American Trim LLC Stormwater Outfall, Cullman, Alabama | Industrial Runoff Management

American Trim LLC is a stormwater outfall facility located at 1909 Beech Avenue in Cullman, Alabama, United States. The facility is operational and serves an industrial catchment area, with NAICS codes indicating metal fabrication, coating, and related manufacturing activities. As a stormwater outfall, it manages runoff from industrial surfaces, which is subject to regulation under the US Clean Water Act and NPDES MS4 permits. The facility operates within Alabama's regulatory framework, which requires industrial stormwater discharges to be covered under NPDES permits. The outfall likely includes best management practices such as sediment basins, oil-water separators, or filtration systems to treat runoff before discharge. The scale of the facility is typical for industrial stormwater outfalls in the region, handling runoff from a medium-sized industrial site. Environmental significance lies in its role in preventing untreated industrial runoff from entering local waterways. Cullman is part of the Black Warrior River watershed, and proper stormwater management helps protect water quality in this ecologically important area. The facility's compliance with NPDES requirements is critical for minimizing pollutant loads from industrial activities.

The facility is located in Cullman, Alabama, within the Black Warrior River watershed, which drains into the Mobile Bay estuary. Industrial stormwater runoff from metal fabrication and finishing operations can contain heavy metals, oils, and sediments. Proper management is essential to prevent impairment of local water bodies, which support aquatic life and recreational uses. The region's climate, with frequent thunderstorms, increases runoff volumes and the potential for pollutant transport.