Descanso Sanitary Landfill - Operational Landfill in Descanso, California

Descanso Sanitary Landfill is an operational landfill located in Descanso, California, within San Diego County. The facility manages municipal solid waste for the surrounding region, operating under the regulatory framework of the US EPA, including RCRA Subtitle D for municipal solid waste landfills and Clean Air Act landfill gas rules. As a landfill in California, the facility is subject to state and federal regulations governing landfill gas collection, leachate management, and groundwater monitoring. California's stringent environmental standards require active gas collection systems and regular groundwater testing to mitigate methane emissions and protect local water resources. The landfill plays a key role in the region's waste management infrastructure, providing disposal capacity for communities in eastern San Diego County. Its operations are integrated with broader waste diversion and recycling programs, contributing to the state's circular economy goals.

The landfill is situated in a semi-rural area of Descanso, near the Cleveland National Forest. Local environmental concerns include potential methane leakage from landfill gas, leachate impacts on groundwater, and community proximity. California's regulatory framework mandates gas collection systems and groundwater monitoring to address these risks.