Newburyport, Merrimack River Currents

Currents 3.0 mi Merrimack River entrance 8.5 mi Plum Island Sound entrance Tides 0.3 mi Newburyport, Merrimack River 2.5 mi Plum Island, Merrimack River Entrance, Merrimack River 2.7 mi Salisbury Point, Merrimack River 6.1 mi Merrimacport, Merrimack River 6.2 mi Hampton Harbor 8.2 mi Plum Island Sound (South End) 11.1 mi Riverside, Merrimack River