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
Millstone River of Philadelphia and New York. The Millstone River is an important tributary of the Raritan River. The Raritan River empties into the Raritan Bay, a bay of the Atlantic Ocean. The Raritan Bay is contiguous to New York Harbor and separates the New York City Borough of Staten Island (Richmond County) from Central New Jersey along with the Arthur Kill a more narrow channel of water between Staten Island and New Jersey. As the Raritan River flows eastward towards Raritan Bay, it joins the Millstone River flowing north in the vicinity of Bound Brook, New Jersey. The Millstone River traces