North Jersey and South Jersey are separated by what river?
North Jersey North Jersey comprises the northern portions of the U.S. state of New Jersey between the upper Delaware River and the Atlantic Ocean. The designation of northern New Jersey with a distinct toponym is a colloquial one rather than an administrative one, reflecting not only geographical but also perceived cultural differences from the southern part of the state, with no official definition.
Marble Mountain (New Jersey) Marble Mountain is a mountain in Warren County, New Jersey. The summit rises to 771 ft , and is located in Harmony and Lopatcong Townships, overlooking the Delaware River; along with Chestnut Hill on the Pennsylvania side, Marble Mountain forms Weygadt Gap or the Little Water Gap.