Overview
Mamaw's Pit is a stormwater outfall located in Lavaca, Alabama, serving industrial catchments in Choctaw County. It operates under US EPA NPDES MS4 permit regulations.
Mamaw's Pit is a stormwater outfall facility located near Lavaca, Alabama, in Choctaw County. The facility manages stormwater runoff from industrial activities, as indicated by its associated NAICS codes for mining and related operations. As a stormwater outfall, it discharges collected runoff into local waterways, playing a key role in managing water quality in the region. The facility operates under the regulatory framework of the US Clean Water Act, specifically through the National Pollutant Discharge Elimination System (NPDES) Municipal Separate Storm Sewer System (MS4) permits. Given its industrial catchment, the outfall is subject to additional stormwater management requirements under the EPA's Multi-Sector General Permit (MSGP) for industrial activities. The facility's location in rural Alabama suggests it handles runoff from mining and quarrying operations typical of the area. Mamaw's Pit contributes to local flood control and water quality protection by managing stormwater discharge from industrial sites. Its operation is critical for preventing erosion, sedimentation, and pollutant transport into nearby water bodies. The facility's performance directly impacts the ecological health of receiving waters in the Tombigbee River watershed.
Environmental context
The facility discharges stormwater from industrial mining activities in Choctaw County, Alabama, an area with significant mineral extraction. Runoff from such operations can carry sediments, metals, and other pollutants that may affect local water quality. The receiving waters are part of the Tombigbee River basin, which supports diverse aquatic habitats. Proper stormwater management is essential to prevent impairment of these water bodies and to comply with Clean Water Act standards.
Frequently asked questions
Mamaw's Pit is located east of Alabama Highway 114, approximately 1.75 miles north of its intersection with Alabama Highway 11, near Lavaca in Choctaw County, Alabama, United States.
Mamaw's Pit is a stormwater outfall facility that manages and discharges stormwater runoff from industrial activities, particularly mining operations, into local waterways.
As a stormwater outfall in the United States, Mamaw's Pit operates under the Clean Water Act's National Pollutant Discharge Elimination System (NPDES). It is subject to MS4 permit requirements for municipal systems and may also be covered under the Multi-Sector General Permit for industrial stormwater discharges.
Stormwater outfalls are critical for controlling runoff from urban and industrial areas, preventing flooding, and reducing pollutant loads to receiving waters. Proper management helps protect water quality and aquatic ecosystems.
Mamaw's Pit collects and discharges stormwater from industrial mining sites in Choctaw County, helping to manage runoff volumes and reduce the risk of erosion and contamination in the Tombigbee River watershed.
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