Overview
HORN PIT NO. 2 is a stormwater outfall in Lisman, Alabama, serving the Choctaw County area. It operates under US EPA NPDES MS4 regulations for stormwater discharge management.
HORN PIT NO. 2 is a stormwater outfall located in Lisman, Alabama, United States. The facility manages stormwater runoff from an industrial catchment associated with NAICS code 212321 (Construction Sand and Gravel Mining). As a stormwater outfall, it discharges collected stormwater into local waterways, playing a key role in flood control and water quality management in the region. The facility operates under the regulatory framework of the US Clean Water Act, specifically the National Pollutant Discharge Elimination System (NPDES) Municipal Separate Storm Sewer System (MS4) permits. Given its industrial catchment, the outfall is subject to stormwater pollution prevention plan requirements to minimize pollutant discharge. The facility is operational and located in a rural area of Choctaw County, Alabama. Environmental significance of HORN PIT NO. 2 lies in its role in managing stormwater runoff from mining operations, which can carry sediment and other pollutants. Proper operation helps protect downstream water bodies from erosion and contamination. The facility contributes to local flood mitigation and supports compliance with state and federal water quality standards.
Environmental context
The facility discharges stormwater from an industrial mining catchment in Choctaw County, Alabama, an area with clay-rich soils and rolling hills. Runoff from mining operations can carry high sediment loads, potentially impacting nearby streams and the Tombigbee River watershed. Regulatory oversight under the NPDES program requires best management practices to control erosion and sedimentation, protecting aquatic habitats and downstream water quality.
Frequently asked questions
HORN PIT NO. 2 is located on the west side of Alabama Highway 10, approximately 12.4 miles west of Lisman, in Choctaw County, Alabama, United States.
HORN PIT NO. 2 is a stormwater outfall, which is a point of discharge for stormwater runoff collected from an industrial catchment area, specifically associated with construction sand and gravel mining.
Stormwater outfalls in Alabama are regulated under the US Clean Water Act through the National Pollutant Discharge Elimination System (NPDES). Facilities with industrial activities must obtain NPDES permits and implement stormwater pollution prevention plans to control pollutants in runoff.
The NAICS code for HORN PIT NO. 2 is 212321, which corresponds to Construction Sand and Gravel Mining. This classification indicates the industrial activity generating the stormwater runoff managed by the outfall.
HORN PIT NO. 2 helps manage stormwater runoff from mining operations, reducing the risk of erosion and sedimentation in local waterways. By complying with NPDES permit requirements, the facility supports water quality protection in the Tombigbee River watershed.
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