In New Jersey, fault lines do not generally break the Earth's surface, but are based several miles below. A map showing the physiographic provinces in New Jersey, and the location of the Ramapo Fault.

While Friday morning's 2.7-magnitude earthquake was the 189th to rattle the Garden State since 1783, it was far from the largest or most destructive, officials said.

See the map. By ... While earthquakes are rare in the area, there are several small fault lines under Manhattan and a major fault in New Jersey, called the Ramapo Fault.

New Jersey experienced a 4.8 magnitude earthquake, according to the U.S. Geological Survey. Here is the science behind the cause and the Ramapo Fault.

The quake occurred along the 187-mile-long Ramapo Fault, which stretches from Pennsylvania and New Jersey to Westchester County, where it runs beneath the Indian Point nuclear power plant in Buchanan.

It’s not a simple line. The system is at least five to 10 miles wide. In New Jersey, it runs beneath Pompton Lakes, Riverdale and Pequannock, just to the south of Lake Valhalla in Montville, on ...