We are a leading container gateway in the United States. The Northwest Seaport Alliance handled nearly $76 billion of waterborne trade with 176 trading partners globally in 2024. Marine cargo operations at NWSA facilities support over 52,000 jobs and drives $14 billion in business output for Washington state*. On this page, you can find monthly and historical cargo by business sector. In-depth statistics for previous years can also be found in our annual trade reports, below. Cargo volumes are for NWSA-managed facilities unless otherwise indicated.
* Community Attributes Economic Impact Analysis, July 2025
Volume data
Annual Trade Reports
Recent monthly cargo reports
- NWSA’s container volumes reach 347,278 TEUs in SeptemberOctober 18, 2019
- Total YTD container volumes up nearly 6 percent through AugustSeptember 18, 2019
- NWSA handles record international container volumes through JulyAugust 20, 2019
- NWSA’s international TEUs through June 2019 reach record volumes July 18, 2019
- NWSA moves record-breaking international container volumes through MayJune 17, 2019
- NWSA handles record-breaking international container volumes in AprilMay 20, 2019
- NWSA handles record-breaking international container volumes in first quarterApril 18, 2019
- NWSA container volumes up 11 percent for 2019March 19, 2019
- NWSA handles record container volumes in JanuaryFebruary 22, 2019
- NWSA finishes 2018 on strong note; December container volumes rise 12 percentJanuary 22, 2019
- NWSA’s November container volumes up nearly 7 percent December 19, 2018
- NWSA’s October container volumes up nearly 10 percentNovember 16, 2018