Geography of New York–New Jersey Harbor Estuary USGS topographic maps. Many jurisdictional issues appear in U.S. law. Bi-state New Jersey New York Inter-state New York New York Bay East River Long Island Sound Bronx County Kings County Jamaica Bay islands New York County Upper Bay islands East River islands Queens County Jamaica Bay islands Richmond County Westchester County New Jersey New York Lower Bay Upper Bay East River Lower Bay Raritan Bay Jamaica Bay Arthur Kill Newark Bay Kill van Kull Upper Bay Hudson River East River One of the many duties of the Port Authority of New York and New Jersey is to develop trade interests
River Vale, New Jersey section bordering Emerson to the south, Harrington Park to the southeast, Old Tappan to the east, and Pearl River, New York to the north. Its borders are defined by the Hackensack River to the east, which was dammed to form Lake Tappan, and Pascack Brook to the south. The northern border is defined by the New York-New Jersey state border. The western border has several sections, including a section defined by an unnamed creek and a section defined by Cedar Lane. The southern portion of the township lies between the Hackensack River and Pascack Brook, and is relatively flat. The