 Lake Livingston has more than of shoreline extending into San Jacinto, Polk, Walker, and Trinity Counties.Lake Livingston was built with no flood control capabilities/flood storage capabilities, and because of this, all water entering the lake, whether it be from rainfall or inflow, must exit the lake as increased intake occurs.Flow through the dam is controlled by 12 tainter gates in a concrete and steel spillway that has an average depth of 55 feet.