Greens Creek Mine Harbour, Admiralty Island, Alaska | Marine Utilities Facility

Greens Creek Mine is a harbour facility located on Admiralty Island, near Angoon, Alaska, United States. It serves the mining sector, primarily handling bulk materials for the Greens Creek Mine, one of the largest silver mines in the world. The facility operates under U.S. jurisdiction and is subject to federal and state environmental regulations. The harbour is equipped to manage bulk cargo, including ore concentrates and supplies. As a mining support facility, it adheres to the U.S. EPA Vessel General Permit (VGP) and NPDES requirements for stormwater and wastewater management. The facility's operations are typical for remote Alaskan ports, with a focus on efficient material transfer and environmental protection. Located in the Tongass National Forest, the harbour operates in a sensitive coastal ecosystem. Its environmental management includes measures to prevent spills and manage stormwater runoff. The facility plays a critical role in the local economy, providing essential logistics for the mining industry while maintaining compliance with environmental standards.

The harbour is situated in a pristine coastal environment on Admiralty Island, part of the Tongass National Forest. The area supports diverse marine life, including salmon and marine mammals. Operations involve handling bulk minerals, which requires careful stormwater and spill management to protect local waterways. The facility's proximity to sensitive habitats necessitates robust environmental controls.