Near the village of Oktyabrsky in the Tver region, drones attacked the 23rd arsenal of the Main Rocket and Artillery Directorate of the Russian Ministry of Defense. Local residents reported loud explosions,

The Ukrainian Defense Forces conducted a high-level operation in the Tver region of the Russian Federation. Aviation expert Kostyantyn Kryvolap stated this on the air of the FREEDOM TV channel. He noted that the Russian Defense Ministry's report on the night of September 18 did not mention the Tver region.

Renovated in 2018, the facility in Toropets is estimated to have stored tonnes upon tonnes of military goods, including explosives, artillery shells and ballistic missiles.