🔗 Share this article Chornobyl Catastrophe Shelter No Longer Blocks Radiation, Needs Significant Restoration – IAEA The protective shield covering the Chernobyl reactor core within Ukraine has lost its main function of blocking radiation, as announced by the International Atomic Energy Agency (IAEA). This failure follows a drone strike in February that caused significant damage in the structure. Structural Compromise from Drone Strike Degrades Containment Structure A drone strike in February caused a breach in the multibillion-euro “New Safe Confinement” structure. This enormous protective structure, constructed for €1.5bn and completed in 2019, was intended to contain radiation for decades. A recent IAEA assessment mission found that the drone impact had weakened the integrity of the steel arch. The [protective structure] had lost its primary safety functions, including the confinement capability, said IAEA director general Rafael Grossi. He added that the mission confirmed no permanent damage to key support structures or monitoring systems. Historical Context of the Chernobyl Shelter The original 1986 explosion at the Chernobyl plant – at a time when Ukraine was a republic within the Soviet Union – spewed radioactive fallout across Europe. In a hurried containment effort, Soviet engineers constructed a concrete shelter over the ruined reactor, though it possessed only a 30-year lifespan. The New Safe Confinement was constructed to enable the eventual dismantling 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, agency officials stressed that a full-scale repair effort is essential. This is required to prevent further degradation and to ensure long-term nuclear safety. Ukrainian authorities had stated that a unmanned aircraft carrying a high-explosive warhead struck the facility, causing a fire and compromising the outer shielding. Radiation Levels: Authorities confirmed background radiation remained within safe limits following the attack with no indication of any leakage. Conflict Background: Russian forces seized the Chornobyl site for more than 30 days during the initial stages of the 2022 invasion. Broader Inspection: The agency carried out this inspection concurrently with a nationwide survey of war damage to the country's power substations. The situation highlight the persistent risks at one of the world's most infamous nuclear disaster sites during ongoing armed conflict.