ultraviolet index in Fort Johnson (1.3 mi.) | ultraviolet index in The Cove (Fort Moultrie) (1.4 mi.) | ultraviolet index in Ben Sawyer Bridge (2.4 mi.) | ultraviolet index in Sullivans Island (outer Coast) (2.7 mi.) | ultraviolet index in Shem Creek (2.8 mi.) | ultraviolet index in Charleston (3 mi.) | ultraviolet index in Breach Inlet (Isle Of Palms) (4 mi.) | ultraviolet index in James Island Creek (1 mi. above ent.) (4 mi.) | ultraviolet index in Hobcaw Point (5 mi.) | ultraviolet index in South Ashley Bridge (5 mi.) | ultraviolet index in Hamlin Creek (Isle Of Palms) (5 mi.) | ultraviolet index in Wappoo Creek (6 mi.) | ultraviolet index in Isle Of Palms Pier (6 mi.) | ultraviolet index in Folly River (North, Folly Island) (6 mi.) | ultraviolet index in Folly Creek (Hwy. 171 Bridge) (7 mi.) | ultraviolet index in Shipyard Creek (0.8 mile above entrance) (7 mi.) | ultraviolet index in Hamlin Sound (7 mi.) | ultraviolet index in Elliott Cut Entrance (7 mi.) | ultraviolet index in Duck Island (7 mi.) | ultraviolet index in Folly River Bridge (Flooy Island) (7 mi.)