SIPLAST ICOPAL INC Stormwater Outfall, Arkadelphia, Arkansas, USA

SIPLAST ICOPAL INC is a stormwater outfall facility located at 1111 HWY. 67 S. in Arkadelphia, Clark County, Arkansas, United States. The facility is operational and classified under NAICS code 324122 (Asphalt Shingle and Coating Materials Manufacturing), indicating an industrial catchment with potential stormwater runoff concerns. As a stormwater outfall in the United States, this facility is subject to the Clean Water Act and EPA's NPDES MS4 permitting framework. Industrial facilities like this typically require a Multi-Sector General Permit (MSGP) for stormwater discharges, which mandates stormwater pollution prevention plans (SWPPPs) and regular monitoring. The facility's location in Arkansas places it under the jurisdiction of the Arkansas Department of Energy and Environment. The environmental significance of this outfall relates to its discharge into local water bodies, which may be impaired or sensitive. Industrial stormwater runoff can contain pollutants such as sediment, oil, grease, and chemicals from manufacturing processes. Proper management and compliance with permit conditions are essential to protect water quality in the surrounding watershed.

The facility is located in Arkadelphia, Arkansas, within the Ouachita River watershed. The region experiences a humid subtropical climate with significant rainfall, increasing the potential for stormwater runoff. Industrial activities at the site, classified under asphalt manufacturing, may contribute pollutants such as heavy metals, hydrocarbons, and suspended solids to local waterways. Discharge to impaired water bodies could pose risks to aquatic ecosystems and downstream water quality.