DUBAI: United Kingdom Maritime ​Trade Operations said on Tuesday that a tanker had reported an external explosion on the vessel’s port side, close to the waterline, 60 nautical miles off ‌Oman’s capital ‌Muscat.

UKMTO said ​the ‌vessel, ⁠identified ​as the ⁠Olympic Life, and its crew were safe, although the tanker reported some bunker fuel had been discharged into the sea. It said ⁠the cause of the incident ‌was ‌unknown.

According to MarineTraffic ​vessel-tracking data, ‌the Greek-owned Very Large Crude ‌Carrier was sailing past Muscat at around 0700 GMT, heading out of the Gulf of ‌Oman, and was not carrying cargo.

The vessel is owned ⁠by ⁠Athens-based Olympic Shipping & Management, the successor to Olympic Management founded by late shipping magnate Aristotle Onassis, according to the Onassis Foundation’s website.

The company was not immediately available for comment.