The discovery of Glacial Lake Passaic is credited to Professor George Hammell Cook, once the State Geologist of New … See more

During the late Triassic and early Jurassic periods, when the North American plate separated from the African plate, an aborted rift system was created. The resulting rift valley, known as the Newark Basin, … See more

Glacial Lake Passaic was a dynamic water body during its five millennia of existence. At present, the lake is believed to have existed in four major stages, the final stage being split between three smaller sub-stages. Ea… See more

The remnants of the Glacial Lake Passaic lake bed are found in several swamps in northern New Jersey, most notably, the Great Swamp that is south of Morristown through Chatham Township, lying in extreme so… See more

• List of prehistoric lakes See more