A loud boom was heard in Columbia, in South Carolina on Thursday, leaving people confused about what caused it.A loud boom was heard in Columbia, South Carolina, leaving many confused. Image for representational purposes. (Unsplash)A meteorologist for WLTX wrote on Facebook “Anyone else near Columbia hear/feel that?,” and added “We’re working to figure it out.”Another person asked on X “Earthquake? Or thunder? Im leaning earthquake. But it honestly felt more like an explosion here near Lexington, SC.” To this the National Weather Service (NWS) Columbia account replied “We also heard and felt the boom here at the airport, nothing showing yet on the usgs earthquake map though.”Meanwhile, another person shared a video where the boom could be heard. You can check out the video here. “Got some video with sound of the boom from my friend Ryan Turiak’s camera on top his hanger at Hamilton-Owens Downtown Airport in Columbia. Definitely not an earthquake,” they wrote. Yet another person said that people from Sumter, Camden, Blythwood to Lexington heard it, conveying the sound was incredibly loud. Sumter is the furthest from Columbia and is about 71.3 km (44.3 miles) away. (This is a developing story)