Overview
MITCHELL CONCRETE SPECIALTIES LLC operates a stormwater outfall in Alabaster, Alabama, managing runoff from concrete manufacturing under US EPA NPDES MS4 regulations.
MITCHELL CONCRETE SPECIALTIES LLC is a stormwater outfall facility located at 499 HWY 31 SOUTH in Alabaster, Shelby County, Alabama, United States. The facility is operational and serves as a point of discharge for stormwater runoff from a concrete specialty manufacturing site, classified under NAICS 327320. As a stormwater outfall in the United States, this facility operates under the Clean Water Act and is subject to National Pollutant Discharge Elimination System (NPDES) permitting requirements. For industrial facilities like concrete manufacturing, stormwater discharges are typically regulated under Multi-Sector General Permits (MSGP) or individual permits, which mandate best management practices (BMPs) for pollution prevention and monitoring of effluent quality. The facility's discharge contributes to local stormwater management in the Cahaba River watershed, which supports diverse aquatic habitats. Proper management of runoff from industrial sites is critical to prevent sediment, heavy metals, and other pollutants from impacting water quality and downstream ecosystems.
Environmental context
The facility is located in the Cahaba River watershed, a region known for high aquatic biodiversity. Stormwater runoff from concrete manufacturing can contain elevated pH, total suspended solids, and metals such as chromium and lead. Effective management through BMPs like sediment basins and pH adjustment is essential to protect receiving waters from degradation.
Frequently asked questions
The facility is located at 499 HWY 31 SOUTH in Alabaster, Shelby County, Alabama, United States.
It is a stormwater outfall facility that discharges runoff from a concrete specialty manufacturing site.
The facility is subject to the Clean Water Act and NPDES permitting, likely under the EPA's Multi-Sector General Permit for industrial stormwater discharges.
The NAICS code is 327320, which corresponds to Ready-Mix Concrete Manufacturing.
Proper stormwater management prevents pollutants like sediment and metals from entering waterways, protecting aquatic habitats in the Cahaba River watershed.
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