Drone Attack Sparks Massive Fire at Russian Chemical Plant

A large fire has erupted at the Acron chemical plant in Veliky Novgorod, Russia, following a drone attack.

At least five explosions were reported at the facility, which produces mineral fertilizers and materials used in explosives, The Caspian Post reports via Ukrainian media.

💥 A large fire broke out at a chemical plant in Veliky Novgorod, #Russia, during the night of December 11. Before this, reports emerged of an attack by unidentified drones, according to Russian public channels. pic.twitter.com/CNIrpVfUdx

— News.Az (@news_az) December 11, 2025

Novgorod Governor Alexander Dronov confirmed the attack and said the air defense system intercepted 19 drones over the region. Unidentified drones also targeted Moscow overnight, prompting several airports to suspend operations and leading to 27 canceled departures and arrivals, with a red drone threat level declared.

Earlier, on December 4, Ukraine’s Defense Forces struck the Nevinnomyssk Azot plant in Russia’s Stavropol region, a major facility in Russia’s military-industrial complex that produces over 1 million tons of ammonia and 1.4 million tons of ammonium nitrate annually.