The Peconic River is a

river A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...

within Suffolk County on

Long Island Long Island is a densely populated island in the southeastern region of the U.S. state of New York (state), New York, part of the New York metropolitan area. With over 8 million people, Long Island is the most populous island in the United Sta ...

New York New York most commonly refers to: * New York City, the most populous city in the United States, located in the state of New York * New York (state), a state in the northeastern United States New York may also refer to: Film and television * '' ...

.''Peconic River Maintenance Dredging Through Flanders Bay: Environmental Impact Statement''
United States. Army. Corps of Engineers. 1973 The river is located in the eastern end of

. The Peconic River drains an area between the

Harbor Hill Moraine The Harbor Hill Moraine, in the geography of Long Island, forms the northern of two ridges along the "backbone" of Long Island. Description The Harbor Hill Moraine, skirting the North Shore, represents the terminal moraine of the most recen ...

and flows into Flanders Bay, which in turn connects to

Peconic Bay The Peconic Bay is the parent name for two bays between the North Fork and South Fork, Suffolk County, New York, South Fork of Long Island in the U.S. state of New York (state), New York. It is separated from Gardiners Bay by Shelter Island (t ...

east of Riverhead. Peconic River NY June 2021

The river originates in bogs and

wetland A wetland is a distinct ecosystem that is flooded or saturated by water, either permanently (for years or decades) or seasonally (for weeks or months). Flooding results in oxygen-free (anoxic) processes prevailing, especially in the soils. The ...

s in central Long Island near the

Brookhaven National Laboratory Brookhaven National Laboratory (BNL) is a United States Department of Energy national laboratory located in Upton, Long Island, and was formally established in 1947 at the site of Camp Upton, a former U.S. Army base and Japanese internment c ...

and flows eastward to the Peconic Bay. It is the longest river on Long Island and is almost entirely within the Central Long Island Pine Barrens which was set up in 1993 to protect its relative wilderness standing. It is fresh water until about the center of Riverhead where it becomes an

estuary An estuary is a partially enclosed coastal body of brackish water with one or more rivers or streams flowing into it, and with a free connection to the open sea. Estuaries form a transition zone between river environments and maritime environment ...

. The river is slow-moving, making it ideal for canoeing and kayaking. It forms the border between Brookhaven and Riverhead towns as well as the border between Riverhead and

Southampton Southampton () is a port city in the ceremonial county of Hampshire in southern England. It is located approximately south-west of London and west of Portsmouth. The city forms part of the South Hampshire built-up area, which also covers Po ...

List of crossings of the Peconic River

References

External links

Paddling the Peconic River Peconic River information
Rivers of Suffolk County, New York Rivers of New York (state) Brookhaven, New York Riverhead (town), New York Southampton (town), New York {{NewYork-river-stub

List of crossings of the Peconic River

See also

References

External links