🔗 Share this article Chornobyl Disaster Containment Structure Can No Longer Effectively Blocks Radiation, Requires Major Repair – IAEA The containment structure encasing the Chernobyl nuclear reactor within Ukraine can no longer perform its primary safety function of blocking radiation, according to the IAEA. This failure follows a drone attack earlier this year that caused significant damage in the structure. Damage from Aerial Attack Degrades Containment Structure A drone strike in the second month of the year caused a breach in the multibillion-euro “New Safe Confinement” structure. This massive shield, built at a cost of €1.5bn with work finishing in 2019, was designed to contain radiation over the long term. An IAEA assessment mission confirmed that the strike had degraded the integrity of the steel arch. The containment arch's main safety functions, such as confinement, are no longer operational, said IAEA head Rafael Grossi. He added that the mission confirmed no lasting harm to key support structures or sensor systems. Historical Context of the Chernobyl Shelter The original 1986 disaster at the Chernobyl plant – which occurred when Ukraine was part of the USSR – spewed radiation across Europe. During a frantic containment effort, Soviet engineers constructed a concrete shelter over the damaged reactor, though it possessed only a 30-year lifespan. The New Safe Confinement was constructed to allow for the eventual dismantling of the old sarcophagus, the destroyed reactor hall, and the molten fuel itself. Current Situation and Necessary Actions While some repairs have been carried out, the IAEA emphasized that a full-scale repair effort is essential. 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 hit the plant, causing a fire and damaging the outer shielding. Radiation Levels: Authorities confirmed radiation levels stayed within safe limits following the attack with no reports of radiation leaks. Geopolitical Context: Russian forces occupied the Chornobyl site for more than 30 days in the early stages of the full-scale war. Wider Assessment: The IAEA conducted this inspection concurrently with a nationwide survey of war damage to Ukraine's electricity infrastructure. The situation underscore the persistent risks at one of the world's most infamous atomic accident locations amid continued armed conflict.