Saybrook Breakwater Lighthouse is a sparkplug lighthouse...at Fenwick Point at the mouth of the Connecticut River near Old Saybrook, Connecticut. It is featured...on the state's "Preserve the Sound" license plates.

The Coast Guard sold the lighthouse, but continues to maintain the light while the new private owners maintain the historic structure. The Coast Guard also owns the land on which the lighthouse sits.

Year first constructed and lit 1886; Automated 1959; Foundation Cast Iron and Concrete Caisson; Construction Cast Iron with Brick lining; Tower shape Conical; Height 48 ft (15 m);
Original lens Fifth order Fresnel lens; Current lens 300 MM; Characteristic green flash every 6 s

Source: Paraphrased from Wikipedia