South Rim of the Black Canyon NP is located 15 miles east of Montrose, CO. Evening programs are provided during the summer. Cell phone coverage is very limited, if at all. Pay phone is available near campground. Sites in Loop A are open year round and available on a walk-in basis outside the reservation season. Sites in Loop B are available May through October, outside reservable season on a "first-come, first serve" basis. Amenities: Vault toilets, drinking water only, 30 amp and 50 amp electrical hook-ups are available in Loop B only. For further information go to: www.nps.gov/blca/.