The mission of the California Department of Public Health (CDPH) is dedicated to optimizing the health and well-being of all Californians. The CDPH achieves its mission through the following core activities:

• Promoting healthy lifestyles for individuals and families in their communities and workplaces.
• Preventing disease, disability, and premature death, and reducing or eliminating health disparities.
• Protecting the public from unhealthy and unsafe environments.
• Providing or ensuring access to quality, population-based health services.
• Preparing for and responding to public health emergencies.
• Producing and disseminating data to inform and evaluate public health status, strategies, and programs.