Feb. 6 (UPI) -- A 2.6-magnitude earthquake struck an area of North Korea where Pyongyang has been conducting its underground nuclear tests.
South Korea's meteorological agency said Tuesday the earthquake originated from an area about 30 miles north-northwest of Kilju, North Hamgyong Province, and is likely to have been triggered by North Korea's sixth nuclear test conducted Sept. 3, 2017, News 1 reported.