FLORIDA GEOLOGICAL. SURVEY 38 3 35, 35 is 32r 3V 0530 Figure 21. Map of White Oak Creek basin in southeastern Washington County showing The Deadening area. White Oak Creek basin of 44 square miles and seepage from the watertable aquifer which underlies the surrounding sand hills. They lose water only by evapotranspiration and percolation to the underlying limestone formation. Gully Pond, Wages Pond, Hamilini Pond, Still Pond, and Hammock Lake are joined at an elevation of 70 feet and their combined surfaces cover 3,640 acres. Porter Lake is connected to the other lakes at high water through Swindle Swamp and Black Slough. At an elevation of 70 feet, Porter Lake covers 930 acres. The