indice ultravioletti a Palmyra (Pennsauken Creek) (1.3 mi.) | indice ultravioletti a Pompeston Creek (1.8 mi.) | indice ultravioletti a Bridesburg (Philadelphia) (2.5 mi.) | indice ultravioletti a Pavonia (Cooper River) (6 mi.) | indice ultravioletti a Bridgeboro (6 mi.) | indice ultravioletti a Philadelphia (Municipal Pier 11) (6 mi.) | indice ultravioletti a Cornwells Heights (7 mi.) | indice ultravioletti a Philadelphia (7 mi.) | indice ultravioletti a Market Street Bridge (8 mi.) | indice ultravioletti a Westville (10 mi.) | indice ultravioletti a Burlington (10 mi.) | indice ultravioletti a Assiscunk Creek (11 mi.) | indice ultravioletti a Hainesport (South Branch) (12 mi.) | indice ultravioletti a Penrose Avenue Bridge (12 mi.) | indice ultravioletti a North Branch (12 mi.) | indice ultravioletti a Woodbury Creek (13 mi.) | indice ultravioletti a Edgely (14 mi.) | indice ultravioletti a Hay Island (15 mi.) | indice ultravioletti a Tinicum National Wildlife Refuge (15 mi.) | indice ultravioletti a Billingsport (16 mi.)