The county seat of Suffolk County, NY lies at the mouth of a river that flows into which body of water?
Riverhead (town), New York Riverhead is a town within Suffolk County, New York, on the north shore of Long Island. As of the 2010 census, the population was 33,506. The town rests on the mouth of the Peconic River, from which it derives its name. Since 1727, Riverhead has been the county seat of Suffolk County. The smaller hamlet of Riverhead lies within it, and is the town's principal economic center. The town is 166 miles (267 km) southwest of Boston via the Orient Point-New London Ferry, and is 76 miles (123 km) northeast of New York City.
Bog River The Bog River, also called the Bog River Flow is a 18 mi river that originates near the sources of the Oswegatchie River, in Hamilton County, New York in the Adirondacks, and flows through Lows Lake and Hitchens Pond, ending at the Bog River Falls at the entrance to Tupper Lake. For much of its length it is flat water owing to two hydroelectric dams built by Abbot Augustus Low early in the 20th century. There are forty established campsites. The stretch from Tupper Lake to Hitchens pond has been designated as a Scenic River by the State of New York. The river is part of the Five Ponds and the Round Lake Wilderness Areas.