물때 타이드
조수 관측소
New Castle, Delaware
Pea Patch Island, Bulkhead Shoal Channel, Del.
Reedy Point
St. Georges, Delaware
Summit Bridge, Delaware
Taylors Bridge, Blackbird Creek, Del.
해류 관측소
Bulkhead Shoal Channel, SE, Del. City
Conrail Bridge, east of
Finns Point, 0.60 n.mi. Northwest of
Penns Neck, 0.3 mile west of
Penns Neck, 0.6 mile west of
Reedy Point Radio Tower, south of
St. George Bridge, 0.1 n.mi. ENE of
