Coeur Alaska - Kensington Gold Mine Stormwater Outfall, Juneau, Alaska

Coeur Alaska - Kensington Gold Mine operates a stormwater outfall in Juneau, Alaska, within the Juneau City and Borough. This facility manages stormwater runoff from gold mining activities, classified under NAICS codes 212220 and 212221 for gold ore mining. As a stormwater outfall in the United States, it falls under the Clean Water Act and EPA NPDES MS4 permit framework, which regulates discharges from industrial and municipal sources. The facility is operational and located at 3031 Clinton Drive Suite 202, Juneau, AK 99801. Gold mining operations typically generate stormwater runoff that requires treatment to meet water quality standards. The regulatory context for this facility includes compliance with Alaska's water quality standards and EPA's effluent guidelines for the mining sector. This outfall serves the Kensington Gold Mine, an important economic asset in the region. Stormwater management at mining sites is critical to prevent sediment and pollutant discharge into nearby water bodies, protecting aquatic ecosystems in the sensitive Alaskan environment. The facility's location in a coastal area near Juneau underscores the need for robust stormwater controls to safeguard local waterways.

The facility is located in the coastal region of Juneau, Alaska, an area with significant precipitation and sensitive aquatic ecosystems. Stormwater runoff from gold mining operations can carry sediments, heavy metals, and other pollutants that may impact local water bodies, including those that support salmon and other wildlife. The site's proximity to the marine environment heightens the importance of effective stormwater management to prevent degradation of water quality and habitat.