Something unusual is happening in South Carolina and there are more questions than answers being shared about recent earthquakes and explosions in the Palmetto State. The latest event involved a pair of weak earthquakes which struck on Friday between Columbia and Greenville and also between Columbia and Spartanburg, not far from where an unexplained explosion and sonic boom occurred. Over a year, South Carolina typically will see 10-15 earthquakes; that number is now up to 79 for just the last 12 months.
The first of two earthquakes to strike yesterday near Cross Anchor, South Carolina arrived at 6:05 pm. USGS measured that seismic event as a magnitude 1.8 event, with the epicenter pegged at 6.8 km deep.
The second earthquake struck 1 mile east of the first 17 minutes later at 6:22 pm. Unlike the first, the epicenter of this second earthquake was very shallow, measured by USGS at only 1.6 km. The second earthquake was a bit stronger and was rated a magnitude 1.9 event…