Maximum discharge along the river was observed at the Lynches River At Effingham with a streamflow rate of 177 cfs. However, the deepest point on the river is located at the Lynches River Near Bishopville reporting a gauge stage of 4.87 ft. This river is monitored from 2 different streamgauging stations along the Lynches River, the highest being perched at an elevation of 162 ft, the Lynches River Near Bishopville.