Putnam County New York incorporated and unincorporated areas Putnam Valley highlighted

Peekskill Hollow Creek is a creek in central western Putnam County, New York, mainly in the town of Putnam Valley. Approximately in length, it originate as the outflow of Lake Tibet in the southwestern part of the town of

Kent Kent is a county in South East England and one of the home counties. It borders Greater London to the north-west, Surrey to the west and East Sussex to the south-west, and Essex to the north across the estuary of the River Thames; it faces ...

and flows southwest towards the town of

Peekskill Peekskill is a city in northwestern Westchester County, New York, United States, from New York City. Established as a village in 1816, it was incorporated as a city in 1940. It lies on a bay along the east side of the Hudson River, across fr ...

in farthest northwest

Westchester County Westchester County is located in the U.S. state of New York. It is the seventh most populous county in the State of New York and the most populous north of New York City. According to the 2020 United States Census, the county had a population ...

. For several miles after leaving Kent it serves as the border between the towns of Carmel and Putnam Valley. Upon leaving Putnam Valley it enters the town of Cortlandt in Westchester County. Approaching the

Hudson River The Hudson River is a river that flows from north to south primarily through eastern New York. It originates in the Adirondack Mountains of Upstate New York and flows southward through the Hudson Valley to the New York Harbor between N ...

it joins the confluence of two much smaller streams, the Sprout Brook and Annsville Creek, named after the latter, by which name all three enter the river after less than a mile. The creek's drainage area, which includes manmade Lake Peekskill in Putnam Valley, is slightly more than . There is a small dam upstream of its mouth at

Van Cortlandtville Cortlandt is a town in Westchester County, New York, United States, located at the northwestern edge of the county, at the eastern terminus of the Bear Mountain Bridge. The town includes the villages of Buchanan and Croton-on-Hudson. History T ...

. In Colonial times and beyond, before Putnam County's topography was well understood and its features given names, it was thought by some that Peekskill Hollow Creek's headwaters drained from what is today's

Boyds Corner Reservoir The Boyds Corner Reservoir is a small reservoir in Putnam County, New York. It is in the town of Kent, New York, and is about 50 miles (80 kilometers) north of New York City. It is the northernmost reservoir in the Croton River watershed, but is n ...

in the town of Kent one mile to Lake Tibet's east. Instead, it drains eastward into the Croton River watershed, part of the

New York City water supply system A combination of aqueducts, reservoirs, and tunnels supplies fresh water to New York City. With three major water systems ( Croton, Catskill, and Delaware) stretching up to away from the city, its water supply system is one of the most exte ...

Map of Philipse Patent (showing the Oblong and Gore)

External links

NewYork.hometownlocator.com
* {{authority control Rivers of Putnam County, New York Rivers of New York (state) Tributaries of the Hudson River