Lake Limestone is a reservoir near Thornton, Texas . It lies southeast of Groesbeck, Texas on Texas FM 3371 in Leon, Robertson and Limestone Counties. The lake's water is slightly alkaline, moderately clear, with a maximum of deep. The shoreline is irregular, and fish habitat is provided by brush, timber and aquatic plants. The controlling authority for the reservoir and the Sterling C. Robertson Dam is the Brazos River Authority. Lake Limestone has extensive recreational facilities including fishing, motor boating, jet skiing, and swimming. Notes General source Water data for Texas: Lake Limestone External links Fishing Lake Limestone (Texas Parks and Wildlife) Lake Limestone Campground and Marina Limestone Bodies of water of Leon County, Texas Bodies of water of Limestone County, Texas Bodies of water of Robertson County, Texas Tourist attractions in Leon County, Texas Tourist attractions in Limestone County, Texas Tourist attractions in Robertson County, Texas Dams in Texas Brazos River Authority