. Lucie Canal across Lake Okeechobee and down the Caloosahatchee River to the Gulf of Mexico.

Ecology, Agriculture, and Recreation

Flora and Fauna

The lake's waters and shores teem with fish, birds, and other animals. Bluegill and red-ear sunfish number among the 60 freshwater fish species found here, though largemouth bass dominate as the main freshwater predator. Lake Okeechobee holds some of the biggest bass in the country—more of them than any other American lake. The apple snail, North America's largest native freshwater snail, serves as a water quality indicator. When apple snail populations crash, it hits the snail kite hard and affects the limpkin somewhat. Both birds rely on these snails for food.

Pond apple trees provide critical nesting habitat for wading birds and serve as trellises for the Okeechobee gourd, now federally protected as an endangered species. Forests of pond apple trees once dominated the lake's southern rim, but by 1930, ninety-five percent had been cleared for farmland and water management.

Agriculture and the Glades Communities

Belle Glade, Pahokee, and South Bay form a cluster together known as The Glades. They're a major hub of Florida's agricultural heartland. The ink-black soil, so thick locals call it "muck," grows sugarcane and sweet corn beautifully. A large area of the Everglades immediately south of the lake got drained for farmland, particularly sugarcane operations. The lake itself provides natural habitat for fish, wading birds, and other wildlife, while supplying essential water for people, farms, and the environment.

Recreation and Tourism

Anglers flock here. Some call it the Bass Fishing Capital of America, and crappie, speck, and bluegill fishing is excellent too. The 175-kilometer Lake Okeechobee Scenic Trail is a well-maintained multiuse pathway that circles the lake and welcomes hikers, bicyclists, and tourists. Torry Island Campground offers prime spots for sighting bald eagles, ospreys, and roseate spoonbills.

Environmental Challenges and Restoration

Today Lake Okeechobee faces serious and persistent environmental pressures that won't go away. Excessive nutrients and pesticides pollute the water, triggering periodic cyanobacteria algae blooms. High water levels create fears the dike might breach, threatening public health and safety. The lake's overall health has declined over the years because of excessive nutrient pollution from agricultural and urban runoff, damaging water level swings, and exotic vegetation spreading unchecked. This has driven recurring harmful algal blooms and declining water quality in the lake itself and in the connected rivers and estuaries.

In 2013, heavy central Florida rains sent high runoff into the lake. Rising levels forced the Army Corps of Engineers to release massive volumes of polluted water from the lake through the St. Lucie River estuary to the east and the Caloosahatchee River estuary to the west. That polluted freshwater flood destroyed the normal balance of fresh and salt water in both estuaries, causing ecological damage.

The Florida Legislature passed the 2000 Lake Okeechobee Protection Act and launched the Lake Okeechobee Protection Program to restore the lake and its watershed. The program's designed as a phased, comprehensive, and innovative effort to restore and protect the lake by improving water quality and putting long-term solutions in place. Lake Okeechobee also serves as a key part of South Florida's water supply and flood control systems, making its restoration urgent for communities throughout Palm Beach County and far beyond.

See Also

• Herbert Hoover Dike
• West Palm Beach Canal
• Everglades
• Palm Beach County
• Belle Glade, Florida
• 1928 Okeechobee Hurricane