Overview
GRAPHITE ONE (ALASKA) INC is a stormwater outfall in Anchorage, Alaska, serving the mining sector. It operates under US EPA NPDES MS4 permit regulations.
GRAPHITE ONE (ALASKA) INC is a stormwater outfall located at 471 W 36TH in Anchorage, Alaska. This facility manages stormwater discharge from mining operations (NAICS 212390, 212399) and is subject to US EPA NPDES MS4 permit requirements under the Clean Water Act. The facility operates in Alaska, where stormwater management is critical due to sensitive aquatic ecosystems and cold climate conditions. As a stormwater outfall, it likely employs best management practices (BMPs) such as sedimentation basins or filtration to control runoff quality before discharge. Environmental significance includes potential impacts on receiving waters in the Anchorage area. The facility's compliance with NPDES permits ensures protection of local water quality, supporting community and ecological health in this northern region.
Environmental context
Anchorage's stormwater outfalls discharge into the Cook Inlet watershed, which supports salmon runs and marine habitats. The region's cold climate and seasonal snowmelt create unique runoff patterns, requiring robust stormwater management to prevent erosion and pollutant loading. Regulatory oversight under the Clean Water Act ensures discharges meet water quality standards.
Frequently asked questions
GRAPHITE ONE (ALASKA) INC is located at 471 W 36TH in Anchorage, Alaska, USA.
It is a stormwater outfall facility that manages runoff from mining operations, ensuring compliance with NPDES MS4 permit requirements.
The facility operates under NAICS codes 212390 (Other Nonmetallic Mineral Mining and Quarrying) and 212399 (All Other Nonmetallic Mineral Mining).
Stormwater outfalls in Alaska are regulated under the US Clean Water Act through NPDES MS4 permits, which require stormwater management plans and best management practices to protect water quality.
Mining operations can generate runoff containing sediments and pollutants. Proper stormwater management prevents contamination of nearby water bodies, protecting aquatic ecosystems and public health.
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