Iran’s crude oil production dropped by 19 percent in May, as ongoing US sanctions and a blockade on Iranian ports have significantly restricted the country’s ability to export oil. According to the latest data from the Organization of the Petroleum Exporting Countries (OPEC), Iran’s output fell by approximately 546,000 barrels per day, reaching 2.33 million barrels daily.

The decline comes amid heightened tensions and conflict in the region, which have disrupted oil flows, particularly through the strategic Strait of Hormuz. The United States has imposed a blockade on Iranian ports as part of its broader efforts to curtail Iran’s oil exports and limit its economic resources.

Despite the reduction in Iranian supply, global oil markets have seen prices retreat. Benchmark Brent crude dropped to its lowest levels since the early stage of the Iran conflict that began in February. This is partly due to indications that oil shipments through the Strait of Hormuz are increasing again and emerging reports of progress toward an interim peace agreement.

Prior to the conflict’s onset, oil markets were already experiencing an oversupply, which helped suppress prices. Brent crude had been trading near $70 per barrel before the war erupted in February but has since fallen by about 30 percent amid fluctuating supply and easing geopolitical concerns.

The current production decline underscores the impact of US sanctions and regional instability on Iran’s oil sector. At the same time, the global market dynamics reflect a complex interplay of supply constraints, geopolitical risks, and shifting expectations about the conflict’s resolution.