It was measured at a depth of 0.5 kilometers, officials said.... No injuries or damage have been reported. According to the South Carolina Emergency Management Division, the state typically averages up to 20 quakes each year.... Clusters often happen, like six small earthquakes in just more than a week last year near Jenkinsville, about 38 miles( 61 kilometers) west of the most recent group of tremors. Earthquakes are nothing new to South Carolina, although most tend to happen closer to the co