May 2026

Two RVS-50000 m³ tanks destroyed, two additional tanks and main pumping station buildings damaged; strike on the Surgut–Gorky–Polotsk pipeline hub creates a bottleneck for crude transit to the Baltic

Neptune cruise missiles knocked out two primary crude distillation units AVT-1 and AVT-2 with capacity up to 2.5 million tonnes per year each, fire at petroleum product storage facilities

Boiler house and central control room damaged; refinery fully shut down for an indefinite period

Fire at fuel depot following UAV strike

Tank RVS-20000 and two RVS-5000 tanks damaged, fire at terminal site

Tenth drone strike, large fire, Russian diesel production fell ~10%.

Repeated UAV strike on Yaroslavl-3 pumping station, fire on site confirmed by Yaroslavl Oblast governor and Astra monitoring channel

1 killed, oil slick 50+ km into Black Sea, benzene contamination, environmental disaster declared.

At least two fuel tanks damaged, fire at technical and administrative buildings; confirmed by satellite imagery dated 25 May

Fire at terminal, 2 injured, exports disrupted, General Staff confirmed strike.

Primary crude distillation unit CDU-6, providing over 70% of refinery capacity, damaged; refinery fully shut down, repair estimated at over one month; confirmed by General Staff and Reuters

CDU-6 (53% capacity, 190,000 bpd) halted, governor confirmed fire.

Ukrainian SOF strike on Yaroslavl-3 pumping station near Semibratovo, four crude storage tanks with combined capacity of 140,000 m³ preliminarily confirmed damaged

Second May strike, output further degraded from ~25% capacity.

Processing suspended during record drone attack on the capital, limited structural damage.

4 killed, vacuum distillation units ablaze, oily black rain, refinery fully halted.

Repeat strike on condensate unit. Sulfur removal equipment damaged.

Fire in fuel tank area confirmed by NASA FIRMS thermal detection system

Drone strike on Orenburg GPP, part of deep strike energy campaign.

Direct hit on catalytic cracking unit producing high-octane gasoline; emergency shutdown of entire production cycle

Fire at Slavneft-YANOS, capacity dropped to ~25%, Zelenskyy confirmed hit.

Refinery fully halted after primary distillation unit destroyed.

Strike on refinery deep in Russian rear; fire at production facilities; damage details not disclosed

Three of four CDU units damaged, full halt since May 5.

ELOU-AVT primary crude distillation unit struck; repair paralysed full plant operations for an indefinite period due to shortage of Western components

Fire, ~30% capacity loss for approximately 16 days.

Fuel tanks struck, major fire, port and refinery fully shut down.