June 15, 2022, by Joseph S. Bermudez Jr., Victor Cha and Jennifer Jun—
New satellite imagery of the Punggye-ri Nuclear Test Facility shows not only ongoing work at Tunnel No. 3, but also new indicators of construction activity at Tunnel No. 4 further north. .. This post was updated on June 27, 2021, to take into account additional imagery analysis…
May 17, 2022, by Joseph S. Bermudez Jr., Victor Cha and Jennifer Jun—
A high off-nadir satellite imagery collected on May 17, 2022, provides a unique view of the ongoing activity outside the new portal to Tunnel No. 3 (South Portal) and in the main administration and support area of the Punggye-ri Nuclear Test Site... A high off-nadir satellite imagery collected on May 17, 2022, provides a unique and current…
April 28, 2022, by Joseph S. Bermudez Jr., Victor Cha and Jennifer Jun—
Recent satellite image shows indications of ongoing construction work near and inside Tunnel No. 3 at the Punggye-ri Nuclear Testing Site... Satellite image collected on April 25, 2022, provides one of the most detailed and current views of continued activity at the Punggye-ri Nuclear Test Facility....
October 17, 2019, by Joseph S. Bermudez Jr. and Victor Cha—
Analysis of satellite imagery of the Punggye-ri Nuclear Test Facility acquired during 2019 and more specifically on September 23rd and October 9th, 2019 shows the facility in caretaker status, likely being maintained by security personnel. While there is no evidence of current efforts to restore any of the nuclear test portals, several observations lead us to believe the facility has not been permanently disabled and that the detonations in May 2018 are not necessarily irreversible.
September 9, 2016, by Victor Cha—
North Korean nuclear and missile capabilities are developing faster than world leaders and experts have anticipated.
.. North Korea conducted a fifth nuclear test on September 9, 2016 at the Punggye-ri nuclear testing facility The explosive yield of the test was assessed by experts to be 10 kilotons, higher than any other…
