Hazardous waste

Last updated on October 7, 2022

To prevent harming human health and the environment, it’s essential that hazardous waste is handled, stored, transported, treated and disposed of properly.

Waste that is classified and defined as hazardous waste must be managed according to the rules and standards set out by the: 

How to tell if waste is hazardous

Wastes may be hazardous for many reasons. They might:

  • Be corrosive, ignitable, infectious, reactive and toxic (the acute hazard characteristics)
  • Have the potential to harm human health or the environment in a subtle manner over long periods of time (the chronic hazards)

Types of hazardous waste

  • Paints
  • Oils
  • Solvents
  • Acids
  • Heavy metal-containing sludges
  • Pesticides

Hazardous waste management

Ongoing collaboration with communities, public organizations, industry leaders and private agencies ensures that current technology and best practices guide the handling and disposal of hazardous waste.


The information in the Hazardous Waste website is provided as a public service. This website and all the information it contains do not supersede or replace the Environmental Management Act and its regulations. 

In the case of omissions or discrepancies, the Act and its regulations apply.