Silverbell (Old) CSWLF - Landfill in Marana, Arizona | Solid Waste Management

Silverbell (Old) CSWLF is a landfill facility located in Marana, Arizona, United States. It operates under the jurisdiction of Pima County and is classified under NAICS code 562212 for solid waste landfills. The facility is currently operational and serves the local community's solid waste management needs. As a landfill in the United States, Silverbell (Old) CSWLF is subject to federal regulations under the Resource Conservation and Recovery Act (RCRA) Subtitle D, which governs municipal solid waste landfills. Additionally, Clean Air Act regulations apply to landfill gas emissions, requiring gas collection and control systems for larger facilities. The landfill likely employs standard practices such as daily cover, leachate management, and groundwater monitoring to comply with environmental standards. The facility plays a key role in managing solid waste for the Marana area and surrounding communities. Its location in the Sonoran Desert presents unique environmental considerations, including low rainfall and high evaporation rates, which influence leachate generation and water management strategies. Proper operation is essential to minimize methane emissions and protect local groundwater resources.

The landfill is situated in the Sonoran Desert near Marana, Arizona, an arid region with low annual precipitation and high evaporation. This climate reduces leachate generation but increases the potential for fugitive dust and odor. Groundwater in the area is a critical resource, and the facility must implement robust leachate collection and groundwater monitoring to prevent contamination. Proximity to residential areas and wildlife habitats requires careful management of traffic, noise, and methane emissions to minimize community and environmental impact.