Drones Strike Strategic Russian Oil Refinery Supplying Military Fuel Deep Inside Russia

A fire broke out at the Saratov Oil Refinery in Russia following an overnight drone attack on May 31, according to open-source monitoring data, local reports, and satellite fire detection imagery.

According to Russian Saratov region Governor Roman Busargin, air defense systems responded to a drone attack overnight. While Busargin reported damage to civilian infrastructure and said there were no casualties, he did not acknowledge any strike on the refinery itself. This information could not be independently verified.

Open-source analysts reported that several key processing units may have been damaged during the strike.

According to assessments published by the Telegram-based monitoring project Falcon Insight Map, potential impact locations included catalytic reforming units, an atmospheric-vacuum distillation unit, a visbreaking unit, and an isomerization facility. Independent verification of the reported damage has not been released.

The Saratov Oil Refinery is owned by Russian state-controlled oil company Rosneft and is considered one of Russia’s oldest operating refineries. Available industry data indicates the facility has an annual processing capacity of approximately 7 million metric tons of crude oil, although reported throughput in 2023 was closer to 4.8 million tons.

The refinery primarily processes Urals crude from fields in the Saratov and Orenburg regions and produces gasoline, diesel fuel, fuel oil, bitumen, and other petroleum products.

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War in Ukraine

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The facility’s location on the Volga River makes it an important fuel supply hub for central and southern Russia. Ukrainian sources have previously stated that some of its output supports Russian military logistics, including operations linked to the nearby Engels air base.

Earlier, Ukraine’s General Staff reported strikes on Russia’s Volgograd oil refinery and the Yaroslavl-3 oil pumping station on May 29. The attacks reportedly caused fires at both facilities, including one of southern Russia’s largest refineries and a key node on the Surgut–Polotsk oil pipeline.

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