Key facts
- Russia's fourth-largest oil refinery, NORSI, was reportedly targeted by drones overnight on November 1, 2026.
- The Lukoil-Nizhegorodnefteorgsintez refinery in Kstovo, Nizhny Novgorod Oblast, was reportedly struck and is burning.
- The refinery processes 15-17 million metric tons of crude annually and produces gasoline, bitumen, and aviation fuel.
Russia's fourth-largest oil refinery, the NORSI facility in Kstovo, Nizhny Novgorod Oblast, was reportedly targeted by drones overnight on November 1, 2026. Ukrainian monitoring channels published footage and reports of the alleged attack, which caused a fire at the Lukoil-Nizhegorodnefteorgsintez plant. The refinery processes approximately 15-17 million metric tons of crude annually and produces gasoline, bitumen, and aviation fuel. This is not the first time the refinery has been targeted; a confirmed strike on August 26, 2026, led to its temporary suspension of operations.