Which city is on the Potomac River? Washington, DC Which is NOT in New Jersey? Yonkers Wilmington and Dover are in: Delaware Which of the following is NOT part of the New York City metropolitan area? Bridgeport Which river is NOT in New York State? Merrimack Which river forms the boundary between New Jersey and Pennsylvania? Delaware Which 2 cities are on Chesapeake Bay? Annapolis and Baltimore Which is NOT in eastern Massachusetts? Connecticut River Which 2 rivers empty into Chesapeake Bay? Potomac and Susquehanna Which is NOT in Pennsylvania? Wilmington Albany is near the confluence of the _____ Rivers. Hudson and Mohawk Long Island Sound separates Long Island from: Connecticut Which is closest to Philadelphia? Trenton Which is closest to Boston?