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Strait of Hormuz crisis explained: Impact on oil, shipping and global trade


What Happened

  • The Strait of Hormuz — the narrow waterway connecting the Persian Gulf to the Gulf of Oman — became the centre of a global energy crisis following U.S.-Israeli strikes on Iran beginning February 28, 2026.
  • Iran's IRGC declared the strait "closed," threatening to "set ablaze" any vessel attempting transit; a first oil tanker was attacked near the strait on March 1, 2026 according to Oman.
  • Traffic through the strait fell by approximately 70–80%, stranding roughly 200 tankers in the Persian Gulf.
  • Oil prices spiked sharply; analysts warned of potential rises to $100 per barrel or higher if disruption persisted.
  • The crisis exposed the vulnerability of global energy systems to this single 33-km-wide waterway — a chokepoint with no adequate alternative for most of the volume it carries.

Static Topic Bridges

Geography and Strategic Significance of the Strait of Hormuz

The Strait of Hormuz is a narrow body of water separating the Arabian Peninsula from Iran, connecting the Persian Gulf (which borders Iran, Iraq, Kuwait, Saudi Arabia, Bahrain, Qatar, and UAE) to the Gulf of Oman and the broader Arabian Sea. It is the only sea route out of the Persian Gulf, making it the world's most critical maritime energy chokepoint. No pipeline system can realistically substitute for its full volume.

  • Width at narrowest: approximately 33 kilometres (21 miles)
  • Depth: 60–100 metres throughout much of its navigable portion
  • Two directional shipping lanes: each 3.2 km wide, separated by a 3.2 km buffer zone, governed under a Traffic Separation Scheme
  • Bordered by Iran to the north and by Oman and the UAE to the south
  • Geographic coordinates: approximately 26°N, 56°E
  • The Musandam Peninsula (an Omani exclave) projects into the strait from the south, creating the narrowest bottleneck
  • Unlike the Suez Canal or the Bab-el-Mandeb, there is no viable alternate sea route for Persian Gulf oil exporters

Connection to this news: The crisis has demonstrated in real time why the Strait of Hormuz is called "the world's oil jugular." Even a partial operational closure — short of a formal military blockade — is enough to freeze tanker traffic and trigger global price shocks.


Global Oil Trade and OPEC+ Production Geography

The Persian Gulf states — Saudi Arabia, UAE, Iraq, Kuwait, Qatar, and Iran itself — are collectively the world's largest oil-exporting bloc. Almost all of their seaborne crude exports must pass through the Strait of Hormuz. The Organisation of the Petroleum Exporting Countries and allied producers (OPEC+) coordinates production quotas among its 23 members, with Gulf producers forming its core.

  • Oil flow through the Strait of Hormuz in 2024: ~20 million barrels/day (20% of global petroleum consumption)
  • LNG flow through the strait: ~one-fifth of global LNG trade, primarily from Qatar (the world's largest LNG exporter)
  • Top exporters through the strait: Saudi Arabia, UAE, Iraq, Kuwait, Iran
  • India receives approximately 50% of its crude imports via the strait (as of early 2026); 83% of India's LPG imports and 56% of its LNG imports are Hormuz-linked
  • Saudi Arabia's maximum alternative bypass: the East-West Pipeline (Petroline) — capacity ~5 million b/d, far below full Gulf export volumes
  • UAE's Habshan–Fujairah pipeline bypasses the strait — capacity ~1.5 million b/d, a fraction of UAE's export volume

Connection to this news: The crisis highlights the structural inability of Gulf exporters to rapidly reroute supply — only a fraction of total Gulf oil exports can bypass the Strait of Hormuz via existing pipelines. For importers like India, China, Japan, and South Korea, alternatives require weeks of rerouting at significantly higher costs.


India's Energy Security and Exposure

India is the world's third-largest oil consumer and imports more than 85% of its crude requirements. Its economy is deeply tied to global oil price stability. Any sustained Hormuz disruption directly affects India's import bill, the rupee's value, inflation, and the current account deficit (CAD).

  • India's crude oil imports: ~$176 billion per year (largest single import category)
  • Share of crude imports via Strait of Hormuz: approximately 50% as of early 2026, up from 40% in the preceding months
  • India's LPG dependence on Hormuz route: ~83%
  • India's Strategic Petroleum Reserve (SPR): 5.33 million metric tonnes (MMT) capacity at Visakhapatnam, Mangaluru, and Padur — equivalent to approximately 9.5 days of consumption
  • The government announced in 2021 plans to expand SPR capacity by 6.5 MMT via new facilities at Chandikhol (Odisha) and Padur (Karnataka) on a PPP basis
  • India has ~100 million barrels in total crude stocks (commercial + strategic), sufficient for 40–45 days of disruption
  • Indian diaspora in Gulf: approximately 8.7–10 million people generating over $30 billion in annual remittances

Connection to this news: India faces both a supply disruption risk and a price shock risk from the Hormuz crisis. While the government has stated that stocks are adequate for the near term, prolonged closure would rapidly exhaust buffers and force costly rerouting through the Cape of Good Hope — adding 10–14 days and nearly 40% more fuel per voyage.


Key Facts & Data

  • Strait of Hormuz narrowest width: ~33 km; navigable shipping lanes: two, each 3.2 km wide
  • Daily oil flow through strait (2024): ~20 million barrels — ~20% of global petroleum liquids consumption
  • Global seaborne oil trade share: >25% (Q1 2025)
  • LNG: ~one-fifth of global LNG trade passes through the strait (mainly Qatari LNG)
  • Traffic reduction after Iran's closure threat: 70–80%
  • Tankers stranded in Persian Gulf: ~200 (as of early March 2026)
  • Saudi Arabia Petroline bypass capacity: ~5 million b/d
  • UAE Habshan-Fujairah pipeline bypass capacity: ~1.5 million b/d
  • India's Hormuz-linked crude imports: ~50% of total crude imports
  • India's SPR capacity: 5.33 MMT at 3 underground facilities (Visakhapatnam, Mangaluru, Padur)
  • India's total crude stocks: ~100 million barrels (~40–45 days of consumption)
  • Cape of Good Hope rerouting: adds ~3,500 nautical miles, ~10–14 days, ~40% more fuel per voyage