PIMA CSWLF Landfill - Pima, Arizona Solid Waste Management Facility

PIMA CSWLF is a solid waste landfill located 1.5 miles south of U.S. Highway 70 in Pima, Arizona, within Graham County. The facility is operational and classified under NAICS code 562212 (Solid Waste Landfill), indicating it receives municipal solid waste for disposal. As a landfill in the United States, PIMA CSWLF operates under the regulatory framework of the US EPA's Resource Conservation and Recovery Act (RCRA) Subtitle D, which sets standards for municipal solid waste landfills, including liner systems, leachate management, and groundwater monitoring. The landfill serves the local community of Pima and surrounding areas in Graham County. Its environmental significance lies in proper waste containment and potential for landfill gas-to-energy projects, which can reduce methane emissions and generate renewable energy. The facility's location in a rural area may influence its operational practices and community impact.

Landfills like PIMA CSWLF face key environmental challenges including methane leakage from decomposing waste, which contributes to greenhouse gas emissions. Leachate management is critical to prevent groundwater contamination, especially in arid regions like Arizona where water resources are scarce. Proximity to the community of Pima requires careful traffic management and odor control to minimize local impacts.