Willis Warren Ranch Landfill - Cambria, California Solid Waste Management

Willis Warren Ranch is a landfill facility located on San Simeon Creek Road in Cambria, California, within San Luis Obispo County. The facility is currently operational and handles solid waste disposal for the surrounding region. As a landfill, it plays a key role in the local waste management infrastructure. The facility operates under the regulatory framework of the US EPA's Resource Conservation and Recovery Act (RCRA) Subtitle D, which governs municipal solid waste landfills, as well as California's stringent state regulations. Landfills of this type typically include systems for landfill gas collection and leachate management to mitigate environmental impacts. The NAICS code 562212 indicates it is classified as a solid waste landfill. Environmental considerations for this facility include methane capture from decomposing waste, leachate containment to protect groundwater, and management of community impacts such as traffic and odor. Located in a rural area near Cambria, the landfill serves a vital function in managing waste from the county while adhering to state and federal environmental standards.

The landfill is situated in a rural area of San Luis Obispo County, near the coastal community of Cambria. Key environmental concerns for this facility include methane emissions from decomposing organic waste, which contribute to greenhouse gas emissions if not captured. Leachate management is critical to prevent groundwater contamination, especially given the proximity to the Pacific coast and local watersheds. The facility's operations also involve truck traffic and potential odor impacts on nearby residents.