Maritime Oil-Transit Chokepoint

Strait of Hormuz

21
Mb/d oil transit (EIA)
11.1
vessels/day (PortWatch, 7d mean)

~1/5 of global petroleum liquids consumption transits here.

On the interactive map

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Transit volume

7-day mean vs 2025 average12% of baseline

11.1 vessels/day · 3.4 tankers/day

IMF PortWatch counted an average of 11.1 vessels a day through Strait of Hormuz over the 7 days to 2026-07-23, against its 2025 average of 91.5/day. That is a material reduction against its own baseline. The count records the change; it does not attribute a cause.

SOURCE: IMF PortWatch (Strait of Hormuz), daily AIS-derived transit calls · as of 2026-07-23 · portwatch.imf.org

Maritime security risk

Strait of HormuzSevere

An attack is highly likely.

JMIC regionLevel
Strait of HormuzSevere
Gulf of OmanSubstantial
Gulf of AdenSubstantial
Arabian GulfModerate
Arabian SeaModerate
Bab el-Mandeb / Southern Red SeaSubstantial
Somali Coast / Somali BasinModerate
Northern Red Sea / Suez CanalModerate
Eastern MediterraneanLow

Threat levels derived from Joint Maritime Information Centre (JMIC) advisory information, published via UKMTO. JMIC Advisory Note — Update 076, assessed 26 July 2026 · ukmto.org

Not for navigation or operational decisions. Consult UKMTO/JMIC directly. JMIC and UKMTO do not endorse OverWatts and have granted no licence for this use. Levels are transcribed by us; any error is ours.

On the live map, Strait of Hormuz shows real-time tanker congestion (a count of laden tankers within range), an EIA throughput calibration, and any active disruption affecting the route. Oil-transit volumes are from the U.S. EIA World Oil Transit Chokepoints analysis.

SOURCE: U.S. EIA