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Iran Conflict 2026
11SEP

Hormuz clears a record 20m barrels

2 min read
09:25UTC

The Strait of Hormuz moved roughly 20 million barrels of oil in 24 hours on 25 June, a single-day crisis record confirmed by US Energy Secretary Chris Wright, hours before the IRGC struck inside the corridor.

ConflictDeveloping
Key takeaway

Hormuz cleared a record 20 million barrels the day before the IRGC struck inside it.

The Strait of Hormuz moved roughly 20 million barrels of oil in 24 hours on 25 June, a single-day record for the crisis period. US Energy Secretary Chris Wright confirmed the figure. 1 the strait is The Gulf chokepoint through which about a fifth of the world's seaborne oil passes.

That volume matched the pre-crisis norm of 18 to 21 million barrels a day. Weeks earlier the spring blockade had the strait all but closed; the Oman-IMO corridor was now clearing oil at full capacity. London war-risk premiums had halved to 2 per cent the same week , a further signal that the market believed throughput was recovering.

The IRGC struck M/V Ever Lovely inside that corridor at the moment of peak flow, then rejected the corridor framework later the same day . Other traffic, including a Korean-flagged convoy, kept moving through unharmed . Iran timed the attack to the busiest day rather than a quiet one, claiming control of the strait at the very moment it looked to be working.

Deep Analysis

In plain English

The Strait of Hormuz is a narrow waterway in the Persian Gulf that roughly one in five barrels of globally traded oil passes through. On 25 June, ships moved about 20 million barrels of oil through it in a single day, matching the amount that flowed through before the conflict began. US Energy Secretary Chris Wright confirmed it as the highest single-day total of the crisis. What makes this notable is that Iran's Revolutionary Guards attacked a ship inside the corridor that same day. They chose to strike at the moment when the corridor was working at full capacity, not when traffic was low. Analysts are watching whether the record transit was a temporary recovery that the Guards then deliberately disrupted, or whether the Guards can selectively target individual vessels without collapsing the overall flow.

What could happen next?
  • Meaning

    The IRGC's decision to strike at peak corridor throughput rather than at a low-volume moment reveals a strategic preference for demonstrating selective enforcement over achieving maximum economic disruption: 20 million barrels flowed through while a single vessel was struck, signalling the Guards can switch individual ships off without closing the corridor.

  • Risk

    Oil markets pricing the 20-million-barrel throughput as a lead indicator over military exchange create a structural mispricing risk: if the IRGC shifts from selective vessel targeting to corridor-wide enforcement, the rapid reversal of the war premium that has driven Brent from $100+ to $71.99 would also reverse rapidly.

First Reported In

Update #140 · US bombs Iran, and the oil market shrugs

HormuzStraitMonitor· 28 Jun 2026
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