TDY Industries Inc - ATI Firth Sterling Stormwater Outfall, Gurley, Alabama

TDY Industries Inc - ATI Firth Sterling is a stormwater outfall located at 148 Little Cove Rd, Gurley, Alabama, in Madison County. The facility is operational and manages stormwater discharge from industrial operations classified under NAICS codes 332117 (Powder Metallurgy Part Manufacturing) and 332999 (All Other Miscellaneous Fabricated Metal Product Manufacturing). As a stormwater outfall, it is subject to the US EPA's National Pollutant Discharge Elimination System (NPDES) permitting program, specifically under the Clean Water Act. The facility operates under the regulatory framework of the NPDES stormwater program, which requires industrial facilities to obtain permits for stormwater discharges. These permits typically include requirements for pollution prevention plans, best management practices, and monitoring to ensure compliance with water quality standards. The outfall likely serves an industrial catchment area, managing runoff from manufacturing processes and impervious surfaces. Stormwater management at this site is important for protecting local water quality in the Tennessee Valley region. The outfall discharges into nearby water bodies, and proper management helps prevent pollutants such as metals, sediment, and chemicals from entering streams and rivers. Compliance with NPDES permits is critical to minimize environmental impact and support the ecological health of the surrounding area.

The facility is located in Gurley, Alabama, within the Tennessee Valley region, which features a humid subtropical climate with significant rainfall throughout the year. Stormwater runoff from industrial sites can carry pollutants like heavy metals, oils, and sediments into local waterways. The outfall discharges into receiving waters that may be sensitive to industrial contaminants, making proper stormwater management essential for protecting aquatic ecosystems and downstream water quality.