Martin Marietta Materials, Inc. Cement Plant in Alexandria, Louisiana

Martin Marietta Materials, Inc. operates a cement plant located at 1300 Ashley Ave., Alexandria, Louisiana, United States. The facility is currently operational and is classified under NAICS code 327310 (Cement Manufacturing), indicating its role in producing cement for construction and infrastructure projects. The plant operates under the regulatory framework of the U.S. Environmental Protection Agency (EPA), including the Clean Air Act (CAA) for emissions, the Clean Water Act (CWA) for water discharges, and the Resource Conservation and Recovery Act (RCRA) for waste management. As a cement plant, it is subject to specific emission standards for pollutants such as particulate matter, nitrogen oxides, and sulfur dioxide, and must comply with TRI Section 313 reporting for toxic chemical releases. Cement plants are significant industrial facilities due to their energy-intensive processes and potential environmental impacts. This plant contributes to the local economy by supplying cement for regional construction, while operating under federal and state environmental permits to manage emissions and waste. Its location in Alexandria places it within a mixed industrial and urban context, requiring careful community engagement and regulatory compliance.

The cement plant in Alexandria, Louisiana, operates in a region with a humid subtropical climate, which can influence air dispersion and water management. Cement manufacturing is inherently energy-intensive and generates CO2, particulate matter, and other pollutants. The facility's proximity to residential areas necessitates stringent emission controls under the Clean Air Act. Local water resources may be affected by process water discharges, regulated under the Clean Water Act. The plant's waste management practices fall under RCRA, ensuring proper handling of hazardous and non-hazardous wastes.