Datasets

12 datasets

U.S Department of Transportation

Great Lakes St. Lawrence Seaway Vessel Transits

The Great Lakes St. Lawrence Seaway’s navigation season generally begins in late March and closes in late December. Opening and closing dates vary from year to year.

Updated Oct 25, 2026

U.S Department of Transportation

2020 PM

2022 Data

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Updated Oct 25, 2026

U.S Department of Transportation

Tanker/Liquid Bulk Vessel Dwell Times at the Top U.S. Ports January 2019 to June 2023

This dataset provides data on vessel dwell times for tanker and liquid bulk ships at major United States ports from January 2019 through June 2023. Dwell time—defined as the total time a vessel spends within port limits…

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XSL

Updated Oct 25, 2026

U.S Department of Transportation

Monthly Average Container Vessel Dwell Times at the Top 25 U.S. Container Ports January 2019 to June 2023

This dataset contains the monthly average dwell times (measured in hours) for container ships operating at the top 25 busiest container ports in the United States. Spanning a critical historical period from January 2019…