The Lynches River Basin (hydrologic unit 03040202) is located in Lancaster, Chesterfield, Kershaw, Lee, Darlington, Sumter, Florence, and Williamsburg Counties, and encompasses 1,387 square miles with geographic regions that extend from the Piedmont to the Sandhills, and to the Upper and Lower Coastal Plains. The Lynches River Basin encompasses 7 watersheds and 887,668 acres, of which 35.7% is forested land, 33.6% is agricultural land, 23.3% is forested wetland (swamp), 5.6% is urban land, 1.3% is nonforested wetland (marsh), 0.4% is water, and 0.1% is barren land. The urban land percentage is comprised chiefly of the City of Lake City. This predominantly rural area has approximately 1,807 stream miles and 1,310 acres of lake waters.
The Lynches River originates in North Carolina and accepts drainage from the Little Lynches River, Sparrow Swamp, and Lake Swamp before draining into the Great Pee Dee River.
For specific basin descriptions, facts, figures, and detailed maps click on a watershed below.For an overview of water quality in the Lynches River Watershed, download the water quality assessment summary.