Old Dominion Freight Line - FSM Stormwater Outfall, Fort Smith, Arkansas

Old Dominion Freight Line - FSM is a stormwater outfall located at 8101 Flagstone Road in Fort Smith, Sebastian County, Arkansas. This facility manages stormwater runoff from a freight transportation operation, classified under NAICS 484122. As a stormwater outfall, it discharges collected runoff into local waterways, playing a key role in managing urban stormwater in the region. The facility operates under the regulatory framework of the US Clean Water Act, specifically the National Pollutant Discharge Elimination System (NPDES) program. Stormwater discharges from industrial activities like freight transportation are typically regulated under NPDES Multi-Sector General Permits, which require implementation of stormwater pollution prevention plans and best management practices to control pollutants. In the context of Fort Smith and the Arkansas River basin, effective stormwater management is critical to protect water quality and prevent flooding. The facility's location in an industrial area means runoff may contain pollutants such as sediment, oil, and grease. Proper operation of this outfall helps mitigate impacts on downstream water bodies and supports community resilience against storm events.

The facility is situated in Fort Smith, Arkansas, within the Arkansas River watershed. Stormwater runoff from industrial areas like freight terminals can carry pollutants such as sediment, heavy metals, and hydrocarbons. The region experiences a humid subtropical climate with frequent thunderstorms, leading to significant runoff volumes. Effective stormwater management is essential to protect local water quality and reduce the risk of flooding in downstream communities.