🔗 Share this article Chornobyl Catastrophe Shelter No Longer Blocks Harmful Radiation, Needs Major Restoration – International Atomic Energy Agency A containment structure covering the Chernobyl reactor core in Ukraine has lost its primary safety function of blocking radiation, as announced by the International Atomic Energy Agency (IAEA). This failure comes after a drone attack earlier this year that blew a hole in the structure. Damage from Aerial Attack Degrades Containment Structure An attack by an unmanned aerial vehicle in February caused a breach in the so-called “new safe confinement” arch. This enormous protective structure, constructed for €1.5bn with work finishing in 2019, was intended to seal off radioactive material for decades. An IAEA assessment mission confirmed that the drone impact had degraded 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. Grossi noted that inspectors found no lasting harm to its load-bearing structures or sensor systems. Historical Context of the Chernobyl Containment The initial 1986 explosion at the Chernobyl plant – at a time when Ukraine was a republic within the USSR – spewed radiation across Europe. During a frantic 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 original structure, the damaged reactor building, and the molten fuel within. Present Status and Required Actions While some repairs have been carried out, the IAEA emphasized that comprehensive restoration is essential. This is required to prevent further degradation and to guarantee long-term nuclear safety. Ukrainian authorities previously reported that a unmanned aircraft carrying a powerful explosive struck the facility, causing a fire and compromising the protective cladding. Radiation Levels: Authorities confirmed radiation levels stayed normal and stable following the attack with no indication of any leakage. Geopolitical Context: Russian forces occupied the Chernobyl exclusion zone for more than 30 days in the early phase of the full-scale war. Broader Inspection: The IAEA carried out this review concurrently with a nationwide survey of war damage to Ukraine's electricity infrastructure. These developments underscore the persistent risks at one of the world's most notorious nuclear disaster sites during ongoing hostilities.