MODESTO SAND & GRAVEL DISPOSAL SITE - Landfill in Modesto, California, USA

MODESTO SAND & GRAVEL DISPOSAL SITE is an operational landfill located in Modesto, California, within Stanislaus County. The facility is situated near Highway 99 and the Stanislaus River, serving the solid waste management needs of the local community. As a landfill, it plays a key role in the region's waste disposal infrastructure. The facility operates under the regulatory framework of the US EPA, including RCRA Subtitle D for municipal solid waste landfills and Clean Air Act standards for landfill gas management. California's stringent state regulations further govern leachate control, groundwater monitoring, and methane collection. The landfill's NAICS code 562212 indicates it is a solid waste landfill, typically handling a mix of municipal and non-hazardous industrial waste. The site's proximity to the Stanislaus River necessitates careful environmental management to prevent groundwater contamination and manage leachate. Landfill gas collection systems are likely in place to mitigate methane emissions. The facility contributes to the region's waste management capacity, supporting Modesto and surrounding areas.

The landfill's location near the Stanislaus River and in California's Central Valley raises important environmental considerations. Groundwater protection is critical due to the risk of leachate migration, requiring robust liner and collection systems. Methane generation from decomposing waste must be managed through gas collection to reduce greenhouse gas emissions. Community proximity and truck traffic also impact local air quality and noise levels.