You'll find several RV dump stations near Andrews South Carolina to safely dispose of black and gray water, refill fresh water, and flush your tanks.Lakewood Camping Resort Inc offers a convenient location for dumping and flushing tanks while also providing a trash bin for waste disposal.KOA - Mt. Pleasant / Charleston KOA Campground is another option with easy access to gas stations, restaurants, and other services.Myrtle Beach State Park has a dump station with potable water available for refilling fresh water tanks.Camping World in Myrtle Beach provides a hose for flushing tanks along with additional RV supplies.