Drone / missile attack

Refinery

Slavneft-YANOS refinery, Yaroslavl — large drone attack

27 July 2026

Yaroslavl, Russia

57.6200, 39.8700

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What happened

Ukrainian forces struck the Slavneft-YANOS refinery in Yaroslavl, more than 700km from the Ukrainian border and about 250km northeast of Moscow, early on the morning of 27 July, in what was described as the largest reported drone attack on the plant to date. President Volodymyr Zelensky confirmed the strike; eyewitness videos showed explosions in the city and a road toward Moscow was closed afterward. Official confirmation of damage was not available in the cited reporting. This refinery had already been struck repeatedly in 2026, including on 6 July.

When cited sources give different casualty, damage or spill figures for this event, they’re reported side by side above rather than merged into one number. See how confidence levels work.

Evidence
Documented
Confidence
High
Infrastructure
Refinery
Current temperature
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Latitude
57.6200°
Longitude
39.8700°

Attribution

Attributed to Ukraine

Sources

  1. Yaroslavl Oil Refinery Targeted in Largest Reported Drone AttackPravda.ru · Incident reporting
  2. Yaroslavl airport (Tunoshna) suspends operationsEADaily · Airspace-restriction cross-check
  3. GPSJam.org daily GPS-interference mapGPSJam.org · GPS-interference reference (link-out, not a verified reading)