When in Scotland, Virginia, and you are searching for the sites to dump your RV's black or grey water, you can head to one of the RV dump stations nearby.- Some of the most popular stations include Williamsburg Pottery Campground, KOA - Colonial Central KOA Campground, Military Park - Fort Eustis Recreation Area, and American Heritage RV Park.- All these dump stations have facilities for refilling fresh water and a hose for flushing tanks. You'll also find a trash bin at each location for easy waste disposal.