Saudi Pipeline Strike Turns Oil’s Backup Route Into a New Chokepoint

Saudi Arabia’s main escape route from the Strait of Hormuz is now part of the supply problem. Drone attacks on September 10 damaged the East-West Pipeline, forcing Riyadh to shut the system and suspending crude loadings at Yanbu, the Red Sea port that had become a critical outlet during the regional conflict.

The pipeline normally carries crude from Saudi fields on the Persian Gulf to Yanbu across the peninsula. Its practical value has risen sharply since shipping through Hormuz became constrained. Rystad Energy estimated that 2.6 million to 4 million barrels a day had been moving through the system and toward the Red Sea since late August, volumes that are now at risk of being delayed or rerouted.

That does not mean all of those barrels vanish immediately. Saudi Arabia can redirect some crude toward eastern ports, but those shipments must pass through the Strait of Hormuz, where vessels face military risk, insurance costs and severe congestion. The kingdom also has storage and blending options. They are buffers, not a substitute for an operating export corridor.

The market is already pricing the distinction. Brent crude climbed above $108 a barrel on September 14, while physical cargoes in Europe reportedly rose above $120 and, in some cases, above $130 as refiners scrambled for replacement grades. Saudi Aramco, the state-controlled producer listed in Riyadh as 2222, has told some European customers that late-September cargoes will be canceled or deferred, according to trade sources cited by Reuters.

Poland is particularly exposed. Aramco supplies roughly 40% of the country’s oil, making replacement barrels from the North Sea, the Americas or Kazakhstan more expensive and harder to secure on short notice. European refiners are competing for the same flexible supplies just as diesel demand builds ahead of winter.

The repair timetable is the market’s immediate fault line. Regional officials told the Associated Press that the pipeline could remain largely offline for weeks, with estimates ranging from three to five weeks. U.S. Energy Secretary Chris Wright said the interruption should last days, reflecting a far more optimistic assessment.

That gap matters. If repairs are fast, the strike becomes a sharp but temporary premium. If not, Saudi Arabia has lost the redundancy that made its export network resilient. The attack did more than damage infrastructure. It showed that the kingdom’s bypass can be targeted at the same time as the maritime routes it was designed to avoid.