According to Ukrinform, this was reported by the Russian BBC service.
The Governor of the Nizhny Novgorod region, Gleb Nikitin, confirmed the occurrence of a drone attack in the Kstovo area.
He stated that "debris from a downed drone" fell onto the territory of one of the enterprises in the Kstovo industrial zone, resulting in a fire.
The Telegram channel Astra reports that preliminary data indicates a refinery in Kstovo was hit. A fire has started there.
The Kstovo plant "Lukoil-Nizhny Novgorodnefteorgsintez" is one of the largest oil refining enterprises in Russia.
In the spring of 2024, it had already suffered a drone attack.
As reported by Ukrinform, on the night of January 26, drones attacked again the Ryazan oil refinery (NPZ), causing a large-scale fire.