The U.S. Geological Survey reported a 4.4 magnitude quake 10 kilometers off of Dover, Delaware.
The quake, initially reported as a magnitude 6.3, was centered 36 miles (58 km) northeast of Kerman, which has a population of more than 821,000.
There are no reports of damage or injuries at this time.
The track, known for its Miles the Monster mascot and its reputation as one of NASCAR's toughest venues, responded to the quake with trademark bravado in a tweet.
- An natural disaster in DE was felt as far north as NY.
A magnitude 6.0 quake is considered strong and is capable of causing severe damage.
FOX 5 viewers have reported feeling the quake in the District, Maryland, including Prince George's County and Montgomery County, and in Virginia, including Prince William County and Fairfax County.
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USGS Geophysicist Rafael Abreu said the natural disaster could be felt as far at 275 miles from the epicenter.
Paul Caruso is a geophysicist with the USGS's natural disaster information center in Colorado.
Husam Albarmawi, a 30-year-old graduate student at the University of Maryland, rushed out of an apartment tower with his wife when they felt two separate jolts roughly 20 seconds apart in their 23rd-story apartment.
SSgt Aaron Jenne with Dover Air Force Base Public Affairs said he and others weren't sure what it was when it happened, but everyone is thankful that it wasn't worse and for it being so close there was no damage.
DE 105.9's Rob Petree hit the streets of Dover for reaction from residents on what they experienced during the quake, which one man said was deafening.
We have a small favor to ask of you.
"I turned around and one of my co-workers was coming down the hall with the big-eyes look", he said.
The most destructive recent natural disaster hit Iran on November 12, next to the border with Iraq.