A magnitude 4.1 earthquake reported in Dover, Delaware, was felt throughout New Jersey -- with some taking to social media to feeling the rumble in New York City.
The United States Geological Society said it detected the quake at about 4:45 p.m. - initially reporting the quake as magnitude 5.1.
According to Storm Team 4, the quake was about 4 miles deep, contributing to the widespread reports of rumbling throughout the mid-Atlantic region.
Geophysicist John Bellini, who’s based at USGS’s earthquake information center in Colorado, said the impact would be mild.
"It would mostly be a few items knocked from shelves, cracks in plaster," he said.
There is no threat of a tsunami with the quake, according to the National Weather Service.
Social media users throughout New Jersey, parts of lower Manhattan and Queens all reported feeling the ground shake. According to the USGS, people also reported feeling the quake on Long Island, the Hudson Valley and Fairfield County, Connecticut.
Earthquakes in Delaware, New Jersey, Maryland and Pennsylvania aren't exactly a rare occurrence. More than 550 rumbles have been recorded within 150 miles of Delaware since 1677.
Police in West Windsor, New Jersey, warned homeowners to only call 911 if there was an emergency and not to report damage.
Officials didn't have any immediate reports of damage.