ultraviolett index i Old Frenchtown Wharf (4 mi.) | ultraviolett index i Summit Bridge (4 mi.) | ultraviolett index i Town Point Wharf (6 mi.) | ultraviolett index i St. Georges (9 mi.) | ultraviolett index i Charlestown (Northeast River) (9 mi.) | ultraviolett index i Delaware City (Branch Channel) (12 mi.) | ultraviolett index i Delaware City (12 mi.) | ultraviolett index i Reedy Point (13 mi.) | ultraviolett index i Pea Patch Island (13 mi.) | ultraviolett index i Blackbird Creek (14 mi.) | ultraviolett index i Havre De Grace (15 mi.) | ultraviolett index i Artificial Island (Salem Nuclear Plant) (16 mi.) | ultraviolett index i Alloway Creek (0.8 NM above entrance) (16 mi.) | ultraviolett index i New Castle (16 mi.) | ultraviolett index i Sinnickson Landing (17 mi.) | ultraviolett index i Abbots Meadow (17 mi.) | ultraviolett index i Port Deposit (17 mi.) | ultraviolett index i Betterton (17 mi.) | ultraviolett index i Hope Creek, (0.6 NM above entrance) (17 mi.) | ultraviolett index i Alloway Creek (2.5 NM above entrance) (17 mi.)