- When you need to take care of your RV's waste disposal in Raymond, New Hampshire, there are a few convenient options available.- You'll find RV dump stations at Bear Brook State Park, Barrington Shores Campground, Ayers Lake Farm Campground, and Manchester Waste Water.- These dump stations provide facilities for dumping black water and gray water, as well as fresh water for flushing tanks.- Additionally, some stations offer an RV trash bin for your convenience.- Make sure to plan ahead and utilize these reliable RV waste disposal options during your visit to Raymond.