US Korea Institute

Tuesday March 28th 2017
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Posts Tagged ‘digitalglobe’

Continued Activity at Key Plutonium Production Facilities at North Korea’s Yongbyon Nuclear Complex; Purpose Unclear

Continued Activity at Key Plutonium Production Facilities at North Korea’s Yongbyon Nuclear Complex; Purpose Unclear

A 38 North exclusive with analysis by Joseph S. Bermudez, Jr. Recent commercial satellite imagery of the Yongbyon Nuclear Scientific Research Center indicates activities are taking place at a number of key facilities directly related to the production of fissile material for nuclear weapons. These include: The arrival of specialized [...]

North Korea’s Punggye-ri Nuclear Test Site: New Activity at the North Portal

North Korea’s Punggye-ri Nuclear Test Site: New Activity at the North Portal

A 38 North exclusive with analysis by Joseph S. Bermudez and Jack Liu. New commercial satellite imagery of the Punggye-ri Nuclear Test Site from March 25 shows the continued presence of three to four vehicles or equipment trailers at the entrance to the North Portal. The texture of the ground from the portal entrance past the vehicles or [...]

North Korea’s Punggye-ri Nuclear Test Site: Analysis Reveals Its Potential for Additional Testing with Significantly Higher Yields

North Korea’s Punggye-ri Nuclear Test Site: Analysis Reveals Its Potential for Additional Testing with Significantly Higher Yields

Abstract Commercial satellite imagery of the Punggye-ri Nuclear Test Site shows that substantial tunnel excavation is continuing at the “North” Portal (previously the “West” Portal), which provided support for the last four of the five declared underground nuclear tests conducted by the Democratic People’s Republic of Korea. The North [...]

North Korea’s Yongbyon Nuclear Facility: Possible Resumption of Operations at the 5 MWe Plutonium Production Reactor

North Korea’s Yongbyon Nuclear Facility: Possible Resumption of Operations at the 5 MWe Plutonium Production Reactor

A 38 North exclusive with analysis by Joseph S. Bermudez Jr. Commercial satellite imagery collected from October 2016 through January 2017 indicates that Pyongyang’s campaign to reprocess plutonium wound down at the end of last year and that the North may now be preparing to resume operations at the 5 MWe plutonium production reactor, which [...]

Surface Disturbances at the Punggye-ri Nuclear Test Site: Another Indicator of Nuclear Testing?

Surface Disturbances at the Punggye-ri Nuclear Test Site: Another Indicator of Nuclear Testing?

Abstract A review of available very high-resolution commercial satellite imagery (bracketing the time of North Korea’s most recent underground nuclear test on September 9, 2016 at the Punggye-ri nuclear test site) has led to the detection and identification of several minor surface disturbances on the southern flank of Mt. Mantap. These [...]

North Korea’s Punggye-ri Nuclear Test Site: Spring Construction and Maintenance Activities Continue

North Korea’s Punggye-ri Nuclear Test Site: Spring Construction and Maintenance Activities Continue

A 38 North exclusive with analysis by Jack Liu Summary Recent commercial satellite imagery indicates that North Korea is conducting regular spring construction and maintenance activities at its Punggye-ri nuclear test site. There are no indications of nuclear test preparations at this time. Given the time and effort such preparations [...]

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Credit for photo of young North Korean girl: T.M. All rights reserved, used with permission.