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South Korea says that it has detected new activity at the closed Punggye-ri Nuclear Test Site in North Hamgyong Province, North Korea, via satellite imagery, stating that the North appears to be restoring tunnels that were demolished in 2018 when the site was shut down.
2022-03-11

North Korea is set to allow inspections of its Punggye-ri Nuclear Test Site, which officially closed in May 2018.
2018-10-31

North Korea sets off a series of explosions to demolish the Punggye-ri Nuclear Test Site to build confidence before the scheduled summit between Donald Trump and Kim Jong-un.
2018-05-24

North Korea stated that it would dismantle the Punggye-ri Nuclear Test Site between May 23–25 ahead of the Donald Trump-Kim Jong-un summit meeting. Furthermore, North Korea invited journalists from the United States, South Korea, China, Russia, and the United Kingdom to cover the process.
2018-05-12

South Korean officials say that North Korean leader Kim Jong-un stated during his summit meeting with South Korean President Moon Jae-in that he would close the country's Punggye-ri Nuclear Test Site in May.
2018-04-29

A North Korean defector claims children are being born with deformities near North Korea's nuclear testing site.
2017-11-7

A 6.3 magnitude earthquake is detected near the Punggye-ri Nuclear Test Site in Kilju County, North Korea, after North Korea tests its sixth and most powerful nuclear weapon to date. North Korean state media claims the country tested a hydrogen bomb that can be fitted on an ICBM.
2017-09-3

U.S.-based monitoring group 38 North says satellite imagery of North Korea's Punggye-ri Nuclear Test Site indicates that preparation for a sixth nuclear weapons test is underway.
2017-04-13

North Korea may be preparing for an imminent thermonuclear weapon test at its Punggye-ri Nuclear Test Site, located in the country's North Hamgyong Province where previous tests took place in 2006, 2009 and 2013, according to a South Korean military report.
2016-01-3

A senior South Korean government official says that North Korea may be preparing for its fourth nuclear test, as increased activity is detected at its main test site. However, the South Korean Defence Ministry denied having clear signs that the test may be imminent.
2013-04-8