'Unknown projectile' hits oil tanker off Oman: UKMTO

An oil tanker was struck by an unidentified projectile approximately 9 nautical miles northeast of Ash Shishah, Oman, early on Tuesday, according to the UK Maritime Trade Operations. The impact damaged the engine room, disabling the vessel, and the incident has been reported by various outlets. The crew was said to be safe, and the environmental impact is unknown at this time.

This attack is part of a pattern of multiple projectile strikes on commercial vessels, particularly tankers, off Oman near the Strait of Hormuz/Musandam area throughout 2026 amid ongoing US-Iran hostilities. Iran has issued threats of retaliation in response to new or intensified US economic pressure and sanctions. The US has announced an "economic D-Day," secondary sanctions, and built upon prior packages, while a US-Iran Memorandum of Understanding signed on June 17, 2026, aimed to facilitate a ceasefire, reopen the Strait of Hormuz with temporary no-charge transit provisions, and pave the way for broader talks.

However, by August 2026, the MOU was widely considered expired or in stalemate, with ongoing disputes over control, compliance, blockades, and related issues in the strait.