Iran says two tankers catch fire after hitting mines in Strait of Hormuz

What Happened

Iran’s Islamic Revolutionary Guard Corps (IRGC) said two oil tankers, each carrying about two million barrels of crude oil, caught fire after hitting naval mines in the Strait of Hormuz. The first tanker hit a mine, triggering an explosion and a “fierce fire,” and the second hit a mine that engulfed it “in a massive blaze,” according to Iran’s official IRNA news agency. Information about the ships’ names or the origin of their cargo was not immediately available. IRNA said the vessels had switched off their positioning and radar systems and tried to use a route not authorised by Iran. The IRGC also claimed that while one tanker tried to cross the waterway “with US support,” the second vessel was left immobilised.

Key Actors

Why It Matters

The Strait of Hormuz is a critical chokepoint that carried about one-fifth of global oil consumption before the current war. Iran has asserted control over the waterway and demanded ships seek its authorisation, while the United States has imposed a naval counter-blockade on Iranian oil exports. The surge in attacks — including six vessels in a single day last Sunday, according to Vanguard, IMO and UKMTO — has cut transit volumes from nearly 20.8 million barrels on October 8 to only 2.9 million barrels on October 11, according to Kpler, pushing up global energy prices and inflation and increasing the risk of direct US-Iran military escalation.

Watch For

Monitor whether the tankers’ names, flags and cargo origins are disclosed, and whether the US Navy or maritime security agencies respond to IRGC claims of US support or deny involvement. Watch for further Iranian enforcement actions under Rear Admiral Ali Azmaei’s warning that vessels deactivating navigation systems will be considered hostile, and track daily transit and attack data from Kpler, Vanguard, IMO and UKMTO. Also watch for any diplomatic signals before or after the November 3 US midterm elections, which Trump referenced as a likely point for a deal.