Browse locations published by the agency. Check the dated hours and transaction instructions before visiting. Broad service categories do not guarantee that a specific transaction is available at a counter. County boundaries provide location context.
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Merced County
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Merced County resident HHW programs. Only listed materials are accepted during ordinary landfill hours; other HHW requires a scheduled collection event. Businesses use separate disposal services.
Authority instructions for limited everyday HHW diversion and separately scheduled full HHW collection events. Pesticides and pool chemicals are not accepted every day.
Event-only household hazardous waste
Materials such as pesticides and pool chemicals require a scheduled HHW collection event; they are not everyday landfill drop-offs.
The Regional Waste Management Authority lists its two landfills, regular contact hours, closed holidays and material-specific rules. Ordinary disposal, HHW days and community-cleanup events are separate.
Dated landfill calendar and separate cleanup events
Please check our 2026 calendar to see the days/hours of operation for both landfills, including dates of the Cities' and the County's Community Cleanup Events.
The Billy Wright and Highway 59 Landfills accept up to ten (10) mattresses and box springs from residents for FREE. Please neatly stack each mattress or box spring in the designated mattress area to avoid penalty of $5 each.
The 2026 calendar includes closed holidays, regular hours of operation, and household hazardous waste drop-off days for Billy Wright Landfill and Highway 59 Landfill.