Southwest Regional WWTF | Polk County, Florida Wastewater Treatment Plant

Southwest Regional WWTF is a municipal wastewater treatment facility located in Polk County, Florida, serving a population of approximately 15,500 residents. The plant is situated in the central part of the state, an area characterized by a humid subtropical climate and numerous lakes and wetlands. As a regional facility, it plays a key role in managing wastewater from the surrounding community. The plant's designed capacity is 1.00 million gallons per day, indicating a moderate scale of operations. Facilities of this size in Florida typically employ secondary or advanced treatment to meet state and federal standards. The plant operates under the U.S. Clean Water Act, administered by the Florida Department of Environmental Protection, which sets effluent limits to protect water quality. The treated effluent from Southwest Regional WWTF is discharged into local surface waters that ultimately drain into the Peace River watershed, which flows into Charlotte Harbor and the Gulf of Mexico. This water body supports diverse aquatic life and is important for regional ecology and recreation. The plant's operations are critical for maintaining water quality in this sensitive watershed.

The plant discharges into the Peace River watershed, which flows into Charlotte Harbor, an estuary of the Gulf of Mexico. This region supports diverse aquatic habitats, including seagrass beds and mangrove forests, and is an important nursery for fish and shellfish. Protecting water quality in this watershed is essential for maintaining ecological balance and supporting local fisheries and tourism.