The DPRK on Sunday, September 3, announced the successful underground test of a hydrogen warhead for ICBMs.
Monitoring stations registered a trend of increase in the radiation level in the Changbai Korean Autonomous County, which borders with North Korea region of China. In the period from 3 to 5 September (Sunday-Tuesday) the radiation level increased. During the tests it was the 108,6 nonagria. The maximum value reached on the morning of 6 September, to the West of the explosion, the radiation level rose to the RB 110.7 nonagria with a peak in the 112,5 nonagria.
Meanwhile, experts believe that it is too early to draw conclusions about the relationship between the alleged testing of thermonuclear weapons and increased levels of radiation. The fluctuation of the natural background in the range of 20 nanogray valid and can be explained by natural causes.
Earlier Chinese experts have expressed concern about a possible collapse of the mountain Matapan, in the depths of which North Korea conducted, in their opinion, all six of their nuclear tests. Later on the website 38 North, which specializes in the analysis of the situation in the DPRK, there were pictures of landslides mountains, which confirmed fears of experts from China.
The DPRK on Sunday, September 3, announced the successful underground test of a hydrogen warhead for ICBMs. Recent seismological data of Japanese experts presented on Wednesday, September 6, indicate that the power of the explosion was about 160 kilotons.