Bear Brook is a

tributary A tributary, or affluent, is a stream or river that flows into a larger stream or main stem (or parent) river or a lake. A tributary does not flow directly into a sea or ocean. Tributaries and the main stem river drain the surrounding drainage ...

Pascack Brook Pascack Brook is a tributary of the Hackensack River in Bergen County, New Jersey, United States. History At least one late 18th-century map calls the brook "Great Pascack River." Its tributary Musquapsink Brook is shown as "Little Pascack River. ...

New Jersey New Jersey is a state in the Mid-Atlantic and Northeastern regions of the United States. It is bordered on the north and east by the state of New York; on the east, southeast, and south by the Atlantic Ocean; on the west by the Delaware ...

. It joins with the Pascack at the

Woodcliff Lake Reservoir Woodcliff Lake is the name of a reservoir in Woodcliff Lake and portions of Hillsdale and Park Ridge, in Bergen County, New Jersey, United States. It was created circa 1903 by damming the Pascack Brook and is also fed by the Bear Brook which j ...

and forms part of the border between Park Ridge and Woodcliff Lake. The brook flows through portions of

Bergen County Bergen County is the most populous county in the U.S. state of New Jersey.Rockland County Rockland County is the southernmost county on the west side of the Hudson River in the U.S. state of New York. It is part of the New York metropolitan area. It is about from the Bronx at their closest points. The county's population, as of th ...

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 * '' ...

. In Park Ridge, a park named Atkins Glen surrounds a portion of the brook and is home to several shallow caverns, in some of which Native American artifacts have been found.

See also