- McNeil, Arkansas offers several convenient dump stations for RV travelers in need of waste disposal options.- Cash Point Landing is one such option where you can conveniently dispose of your black water and gray water tanks.- Camp Lake Hamilton also provides a dumping station along with fresh water access to fill your tanks and a hose for flushing tanks.- If you're passing through Shreveport/Bossier City, the KOA campground there has an RV waste disposal area available.- Young's Lakeshore RV Resort is another nearby location that offers RV trash bins and dumping facilities for your convenience.