If you're looking for a place to dump your black and gray water, Spalding, Nebraska has several options available.You can visit the George H Clayton dump station or choose to go a bit farther to Hall County Park.Another popular option is the Grand Island KOA Campground, which offers fresh water and a hose for flushing tanks.Streeter Park is another great option that includes a trash bin for the disposal of waste.Love's Travel Stops and Country Store also offer waste disposal services along with other amenities.