Mariposa County Landfill - Solid Waste Management Facility in Mariposa, California

Mariposa County Landfill is an operational solid waste facility located at 5593 Highway 49 North in Mariposa, California. It serves the Mariposa County area, providing landfill disposal services for municipal solid waste. The facility is classified under NAICS code 562212, which covers solid waste landfills. As a landfill in California, Mariposa County Landfill operates under the regulatory framework of the US EPA's RCRA Subtitle D for municipal solid waste landfills, as well as California's stringent state regulations. Landfills in this region typically employ liner systems, leachate collection, and gas management to mitigate environmental impacts. The facility's scale is likely small to medium, serving a rural county with a population of around 18,000. The environmental significance of Mariposa County Landfill lies in its role in managing local waste while minimizing risks through engineered controls. Proper landfill gas collection helps reduce methane emissions, and leachate management protects groundwater in the Sierra Nevada foothills. The facility's operation supports community sanitation and waste diversion efforts in the region.

Mariposa County is located in the Sierra Nevada foothills, an area with sensitive watersheds and groundwater resources. Landfills in this region must carefully manage leachate to prevent contamination of local aquifers and streams. Additionally, landfill gas collection systems are critical to mitigate methane emissions, a potent greenhouse gas. The facility's proximity to rural communities requires attention to odor control and traffic management.