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| Location | | Station name |
| N 42°39', W 070°41' | tide | Annisquam, Massachusetts | | N 42°59', W 070°37' | tide | Gosport Harbor, Isles of Shoals, New Hampshire | | N 42°54', W 070°49' | tide | Hampton Harbor, New Hampshire | | N 42°49', W 070°49' | tide | Merrimack River Entrance, Massachusetts | | N 42°49', W 070°49' | tide | Merrimack River Entrance, Massachusetts (2) | | N 42°49', W 070°52' | current | Newburyport (Merrimack River), Massachusetts Current | | N 42°49', W 070°52' | tide | Newburyport, Merrimack River, Massachusetts | | N 42°49', W 070°52' | tide | Newburyport, Merrimack River, Massachusetts (2) | | N 42°43', W 070°47' | tide | Plum Island Sound (south end), Massachusetts | | N 42°39', W 070°37' | tide | Rockport, Massachusetts | |
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