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The most property damage in North Carolina ever attributed to an earthquake was caused by the August 31, 1886, Charleston, South Carolina, shock. Severe damage occurred in Charleston and in an area within a radius of 160 kilometers. About 60 people were killed in the epicentral area.eports from Winston-Salem indicate that this earthquake was felt quite noticeably. The great earthquakes of 1811 -1812 centered in the Mississippi Valley near New Madrid, Missouri, were felt throughout North Carolina.
Grays-Tillman-area historical earthquake activity is slightly below South Carolina state average. It is 87% smaller than the overall U.S. average. On 11/22/1974 at 05:25:55, a magnitude 4.7 (4.7 MB, Class: Light, Intensity: IV - V) earthquake occurred 61.3 miles away from the city center. On 8/2/1974 at 08:52:09, a magnitude 4.9 (4.3 MB, 4.9 LG) earthquake occurred 120.0 miles away from Grays-Tillman center.