Drone Strike Damages Chernobyl's Protective Structure Before 40th Anniversary of 1986 Disaster
Introduction
A drone strike on the Chernobyl nuclear plant's protective arch on February 14, 2025, caused damage that will require further repairs. The incident comes as Ukraine prepares to mark the 40th anniversary of the world's worst nuclear accident and has raised new concerns about safety at the decommissioning facility during the ongoing war.
Main Body
Ukraine's security service claimed that the attack was carried out by a Shahed-type drone, which is not used by Ukrainian forces. The strike started a fire that burned for weeks and damaged the membrane that seals the original sarcophagus built over reactor four after the 1986 explosion. Workers have installed a temporary patch, but Denys Khomenko, deputy director for technical operations, stated that additional repairs are needed in areas with high radiation levels where workers can only stay for minutes or hours. The facility employs about 2,250 staff, including former cleanup workers who recently visited the site. Russia denied involvement in the attack, with Moscow claiming that Ukraine faked the incident to get more Western aid. Furthermore, Ukraine's top state prosecutor, Ruslan Kravchenko, asserted that radar data recorded at least 92 Russian drones flying within a five-kilometer radius of the containment structure since June 2024. The European Bank for Reconstruction and Development (EBRD), which paid for the 2-billion-euro New Safe Confinement completed in 2016, is now asking for at least 500 million euros for repairs. Odile Renaud-Basso, the bank's president, warned that corrosion could weaken the structure and create a nuclear safety risk if not repaired within a few years. No radioactive leaks have been detected, and the original sarcophagus remains intact. Khomenko also noted that other parts of the facility, such as a nuclear-fuel storage site, were not designed to withstand aerial impacts. Workers have difficulty accessing the site because a route through Belarus is closed, and National Guardsmen patrol the plant.
Conclusion
The drone strike and the need for further repairs highlight the ongoing nuclear safety challenges at Chernobyl. These challenges are made worse by the war and the difficulty of carrying out maintenance in highly contaminated areas. The EBRD's efforts to raise funds will be critical to ensuring the long-term safety of the containment structure.