Oil tanker explodes in Strait of Hormuz after hitting mine, Iranian media report

The reported explosion

On 26 July, Iranian news agencies Defapress and Tasnim, both close to the military and Revolutionary Guards, reported that an oil tanker struck a sea mine and exploded in the Strait of Hormuz. The vessel had left the designated transit corridor and turned off its radar, the agencies said, without providing the ship's name, flag, or casualty figures. Neither the US Central Command nor the United Kingdom Maritime Trade Operations (UKMTO) has confirmed the incident. The lack of independent verification leaves the scale of damage and any environmental impact unknown.

Iran's control over the waterway

The Revolutionary Guards stated they had stopped six merchant ships within 24 hours for using what they called an "illegal and unsafe route." The force claims authority over a 240,000-square-kilometre zone in the Persian Gulf and the Strait of Hormuz, an area roughly two-thirds the size of Germany. According to Tasnim, no vessel may pass without complying with Iranian regulations, and any US military attempt to alter a ship's course would be met with "a decisive response and warning shots," forcing the vessel to turn back. Foreign ministry spokesman Ismail Baghai told PressTV that traffic conditions in the strait were unchanged and pointed to ongoing bilateral talks with Oman.

There is no change in the traffic situation in the Strait of Hormuz.

The mine threat

The number of mines Iran has laid in the strait remains unclear. Phil Belcher, a shipping expert with the industry body Intertanko, told the Guardian that his latest information indicated 80 mines were present. A mid-May CBS News report, citing anonymous US intelligence officials, said the United States had identified at least ten mines in the area. The discrepancy highlights the opacity of Iran's mining operations and the risk to commercial shipping.

As of my last update, there are 80 mines in the strait.

Transit fees and diplomacy

Iran has sought to compel vessels to use its waters and pay for safe passage, framing the fees as compensation for war damages. In June, Tehran and Muscat announced talks on introducing transit charges for the Strait of Hormuz, a proposal Washington firmly rejects. Oman has suggested that ships could instead pass through Omani territorial waters, a stance that angered Iranian officials. The dispute over transit rights is a central driver of the recent military escalation between the United States and Iran, with the strait serving as a chokepoint for roughly one-fifth of global oil, gas, and fertiliser shipments.