The General Staff of the Armed Forces of Ukraine confirmed the destruction of the Ryazan Oil Refinery and a number of other Russian aggressor facilities.
On the night of 5 September 2025, units of the Unmanned Systems Forces, Special Operations Forces of the Armed Forces of Ukraine, and the Main Intelligence Directorate of the Ministry of Defence of Ukraine, in cooperation with other components of the Defence Forces, struck the Ryazan oil refinery.
According to preliminary data, a strike was recorded on the ELOU-AVT-6 primary oil refining facility, with an estimated capacity of 6 million tonnes of oil per year.
The Ryazan Oil Refinery, with a design capacity of 17.1 million tonnes of oil per year, is one of the four largest oil refineries in the Russian Federation. It produces various grades of petrol, diesel, jet fuel, liquefied gases and other petroleum products. The facility is involved in supplying the Russian occupation army.
Also, units of the Special Operations Forces of the Armed Forces of Ukraine inflicted fire damage on the positions of two S-400 Triumph air defence missile systems in the Kaluga Region. According to preliminary data, a command and control vehicle and a control point were hit.
In addition, units of the Security Service of Ukraine successfully attacked a warehouse of engineering ammunition and UAVs of the Russian troops in the area of the temporarily occupied city of Luhansk. As a result, a secondary detonation occurred at the facility, followed by a fire.