Western Placer Waste Management Authority Landfill - Roseville, California Solid Waste Facility

Western Placer Waste Management Authority operates a landfill facility in Roseville, California, within Placer County. The plant is classified under NAICS codes 562211 (Hazardous Waste Treatment and Disposal) and 562212 (Solid Waste Landfill), indicating its role in managing both hazardous and non-hazardous solid waste streams. As an operational landfill, it serves the waste disposal needs of the surrounding communities in the Sacramento metropolitan area. The facility operates under the regulatory framework of the United States Environmental Protection Agency (EPA), specifically RCRA Subtitle D for municipal solid waste landfills, and California's stringent state regulations. California's landfill standards include requirements for liner systems, leachate collection, groundwater monitoring, and landfill gas management. The landfill likely employs modern engineering controls to mitigate environmental impacts, such as composite liners and gas extraction systems. As a major waste management facility in Placer County, the landfill plays a critical role in regional solid waste infrastructure. Its location in a growing urban area necessitates careful management of community impacts, including traffic, odor, and air quality. The facility's operations contribute to the circular economy by potentially capturing landfill gas for energy generation, reducing methane emissions, and supporting California's climate goals.

The landfill is situated in Roseville, California, a region with a Mediterranean climate and proximity to the Sacramento River watershed. Key environmental considerations include landfill gas management to mitigate methane emissions, a potent greenhouse gas, and leachate control to prevent groundwater contamination. The facility's location in a developed area requires careful monitoring of air quality and community impacts, such as odor and traffic. California's regulatory framework mandates comprehensive environmental monitoring and reporting to ensure compliance with state and federal standards.