Hazard Evaluation System and Information Service Resources

What is the Hazard Evaluation System and Information Service (HESIS)?

The Hazard Evaluation System and Information Service (HESIS) is a program in the Occupational Health Branch of the California Department of Public Health that identifies, evaluates, and provides practical information on toxic chemicals and other workplace hazards. HESIS also offers technical input and recommendations on new or updated occupational health standards and works collaboratively with different groups on prevention projects and activities.

HESIS is supported by an interagency agreement between the Department of Industrial Relations and the Department of Public Health.

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January 2018

The Department of Industrial Relations (DIR) recognizes the importance of communicating effectively with individuals, including those with limited English proficiency. DIR is making an effort to provide meaningful services for individuals that speak languages other than English.

If you need to access information in a language other than English:

Use the Google Translate function below:

Note: This is a service provided by Google. Google Translate cannot translate all types of documents, and may not provide an exact translation.

Contact DIR to request an interpreter over the phone:

Office Name	Topic	Phone Numbers
Cal/OSHA	Workplace Safety and Health	833-579-0927
Labor Commissioner's Office	Wages, breaks, retaliation and labor laws	833-526-4636
Division of Workers' Compensation	Benefits for work-related injuries and illnesses	1-800-736-7401
Office of the Director	Any other topic related to the Department of Industrial Relations	844-522-6734

Hazard Evaluation System and Information Service Resources

What is the Hazard Evaluation System and Information Service (HESIS)?

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