Unusual M4.7 earthquake under East Gakkel Ridge undersea volcanoes, North Pole
A rare earthquake measuring M4.7 on the Richter scale was registered under East Gakkel Ridge undersea volcanoes, near Geographic North Pole, Arctic Ocean at 18:47 UTC on October 22, 2016. USGS is reporting a depth of 10 km (6.2 miles). The last known volcanic…