The Port Book

Clearance Times

A tracked customs dataset for our trade coverage: what it measures, where the figures come from and when they were last checked.

Container dwell times for rail-bound cargo increased to 6.75 days in August at the Los Angeles-Long Beach port complex...

Rail container delays rise at Los Angeles-Long Beach ports

Container dwell times for rail-bound cargo increased to 6.75 days in August at the Los Angeles-Long Beach port complex, while truck-bound cargo times

2026-09-16
US Customs and Border Protection is reviewing import entries up to 314 days after cargo release, with importers...

US Customs Scrutinizes Importer Records Years After Shipment

US Customs and Border Protection is reviewing import entries up to 314 days after cargo release, with importers responsible for records for five...

2026-09-04
Chinese researchers have produced seabed maps of the South China Sea with twice the resolution and up to five times the...

China maps South China Sea floor with higher

Chinese researchers have produced seabed maps of the South China Sea with twice the resolution and up to five times the accuracy of existing global...

2026-08-31
A Peking University study has cataloged over 23,000 ancient Chinese bronze items held abroad, a figure seven times higher...

China maps 23,000 lost bronzes in 14-year

A Peking University study has cataloged over 23,000 ancient Chinese bronze items held abroad, a figure seven times higher than previous estimates.

2026-08-30
Simultaneous disruptions to the Red Sea and the Strait of Hormuz are causing significant challenges for global shippers...

Global Freight Routes Face Unprecedented Disruptions

Simultaneous disruptions to the Red Sea and the Strait of Hormuz are causing significant challenges for global shippers, with increased costs...

2026-08-20