Unusual M4.1 earthquake near Dover, Delaware
A moderately strong earthquake initially registered by the USGS as M5.1 and later revised to M4.1 hit near Dover, Delaware at 21:47 UTC on November 30, 2017. The agency is reporting a depth of 8.1 km (5 miles). EMSC is reporting M4.4 at a depth of 6 km (3.7 miles)….