SUMMERVILLE, SC (WCSC) - Two low-intensity earthquakes caused slight early morning rumbles in Summerville over the last week, according to the United States Geological Survey.
Officials say a 2.0 magnitude microquake was recorded on Friday, August 23 around 5:34 a.m. in the area of Highway 61 and Dogwood Ridge Road in Summerville.
The USGS says a 1.1 magnitude microquake shook the same location on Sunday, August 25 around 8:12 a.m.
Both earthquakes originated from roughly 3 miles underground.
A microquake is very low intensity earthquake with a magnitude of 2.0 or less. They are rarely felt outside of 5 miles from the earthquake's epicenter, and normally do not cause any damage.