- Household hazardous waste collection programs (the preferred choice for household chemical disposal).
- Residential medical and pharmaceutical waste.
- General residential recycling and electronics and computer waste.
- Preparing products to make them safer for disposal (last resort alternative for household chemical disposal).
- Residential materials prohibited from landfill disposal.
- General guidance and policy.
Customer technical assistance
4300 Cherry Creek Drive South
Denver, CO 80246-1530
1-888-569-1831, ext. 3320 (outside 303/720 area codes)