Tide Stations

distance	reference number	name	latitude	longitude
27.3	2552	Riverside, Merrimack River, Massachusetts	42.7633	-71.0767
31.7	1811	Merrimacport, Merrimack River, Massachusetts	42.825	-70.9883
36.4	2635	Salisbury Point, Merrimack River, Massachusetts	42.8383	-70.9083
37.2	2903	Squamscott River RR. Bridge, Piscataqua River, New	43.0533	-70.9133
39.2	1989	Newburyport, Merrimack River, Massachusetts	42.8117	-70.865
39.7	51	Amelia Earhart Dam, Mystic River, Massachusetts	42.395	-71.0767
41.7	519	Charlestown, Charles River, Massachusetts	42.375	-71.05
41.8	1209	Hampton Harbor, New Hampshire	42.9	-70.8167
41.8	2284	Plum Island, Merrimack River Entrance, Merrimack Ri	42.8167	-70.82
42.3	531	Chelsea St. Bridge, Chelsea River, Massachusetts	42.3867	-71.0233
42.5	311	Boston, Boston Harbor, Massachusetts	42.355	-71.0517
42.8	807	Dover, Piscataqua River, Cocheco River, New Hampshi	43.1983	-70.8683
42.9	805	Dover Point, Piscataqua River, New Hampshire	43.1167	-70.8333
43.0	1720	Lynn, Lynn Harbor, Massachusetts	42.4583	-70.9433
44.2	2633	Salem Harbor, Salem, Massachusetts	42.5233	-70.8767
44.9	2283	Plum Island Sound (south end), Massachusetts	42.71	-70.7883
45.0	2637	Salmon Falls River entrance, Piscataqua River, New	43.19	-70.825
46.2	1960	Neponset, Neponset River, Massachusetts	42.285	-71.04
46.3	111	Atlantic Heights, Piscataqua River, New Hampshire	43.09	-70.7667
46.8	751	Deer Island (south end), Boston Harbor, Massachuset	42.345	-70.9583
46.9	934	Essex, Massachusetts	42.6317	-70.7767
47.0	2436	Portsmouth, Portsmouth Harbor, New Hampshire	43.0783	-70.7517
47.2	1884	Moon Head, Massachusetts	42.3083	-70.9883
47.2	2727	Seavey Island, Portsmouth Harbor, Maine (sub)	43.0833	-70.75
47.6	2726	Seavey Island, Portsmouth Harbor, Maine	43.08	-70.7417