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Datasets

12 datasets

U.S Department of Transportation

2020 PM

2022 Data

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Updated Oct 25, 2026

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

Introduction

Port performance measures

Updated Oct 25, 2026

Prototype by Datopian · not an official government website · data from data.virginia.gov