Kisco River Kisco River The Kisco River is a creek that runs through the Mount Kisco, New York area. It is formed by the forks of Chappaqua Brook and an unnamed stream. It follows a winding course before emptying into the New Croton Reservoir at Lake Road Bridge in the town of New Castle near the hamlet of Stanwood and eventually into the Atlantic Ocean via the Croton River, the Hudson River, and New York Harbor. Its name is derived from the village of Mount Kisco, which the river flows through. The name of Mount Kisco is further derived from "seesquee", which
Ramapo River at the location where barrels of toxic chemicals were buried. At Harriman, the river then turns south into western Rockland County, where it flows through the hamlet and town of Ramapo, New York, then into northern Bergen County, New Jersey. In New Jersey, it flows SSW, along the east side of the ridge of the Ramapo Mountains. The river flows into Potash Lake in Oakland and from there, into Pompton Lake in Pompton Lakes. The river that flows out of Pompton Lake, forming the border between Pompton Lakes and Wayne. The Ramapo forms a confluence with the Pequannock River along