A relatively mild, 3.0 magnitude earthquake shook the New York metropolitan area Saturday night. Here’s what to know. What happened? The earthquake hit in the New Jersey suburb of Hasbrouck Heights at about 10:18 p.

If the earthquake triggered memories of last year's big shake there are some key differences. Last year's earthquake centered near Tewksbury, New Jersey, was a magnitude 4.8. That's almost 20 times stronger than Saturday night's earthquake.

A magnitude 3.0 earthquake centered in New Jersey briefly shook NYC Saturday night, prompting emergency guidance but no major damage.