Twin Mountain Mine Stormwater Outfall, Band Mill, Arkansas

Twin Mountain Mine is a stormwater outfall located in Band Mill, Izard County, Arkansas, United States. This facility manages stormwater runoff from industrial mining operations, classified under NAICS code 212322 for industrial sand mining. As a stormwater outfall, it is subject to the US EPA's National Pollutant Discharge Elimination System (NPDES) permitting framework, which regulates discharges to waters of the United States. In Arkansas, stormwater management for industrial facilities like Twin Mountain Mine typically involves compliance with NPDES Multi-Sector General Permits (MSGP) or individual permits. The facility's operational status indicates active management of stormwater runoff to prevent pollution and mitigate flooding risks. The local regulatory framework, administered by the Arkansas Department of Energy and Environment, ensures adherence to Clean Water Act standards. The environmental significance of Twin Mountain Mine lies in its role in controlling runoff from mining activities, which can carry sediment and pollutants. Proper stormwater management protects nearby water bodies and ecosystems. The facility contributes to community resilience by reducing flood risks and maintaining water quality in the region.

The facility is located in a rural area of Arkansas, where stormwater runoff from mining operations can impact local streams and the White River watershed. Industrial activities like sand mining increase sediment loads and potential chemical contaminants. Effective stormwater management is critical to protect aquatic habitats and downstream water quality.