It wasn't just rumbles of thunder felt across Central Georgia on Thursday.

Some got a shock that started with a shake.

According to the United States Geological Survey, people near Sparta were shaken by two separate earthquakes just 11 minutes apart.

It happened near Hwy 22 at about 9:40 p.m. and then 11 minutes later. 

According to USGS data, the first quake registered as a 2.5 magnitude and the second was 2.7.

Both are very low  on the Richter Scale.