Brent nears $100 after US-Iran clashes, Saudi strikes — NRG-IA

On the morning of September 9, global oil prices came within a few dozen cents of the $100-per-barrel threshold following a fresh escalation that pushes the energy conflict beyond the Strait of Hormuz. Brent was trading around $99.4–$99.7 per barrel after four consecutive sessions of gains, while WTI had surpassed $94. The market is now reacting not only to shipping risks in the world's most critical oil strait but also to attacks on tankers, Saudi energy facilities, and regional transport infrastructure. The escalation has accelerated rapidly in recent days. On September 5, US Central Command (CENTCOM) announced it had struck three Iranian tankers following Revolutionary Guard missile attacks on US military vessels. CENTCOM stated that the tankers Downy and Stark 1 were permanently disabled, while the Kylo (also known as Noxen), which was unladen, was destroyed after its crew was evacuated. On September 8, the US military announced the destruction of five more Iranian tankers in a fresh round of retaliatory strikes. Iran retaliated overnight on September 8–9, launching ballistic missiles at a base used by US forces near Al Azraq in Jordan. Jordanian authorities stated that 18 of the 20 missiles were intercepted, while the remaining two landed in uninhabited areas, causing no casualties. Separately, the Revolutionary Guards claimed responsibility for attacking ten vessels—two American and eight tankers—that allegedly attempted to cross a declared unsafe zone in Hormuz. This latter claim had not been independently verified in the early hours of September 9. Saudi Arabia directly enters the oil risk equation However, the most significant shift for the energy market came from Saudi Arabia. Houthi forces in Yemen launched attacks on several cities in the southern part of the kingdom, setting energy facilities on fire. Saudi authorities reported 73 injuries and the suspension of operations at the affected facilities. The Houthis claimed to have targeted Saudi Aramco assets in Abha, Najran, and Jazan, alongside an airbase in Khamis Mushait. The extent of actual production or refining losses had not been publicly disclosed. The expansion of attacks into Saudi Arabia alters the geometry of oil risk. The kingdom is the world's second-largest crude producer and one of the few Gulf nations with infrastructure capable of exporting significant volumes of oil to global markets without transiting the Strait of Hormuz. Saudi Arabia can transport crude from its eastern region to Yanbu on the Red Sea via the East-West Pipeline system, also known as Petroline. The United Arab Emirates has its own pipeline to Fujairah on the coast of the Gulf of Oman. These corridors have allowed Gulf producers to partially offset traffic disruptions through Hormuz. However, their capacity falls far short of the scale of the strait they aim to bypass. Hormuz moved nearly 20 million barrels per day. Alternative pipelines can only handle a fraction The International Energy Agency estimates that nearly 20 million barrels per day of crude and petroleum products transited Hormuz in 2025, representing approximately 25% of global seaborne oil trade. Around 80% of these volumes were destined for Asia. In contrast, the available capacity on the main operational pipelines that can bypass the strait is estimated at just 3.5–5.5 million barrels per day . Saudi Arabia and the UAE are virtually the only major Gulf exporters with such functional routes at a relevant scale. Petroline has a design capacity of approximately 5 million barrels per day. Aramco reported expanding this to 7 million bpd, but the IEA notes that sustained flows at this level have not been tested. In early 2026, about 2 million bpd were utilizing the system, leaving an estimated spare capacity of 3–5 million bpd, depending on operational conditions and export capabilities on the west coast. The UAE's pipeline to Fujairah could add roughly another 700,000 bpd above normally utilized volumes. This disproportion explains the market's fundamental vulnerability. Pipelines can cushion a disruption in Hormuz, but they cannot fully replace the strait. Furthermore, if the infrastructure at the western end of the Saudi system also comes under pressure, the Gulf's energy redundancy is further diminished. The warning signs are already there. Saudi exports via Yanbu fell in August to around 1.429 million barrels per day , a six-month low, compared to an average of approximately 3.9 million barrels per day in the preceding three months, according to preliminary Kpler data cited by Reuters. Hormuz remains operational, but at a severely degraded capacity The strait is not completely closed. Flows continue, but far below normal levels. On Tuesday, September 8, only six cargo vessels transited Hormuz, compared to nine the previous day and an average of about 12 per day over the last ten days. Tracking data may underestimate traffic, as some vessels deactivate their transponders. In the week prior to the…