Drone attack on the refinery in Kstovo

Nizhny Novgorod Oblast · Russia · 21 May 2026

Ukrainian drone strike hits oil refinery with fires and damage overnight

Sources for this report

Earlier reported strikes at Kstovo

Every figure on this page is a published claim, kept with its source. Figures count what each side says was launched at it; places are locations that reported impacts. Neither is a casualty count.