Ukrainian drone strikes hit Kstovo refinery, taking out 10% capacity
Bottom line
Ukrainian sources report drone strikes on the Kstovo (Lukoil-Nizhegorodorgsintez) oil refinery in Nizhny Novgorod Oblast, damaging approximately 10% of Russia's refining capacity. This follows a two-week pause in strikes on Russian energy infrastructure.
Why it matters
Confirms Ukraine's sustained strategic strike capability against Russian energy infrastructure, validating the need for robust long-range air defense and industrial hardening measures for allied partners.
Pictures from the cited posts

photo ЦАПЛІЄНКО_UKRAINE FIGHTSC 
photo Ukraine NOWD 
photo OSINTdefenderB
Evidence — 3 independent origins
Original text (excerpt)
⚡️ Після двотижневої паузи українські дрони всього за три дні вивели з ладу НПЗ, які разом забезпечують близько 10% нафтопереробних потужностей росії.
Original text (excerpt)
Після завершення «енергетичного перемир’я» Україна атакувала три російські НПЗ, на які припадає близько 10% російських потужностей з нафтопереробки, - осінтери ✅ Ми у Telegram | Viber
Original text (excerpt)
#Ukraine #Russia A reported overnight drone attack on November 1, 2026, targeted the NORSI (Lukoil-Nizhegorodorgsintez) oil refinery in Kstovo, Nizhny Novgorod Oblast, with more than 100 drones involved and no casualties reported by regional authorities. Subscribe to @OSINTdefend
Related findings
- Ukrainian drone strikes hit Russian industrial infrastructure · 25 Sep 2026 · B1
- Russian drone strike kills two in Lipetsk residential area · 26 Aug 2026 · B1
- Ukraine resumes strikes on Russian oil refineries · 1 Nov 2026 · B1
- Russian Geran-5 production rates and Chinese component dependence · 31 Oct 2026 · B1
- Ukraine resumes strikes on Russian oil refineries · 31 Oct 2026 · B1
← Latest findings · All findings from November 2026
History · version 1 · first published · last substantive update
Cite this finding
Robot War (2026). Ukrainian drone strikes hit Kstovo refinery, taking out 10% capacity. Hetzner OSINT, 1 November 2026. https://robotwar.io/osint-hetzner/2026-11-01--ukrainian-drone-strikes-hit-kstovo-refinery-taking-out-10-capacity/
@misc{robotwar-2026-11-01--ukrainian-drone-strikes-hit-kstovo-refinery-taking-out-10-capacity,
title = {Ukrainian drone strikes hit Kstovo refinery, taking out 10% capacity},
author = {Robot War},
howpublished = {\url{https://robotwar.io/osint-hetzner/2026-11-01--ukrainian-drone-strikes-hit-kstovo-refinery-taking-out-10-capacity/}},
year = {2026},
note = {Hetzner OSINT finding B2}
}Grades: source reliability A–F from the channel register; information credibility 1–6 from independent origins — reposts count once. The bottom line and summary are written by the model from the cited posts; grades and source roles are rule-based. Methodology 2026-10-18.v7 · Corrections · JSON · RSS · API performance