🔗 Share this article Chernobyl Catastrophe Shelter No Longer Effectively Blocks Harmful Radiation, Needs Significant Restoration – IAEA A protective shield covering the Chernobyl reactor core within Ukraine can no longer perform its primary safety function of blocking radiation, as announced by the International Atomic Energy Agency (IAEA). This loss of function comes after a drone attack in February that caused significant damage in the protective shell. Structural Compromise from Aerial Attack Compromises Containment System An attack by an unmanned aerial vehicle in February caused a breach in the so-called “New Safe Confinement” structure. This enormous protective structure, constructed for €1.5bn with work finishing in 2019, was intended to contain radiation for decades. 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 inspectors found no lasting harm to its load-bearing structures or sensor systems. Historical Context of the Chornobyl Containment The initial 1986 explosion at the Chernobyl plant – which occurred when Ukraine was part of the USSR – released radiation across Europe. During a frantic containment effort, Soviet engineers built a concrete “sarcophagus” over the ruined reactor, but it had a 30-year lifespan. The new confinement was constructed to allow for the future decommissioning of the old sarcophagus, the damaged reactor building, and the molten fuel within. Current Situation and Necessary Actions Although limited repair work has been done, the IAEA stressed that a full-scale repair effort is absolutely necessary. This is required to prevent further degradation and to ensure long-term nuclear safety. Officials in Ukraine previously reported that a drone armed with a high-explosive warhead struck the facility, igniting a blaze and damaging the outer shielding. Radiation Levels: Authorities confirmed background radiation stayed within safe limits after the incident with no reports of any leakage. Geopolitical Context: Russian forces seized the Chernobyl exclusion zone for over a month during the initial stages of the full-scale war. Broader Inspection: The agency conducted this review concurrently with a nationwide survey of conflict-related damage to Ukraine's electricity infrastructure. These developments highlight the ongoing vulnerabilities at one of the world's most infamous nuclear disaster sites amid continued armed conflict.