Bonneville Dam USACE Harbour, Cascade Locks, Oregon | US Marine Utilities

Bonneville Dam USACE is a harbour facility located in Cascade Locks, Oregon, United States. The facility is operated by the US Army Corps of Engineers and is situated on the Columbia River, a major waterway for commercial and recreational navigation. As a harbour, it supports vessel traffic and cargo handling, contributing to the regional transportation network. The facility operates under the regulatory framework of the US Environmental Protection Agency's Vessel General Permit (VGP) and National Pollutant Discharge Elimination System (NPDES) for shoreside activities. These regulations govern stormwater management, oil-water separation, and ballast water treatment to minimize environmental impact. The harbour's location on the Columbia River requires compliance with federal and state water quality standards. Bonneville Dam USACE plays a key role in supporting maritime commerce and navigation in the Pacific Northwest. Its operations are integrated with the dam's hydropower generation and fish passage systems, highlighting the multi-use nature of the Columbia River infrastructure. The facility's proximity to sensitive aquatic habitats necessitates careful environmental management.

The harbour is located on the Columbia River, which supports diverse aquatic ecosystems including salmon and steelhead runs. The facility's operations involve cargo handling and vessel traffic, which can generate stormwater runoff and potential oil spills. Management practices focus on stormwater containment and oil-water separation to protect water quality. The area's seasonal rainfall patterns increase the importance of effective runoff control measures.