WM Simi Valley Landfill - Operational Landfill in Simi Valley, California

WM Simi Valley Landfill is an operational solid waste landfill located at 2801 Madera Rd, Simi Valley, California, in Ventura County. As a landfill facility, it plays a key role in the region's waste management infrastructure, accepting municipal solid waste for disposal. The facility is part of the broader US solid waste management sector, which is regulated under the Resource Conservation and Recovery Act (RCRA) Subtitle D for municipal solid waste landfills and the Clean Air Act (CAA) for landfill gas emissions. The landfill operates under US federal and California state regulations, which require liners, leachate collection systems, and groundwater monitoring to protect environmental health. Landfill gas management, including collection and control of methane, is a critical operational aspect to reduce greenhouse gas emissions. The facility's location in Southern California, a region with high population density and significant waste generation, underscores its importance in managing local waste streams. WM Simi Valley Landfill contributes to the community by providing essential waste disposal services. Its operational status ensures continued service for residential and commercial waste in the area. The facility's environmental management practices, including gas collection and leachate control, are typical for modern landfills in the US, aiming to minimize impacts on air and water quality.

The landfill is situated in Simi Valley, California, a region with a Mediterranean climate and proximity to the Santa Susana Mountains. Key environmental considerations for this facility include landfill gas generation (methane) and its potential contribution to greenhouse gas emissions, as well as leachate management to protect groundwater resources. The area's dry climate reduces but does not eliminate leachate risks, and proximity to residential areas necessitates careful odor and traffic management.