If you're in Sumner, Mississippi, and in need of a dump station for your RV, there are a few options available.Consider stopping at the Rest Areas in Hernando, Northbound, or Southbound, which offer dumping facilities for both black and gray water.Another convenient choice is T.O. Fuller State Park, which provides a dump station along with fresh water and a hose for flushing tanks.If you prefer staying closer to the city, Elvis Presley Boulevard RV Park has a dump station on-site as well as an RV trash bin for disposal of your waste.