html) report by Yonhap News Agency, the ministry conducted tests of a nuclear radiation leak and health checks on 30 North Korea refugees who lived in the Kilju County
which is situated near the country's Punggye-ri nuclear site.
The earthquake was detected in Kilju county
in North Hamgyong Province, where North Korea's known Punggyeri nuclear site is located, the official said.
Following its 2009 second nuclear test, possibly at the site of the first nuclear test at Mantapsan, Kilju County
, in the north-eastern part of North Korea, it became evident that the country had acquired a small stockpile of relatively simple nuclear weapons.
According to Yonhap, the earthquake was detected at 11:57 local time (0257 GMT) in the DPRK's Kilju County
, North Hamkyung Province, where a nuclear test site is located.
in Poongkye-ri in Kilju County
of North Hamkyong Province in the northeastern part of North Korea.
Lee is from Kilju County
in North Korea, home to Punggye-ri, a military site where nuclear weapon tests are conducted.
The test took place in Kilju County
, where the North's Punggye-ri nuclear test site is situated.