['Toxic and Hazardous Substances - OSHA']

['Crystalline Silica', 'Toxic and Hazardous Substances - OSHA']

12/15/2025

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Toxic and hazardous substances: Silica - District of Columbia

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Toxic and hazardous substances: Silica - District of Columbia

RegSense District of Columbia State Info Waste/HazWaste Crystalline Silica Toxic and Hazardous Substances - OSHA Hazmat Safety Best Results Occupational Safety and Health Administration (OSHA), DOL Environmental Focus Area English Transportation Toxic and Hazardous Substances - OSHA

Washington, D.C. is not an OSHA-approved State Plan and is under federal OSHA jurisdiction which covers most private sector workers within the state. There are no state-specific OSHA requirements related to silica.

Related information

Silica – ezExplanation
Crystalline silica – RegSense
HazCom – ezExplanation

Citations

29 CFR 1910 Subpart Z – ezExplanation
29 CFR 1910.1053

['Toxic and Hazardous Substances - OSHA']

['Crystalline Silica', 'Toxic and Hazardous Substances - OSHA']

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