The Office of Environmental Health Hazard Assessment (OEHHA)

Our mission is to protect and enhance public health and the environment by scientific evaluation of risks posed by hazardous substances.

To learn more about OEHHA click here.


May 15, 2018: Pesticide-Related Illness – Free Training
OEHHA offers educational courses to health care providers on the recognition, treatment, and reporting of pesticide-related illness. Courses are available on-line or on-site. Each course is approximately one hour, and continuing education credits may be provided.
May 9, 2018: 2018 Report: Indicators of Climate Change in California
The report presents 36 indicators that show how climate change is affecting California. The report is intended to promote scientific analysis to inform decision-making on mitigating and adapting to climate change and to serve as a resource for decision makers, scientists, educators, and the public.