A river, about 120 km (75 mi) long, formed by the confluence of two tributaries in north-central New Jersey and flowing eastward to Raritan Bay, the western arm of Lower New York Bay, at Perth Amboy.
the Raritan river at New Brunswick.
of the Raritan river is usually below 200 ft.
Clays of different degrees of value are found in nearly every section, but the principal clay mining areas are: the Middlesex county area, where the best clays are found along the Raritan river and the coast; the Trenton area, in which clay is mined chiefly at Dogtown, E.
It is served by the Pennsylvania and the Raritan River railways, and by daily steamboats to New York.
It is served by the Pennsylvania, the Central of New Jersey, and the Raritan River railways.