Crude flows normalize in Hormuz, but diesel crisis deepens as Iran leverage fades

Crude oil exports from the Strait of Hormuz have returned to pre-war levels, but refined product flows remain severely constrained. This imbalance has driven diesel prices to record highs, while Iran’s leverage over the strait diminishes due to US military escorts and alternative pipeline routes.
Key points
- Crude transiting Hormuz reached a seven-day average of 13.5 million barrels per day, matching pre-war baselines, according to Kpler.
- Refined product shipments through Hormuz stand at 677,000 barrels per day, down from 3.6 million pre-war, causing a global fuel crisis.
- US diesel prices hit record highs, prompting President Trump to consider an export ban ahead of midterm elections.
- Iran’s crude exports have cratered due to a US naval blockade, with Treasury Secretary Bessent stating final deliveries to China are imminent.
- Global oil inventories have dropped by approximately 2 billion barrels during the conflict, according to JPMorgan.
Background
The Iran war began on February 28, 2026, with US and Israeli strikes. Since then, Tehran has attempted to control the Strait of Hormuz, but recent developments show a shift in dynamics. Earlier archive coverage noted that while crude flows recovered, diesel shortages persisted, driving prices up. The current situation reflects a continued imbalance between crude and refined product supplies, with global stockpiles shrinking.
How outlets are covering it
CNBC and The Guardian agree that crude flows have normalized but emphasize the critical shortage of refined products like diesel. CNN highlights the unsustainable nature of the current status quo, noting that while crude flows have recovered, the market faces a tipping point as inventories shrink. All sources acknowledge the role of US military escorts and alternative routes, but differ on the long-term viability of these measures. CNBC notes the high cost and military commitment required, while CNN warns that the market cannot sustain this indefinitely without a diplomatic resolution.
Why it matters
The disparity between crude and refined product flows is driving record-high diesel prices, impacting global economies and consumer costs. The US military’s involvement in securing oil routes is straining resources, while Iran’s declining leverage may lead to further escalation. The potential for a diesel export ban by the US could exacerbate global fuel shortages, posing significant risks to economic stability and political stability ahead of midterm elections.
What to watch
President Trump is expected to resume bombing Iran after the midterm elections, according to unnamed US officials. Iran has offered to reopen Hormuz if the US returns to a failed memorandum of understanding, but Trump has rejected this. The US Navy’s blockade of Iran’s crude exports is expected to continue, with final deliveries to China anticipated in two weeks. The market’s ability to sustain current flows without a diplomatic resolution remains uncertain, with global inventories continuing to shrink.
- Persian Gulf crude oil flows have largely recovered. For diesel and gasoline, it's more complicated. finance.yahoo.com
- Crude oil exports through the Strait of Hormuz hit prewar levels, but fuel shipments remain constrained cnbc.com
- Opinion | The Battle of Hormuz Is Turning WSJ
- Crude oil exports from strait of Hormuz largely return to pre-war levels The Guardian
- Iran has lost considerable leverage in the Strait of Hormuz. It can’t go on like this forever CNN
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