Data • Snapshot • Auditable

Global chokepoint overview

Synthetic overview joining PortWatch reference layers and daily chokepoint monitoring into a single comparison surface.

id: portwatch_overviewslug: overviewdomain: portwatchfile: portwatch_overviewsource: IMF PortWatchmode: portwatch_overview

PortWatch chokepoint overview

Reference chokepoints

10

static reference frame

Monitored chokepoints

10

current: 10 • stale: 0

Latest monitored daily date

2026-08-23

reference only: 0

Top latest-day volume

Malacca Strait

latest tons: 6,695,991

Static reference facts, latest monitored daily observations, rolling daily averages, and latest-date ranks are separated deliberately. Only chokepoints observed on the latest monitored daily date participate in the latest-date rank frame.

Global chokepoint map

Marker color reflects latest trade volume versus 7-day average. Marker size reflects latest monitored trade volume.

Rendered points: 10
Skipped for invalid coordinates: 0
Latest plotted monitored date: 2026-08-23
Green: latest volume above 7-day averageRed: latest volume below 7-day averageNeutral: near average or no valid daily comparisonMarker size: latest monitored trade volume

Bab el-Mandeb Strait

Current coverage
latest-date volume rank: 5
latest-date calls rank: 8
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

3,368,819

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

1,117,466

7d avg: 859,545

Latest daily transit calls

29

7d avg: 29

reference significance: —
latest volume vs 7d: 30.0% • 7d volume vs historical: -74.5% • latest calls vs 7d: -1.5%

Bosporus Strait

Current coverage
latest-date volume rank: 8
latest-date calls rank: 5
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

1,140,490

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

773,099

7d avg: 659,649

Latest daily transit calls

67

7d avg: 69

reference significance: —
latest volume vs 7d: 17.2% • 7d volume vs historical: -42.2% • latest calls vs 7d: -2.9%

Cape of Good Hope

Current coverage
latest-date volume rank: 2
latest-date calls rank: 4
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

3,028,029

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

5,182,488

7d avg: 5,697,946

Latest daily transit calls

84

7d avg: 92

reference significance: —
latest volume vs 7d: -9.0% • 7d volume vs historical: 88.2% • latest calls vs 7d: -8.3%

Dover Strait

Current coverage
latest-date volume rank: 3
latest-date calls rank: 2
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

3,545,057

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

3,089,576

7d avg: 2,891,135

Latest daily transit calls

154

7d avg: 149

reference significance: —
latest volume vs 7d: 6.9% • 7d volume vs historical: -18.4% • latest calls vs 7d: 3.4%

Gibraltar Strait

Current coverage
latest-date volume rank: 4
latest-date calls rank: 3
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

4,105,580

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

2,976,117

7d avg: 3,314,784

Latest daily transit calls

119

7d avg: 123

reference significance: —
latest volume vs 7d: -10.2% • 7d volume vs historical: -19.3% • latest calls vs 7d: -3.5%

Malacca Strait

Current coverage
latest-date volume rank: 1
latest-date calls rank: 1
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

8,319,670

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

6,695,991

7d avg: 7,077,961

Latest daily transit calls

192

7d avg: 204

reference significance: —
latest volume vs 7d: -5.4% • 7d volume vs historical: -14.9% • latest calls vs 7d: -5.7%

Oresund Strait

Current coverage
latest-date volume rank: 9
latest-date calls rank: 6
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

97,268

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

78,831

7d avg: 129,041

Latest daily transit calls

45

7d avg: 42

reference significance: —
latest volume vs 7d: -38.9% • 7d volume vs historical: 32.7% • latest calls vs 7d: 7.1%

Panama Canal

Current coverage
latest-date volume rank: 7
latest-date calls rank: 9
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

820,098

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

846,263

7d avg: 708,946

Latest daily transit calls

28

7d avg: 27

reference significance: —
latest volume vs 7d: 19.4% • 7d volume vs historical: -13.6% • latest calls vs 7d: 4.8%

Strait of Hormuz

Current coverage
latest-date volume rank: 10
latest-date calls rank: 10
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

3,693,440

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

32,472

7d avg: 120,346

Latest daily transit calls

3

7d avg: 5

reference significance: —
latest volume vs 7d: -73.0% • 7d volume vs historical: -96.7% • latest calls vs 7d: -40.0%

Suez Canal

Current coverage
latest-date volume rank: 6
latest-date calls rank: 7
Daily series is present on the latest monitored date (2026-08-23) and is eligible for latest-date ranking.

Reference 2023 volume

3,351,552

historical reference layer

Latest daily date

2026-08-23

daily monitoring layer

Latest daily volume (tons)

1,057,863

7d avg: 1,407,361

Latest daily transit calls

37

7d avg: 42

reference significance: —
latest volume vs 7d: -24.8% • 7d volume vs historical: -58.0% • latest calls vs 7d: -11.9%

Audit preview

First 10 rows from the transformed PortWatch overview.

chokepoint_namecoverage_statuslatest_datereference_volume_2023latest_trade_volume_tonsavg_7d_trade_volume_tonslatest_transit_callsavg_7d_transit_callsrank_latest_trade_volume_tons
Bab el-Mandeb Straitcurrent2026-08-2301,117,466859,5452929.435
Bosporus Straitcurrent2026-08-230773,099659,648.8667698
Cape of Good Hopecurrent2026-08-2305,182,4885,697,9468491.572
Dover Straitcurrent2026-08-2303,089,5762,891,135.291541493
Gibraltar Straitcurrent2026-08-2302,976,1173,314,784119123.294
Malacca Straitcurrent2026-08-2306,695,9917,077,961.29192203.711
Oresund Straitcurrent2026-08-23078,831129,041.2945429
Panama Canalcurrent2026-08-230846,263708,945.712826.717
Strait of Hormuzcurrent2026-08-23032,472120,346.143510
Suez Canalcurrent2026-08-2301,057,8631,407,361.4337426
Rows: 10 • overview bundle rendered deliberately

Related surfaces

Maritime chokepoints and transit risk →Price transmission: where the signal went →Relations graph →
Source and method
  1. [1] IMF PortWatch, satellite-AIS-based daily chokepoint and port activity with 2023 reference baselines.

Measured, reported statistics from the named source, frozen at the build-time snapshot shown in the header chips. Derived aggregates on this page (partner groups, rolling windows, ranks) are computed from that snapshot at build; nothing here is modelled or projected.