ultraviolet index in Rockdedundy River (daymark 185) (2.7 mi.) | ultraviolet index in Darien (Darien River) (4 mi.) | ultraviolet index in Wolf Island (South End) (4 mi.) | ultraviolet index in Jones Creek Entrance (Hampton River) (5 mi.) | ultraviolet index in Mackay River (Buttermilk Sound) (5 mi.) | ultraviolet index in Champney Island (South Altamaha River) (5 mi.) | ultraviolet index in Old Tower (Sapelo Island) (6 mi.) | ultraviolet index in Hudson Creek Entrance (7 mi.) | ultraviolet index in Old Tea Kettle Creek (daymark 173) (7 mi.) | ultraviolet index in Frederica River (9 mi.) | ultraviolet index in Head of Mud river (10 mi.) | ultraviolet index in Creighton Narrows Entrance (Crescent River) (10 mi.) | ultraviolet index in Hampton River Entrance (10 mi.) | ultraviolet index in Mackay River (daymark 239) (11 mi.) | ultraviolet index in Eagle Creek (Mud River) (12 mi.) | ultraviolet index in Bellville Point (Sapelo River) (12 mi.) | ultraviolet index in Frederick River Bridge (13 mi.) | ultraviolet index in Pine Harbor (Sapelo River) (13 mi.) | ultraviolet index in Blackbeard Creek (Blackbeard Island) (13 mi.) | ultraviolet index in Dog Hammock (Sapelo River) (14 mi.)