USWC Shares of Container Traffic through U.S. Ports in February 2026
Exhibit 4 and 5 present our customary figures on the changing patterns of the nation’s containerized trade. While the TEU is the principal metric used for measuring containerized trade, the following two exhibits provide a complementary view of the nation’s containerized trade, one that highlights the U.S. West Coast ports’ share of the declared weight and value of containerized shipments passing through America’s ports.
Ex. 4 USWC Ports Shares of Worldwide U.S. Mainland Container Trade
| Shares of U.S. Mainland Ports Containerized Import Tonnage | ||||
|---|---|---|---|---|
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 36.0% | 36.8% | 38.7% | 39.8% |
| LA/LB | 27.8% | 27.3% | 27.5% | 29.2% |
| Oakland | 2.8% | 3.4% | 3.5% | 3.8% |
| NWSA | 3.6% | 4.5% | 5.4% | 5.6% |
| Shares of U.S. Mainland Ports Containerized Import Value | ||||
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 40.5% | 42.7% | 46.9% | 49.9% |
| LA/LB | 32.2% | 33.5% | 35.8% | 38.6% |
| Oakland | 2.6% | 3.2% | 3.5% | 3.7% |
| NWSA | 4.6% | 5.0% | 6.9% | 7.1% |
| Shares of U.S. Mainland Containerized Export Tonnage | ||||
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 31.6% | 29.6% | 38.5% | 38.9% |
| LA/LB | 18.8% | 12.6% | 22.0% | 22.0% |
| Oakland | 5.9% | 5.5% | 6.7% | 6.4% |
| NWSA | 6.1% | 5.8% | 8.2% | 9.6% |
| Shares of U.S. Mainland Containerized Export Value | ||||
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 27.0% | 26.8% | 32.8% | 33.4% |
| LA/LB | 16.8% | 17.5% | 21.6% | 21.9% |
| Oakland | 6.3% | 5.9% | 6.7% | 6.1% |
| NWSA | 3.4% | 3.1% | 4.1% | 4.7% |
Ex. 5 Major USWC Ports' Shares of U.S. Container Trade with East Asia
| Shares of U.S. Mainland Ports Containerized Import Tonnage | ||||
|---|---|---|---|---|
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 54.2% | 53.8% | 56.9% | 60.3% |
| LA/LB | 44.6% | 42.3% | 43.5% | 46.6% |
| Oakland | 3.4% | 3.7% | 4.2% | 4.4% |
| NWSA | 5.5% | 6.8% | 8.2% | 8.6% |
| Shares of U.S. Mainland Ports Containerized Import Value | ||||
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 62.4% | 63.2% | 66.3% | 68.6% |
| LA/LB | 50.9% | 50.7% | 51.5% | 54.0% |
| Oakland | 3.2% | 3.7% | 4.3% | 4.4% |
| NWSA | 7.2% | 7.5% | 9.8% | 9.8% |
| Shares of U.S. Mainland Containerized Export Tonnage | ||||
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 53.6% | 51.1% | 59.9% | 63.0% |
| LA/LB | 33.1% | 31.2% | 36.7% | 37.8% |
| Oakland | 8.5% | 8.3% | 9.4% | 8.7% |
| NWSA | 10.9% | 10.5% | 13.6% | 16.0% |
| Shares of U.S. Mainland Containerized Export Value | ||||
| February 2026 | February 2025 | February 2019 | February 2019 | |
| USWC | 59.6% | 55.6% | 64.2% | 67.2% |
| LA/LB | 39.6% | 36.8% | 44.1% | 46.7% |
| Oakland | 11.1% | 11.1% | 11.5% | 10.4% |
| NWSA | 8.6% | 7.3% | 8.5% | 9.6% |