índex ultraviolat a Plum Island (Merrimack River Entrance) (5 mi.) | índex ultraviolat a Newburyport (6 mi.) | índex ultraviolat a Salisbury Point (6 mi.) | índex ultraviolat a Merrimacport (10 mi.) | índex ultraviolat a Gosport Harbor (Isles Of Shoals) (12 mi.) | índex ultraviolat a Squamscott River Rr. Bridge (12 mi.) | índex ultraviolat a Jaffrey Point (12 mi.) | índex ultraviolat a Plum Island South (13 mi.) | índex ultraviolat a Portsmouth (13 mi.) | índex ultraviolat a Fort Point (13 mi.) | índex ultraviolat a Gerrish Island (13 mi.) | índex ultraviolat a Seavey Island (13 mi.) | índex ultraviolat a Atlantic Heights (14 mi.) | índex ultraviolat a Kittery Point (14 mi.) | índex ultraviolat a Riverside (Haverhill) (15 mi.) | índex ultraviolat a Seapoint (Cutts Island) (15 mi.) | índex ultraviolat a Dover Point (15 mi.) | índex ultraviolat a Annisquam (18 mi.) | índex ultraviolat a Essex (18 mi.) | índex ultraviolat a York Harbor (19 mi.)