Oklahoma City - A loud 'boom' was heard by Oklahomans on Thursday morning, but officials confirmed that it was not an earthquake.

Eyewitness News 5 began reporting a possible earthquake around 10:30 a.m. The United States Geological Survey said no such earthquake had occurred.

The last earthquake in Oklahoma was at 9:53 a.m. on Jan. 19. It was a magnitude of 2.8, according to the USGS.

Eyewitness News 5 will update this story as more details become available.