🔗 Share this article Chornobyl Catastrophe Shelter Can No Longer Effectively Blocks Harmful Radiation, Needs Major Restoration – International Atomic Energy Agency A protective shield covering the Chernobyl nuclear reactor in Ukraine has lost its primary function of containing radioactive material, as announced by the IAEA. This loss of function follows a drone attack in February that blew a hole in the structure. Structural Compromise from Aerial Attack Degrades Safety System A drone strike in the second month of the year caused a breach in the so-called “New Safe Confinement” structure. This massive shield, built at a cost of €1.5bn and completed in 2019, was designed to contain radiation over the long term. A recent IAEA assessment mission confirmed that the drone impact had weakened the structural integrity of the steel confinement. The [protective structure] had lost its primary safety functions, including the confinement capability, stated IAEA director general Rafael Grossi. Grossi noted that the mission confirmed no lasting harm to its load-bearing structures or monitoring systems. Historical Context of the Chernobyl Shelter The initial 1986 explosion at Chornobyl – which occurred when Ukraine was a republic within the Soviet Union – spewed radioactive fallout over much of Europe. During a frantic response, Soviet engineers constructed a concrete “sarcophagus” over the damaged reactor, though it possessed only a three-decade design life. The new confinement was constructed to allow for the eventual decommissioning of the old sarcophagus, the damaged reactor building, and the molten fuel within. Present Status and Necessary Steps Although limited repair work has been done, the IAEA emphasized that comprehensive restoration is essential. This is required to prevent further degradation and to guarantee safety for the coming decades. Officials in Ukraine had stated that a unmanned aircraft carrying a powerful explosive hit the plant, igniting a blaze and compromising the protective cladding. Radiation Readings: Authorities confirmed background radiation remained within safe limits following the attack with no indication of radiation leaks. Geopolitical Context: Moscow's troops seized the Chernobyl exclusion zone for over a month during the initial phase of the 2022 invasion. Wider Assessment: The IAEA conducted this review concurrently with a country-wide assessment of war damage to the country's electricity infrastructure. These developments highlight the ongoing vulnerabilities at one of the world's most notorious nuclear disaster sites amid continued hostilities.