Workplace exposure standards for airborne contaminants (2022)

A list of workplace exposure standards for airborne contaminants and how to meet your duties under the Work Health and Safety Act and Regulations.


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This document is the list of workplace exposure standards (WES).  

The WES has been updated for respirable coal dust on 1 October 2022. The updates will not take effect until they are implemented by your jurisdiction. Contact your work health and safety or mining regulator for information on the laws that apply in your jurisdiction.

For more information about the change please go to the Coal dust page.

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Managing health and safety
The work environment
Confined spaces
Crystalline silica and silicosis
Hazardous chemicals
Workplace exposure standards for chemicals