Rosprirodnadzor, citing the Northern Department of Hydrometeorology and Environmental Monitoring, reported that the radiation background in the city of Severodvinsk in the Arkhangelsk region of Russia on the day of the explosion during tests at a military training ground exceeded the norm by 4-16 times.
At the same time, it is reported that the published data are only on the external gamma background, there are no data on measurements of the fallout of radionuclides, reports Gromadske.
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The average background value for Severodvinsk is 0.11 μSv / h. After a sharp jump, the values began to decrease, and subsequently the radiation background in the city returned to normal and ranged from 0.13 to 0.16 μSv / h. In Arkhangelsk, there were no excesses of the MAED on this day.
The day before, Reuters reported that an explosion at a training ground in the Russian Federation could have occurred due to a test of a rocket with a nuclear propulsion system. US President Donald Trump subsequently stated that the Petrel exploded on the White Sea in Russia, the latest nuclear-powered missile.
On Thursday, August 8, in the Arkhangelsk region of Russia, an explosion occurred and a fire broke out on the territory of a military training ground during a liquid-fuel jet test. The Russian Ministry of Defense provided little information about the accident, saying only that two people were killed and six were injured in a liquid rocket engine explosion at a test site.