After earthquakes centered in New Jersey rattled parts the NYC area twice in less than two weeks, a seismologist says it's unlikely a sign of things to come.

A relatively small, 2.7-magnitude earthquake struck near Hillsdale in northern New Jersey, according to the US Geological Survey.

A 2.7-magnitude quake rattled the Tri-State area around midday Tuesday. The epicenter was located in Hillsdale, New Jersey, about 20 miles north of Manhattan.