A watershed is the geographic area on the land surface through which stormwater flows across the land, then drains into a large body of water such as a lake, stream, river, or ocean.
Pasco County is located on the west coast of Central Florida, north of Tampa Bay. Four primary streams flow through Pasco County, including the Hillsborough River, the Withlacoochee River, the Anclote River, and the Pithlachascotee River. There are 19 watersheds within Pasco County.