Hazardous waste is any product labeled caution, warning, danger, poison, toxic, flammable or corrosive. This includes items such as household cleaners, paint, batteries, pool chemicals and automobile fluids.

Limits per drop-off or pick-up are 15 gallons or 125 pounds, and drop-offs require residents to bring proof of residency (driver’s license, etc.). HHW sites and pick-up services do not accept explosives, or radioactive, biomedical or business wastes.

• Types of household hazardous waste: Household items, electronic waste and used motor oil.
• Programs: The City of Carlsbad offers three household hazardous waste programs to fit community members' needs and schedules.
• Household hazardous waste facilities: Service is provided by Waste Management and Clean Harbors Environmental Services for residents to drop off their household hazardous waste at various facilities.