Overview
Seattle Port Terminal 18D is an operational harbour facility in Seattle, Washington, handling deep-sea cargo under U.S. maritime regulations. It serves as a key node in the Pacific Northwest supply chain.
Seattle Port Terminal 18D is a harbour facility located at 2900 11th Ave SW, Terminal 18D, in Seattle, Washington. Operated within the Port of Seattle, this terminal handles deep-sea cargo and is a critical component of the region's maritime infrastructure. The facility is situated on the Duwamish Waterway, providing access to the Puget Sound and international shipping routes. As a deep-sea terminal, it operates under the regulatory framework of the U.S. Environmental Protection Agency's Vessel General Permit (VGP) and the Clean Water Act, which govern stormwater discharge and ballast water management. The facility likely handles containerized cargo, given its location in a major port complex. Typical operations include cargo loading/unloading, storage, and intermodal connections to rail and truck networks. The terminal's environmental significance lies in its proximity to the Duwamish River, a Superfund site, requiring careful management of stormwater runoff and potential spills. The facility contributes to the local economy by supporting trade and employment, while adhering to environmental standards to minimize impact on the surrounding aquatic ecosystem.
Environmental context
The facility is located on the Duwamish Waterway, a tidally influenced river that flows into Puget Sound. This area supports diverse marine life, including salmon runs and orca habitats. Stormwater management is critical to prevent pollutants from cargo handling and vessel operations from entering sensitive coastal waters. The terminal's operations are subject to stringent local and federal regulations to protect water quality.
Frequently asked questions
Seattle Port Terminal 18D is located at 2900 11th Ave SW, Terminal 18D, Seattle, Washington 98134, USA, on the Duwamish Waterway.
As a deep-sea harbour terminal, it primarily handles containerized cargo, facilitating international trade through the Port of Seattle.
The terminal operates under the U.S. EPA Vessel General Permit (VGP) for ballast water and stormwater discharge, as well as the Clean Water Act and local Washington state regulations.
The facility implements stormwater management practices such as sediment basins, oil-water separators, and regular monitoring to comply with NPDES permits and protect the Duwamish Waterway.
The Duwamish Waterway provides deep-water access for vessels but is also a Superfund site, requiring careful environmental management to prevent contamination from terminal operations.
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