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The Office of Environmental Health Hazard Assessment (OEHHA)

Our mission is to protect and enhance the health of Californians and our state’s environment through scientific evaluations that inform, support and guide regulatory and other actions.

To learn more about OEHHA click here.

Wild Fire Smoke - A Guide for Public Health Officials is designed to help local public health officials prepare for smoke events, take measures to protect the public when smoke is present, and communicate with the public about wildfire smoke and health.

Protecting Public Health from Home and Building Fire Ash This report summarizes safe methods of ash cleanup. Protección de la Salud Pública contra las Cenizas de Incendios en Casas y Edificios (Spanish)

 

For more information on: How Smoke from Fires Can Affect Your Health

News

Mar 20, 2019: Analysis of Refinery Chemical Emissions and Health Effects
A report presents a list of chemicals emitted from California refineries, and then prioritizes the chemicals according to their emissions levels and toxicity. The report is a companion document or appendix to ARB’s air monitoring report, “Refinery Emergency Air Monitoring Assessment Report”.
Mar 15, 2019: Acetaminophen Selected by OEHHA for Consideration for Listing by the Carcinogen Identification Committee and Request for Relevant Information on the Carcinogenic Hazard of this Chemical
The Carcinogen Identification Committee of OEHHA’s Science Advisory Board serves as the state’s qualified experts and renders an opinion about whether a chemical has been clearly shown to cause cancer.  The chemicals identified as carcinogens by the CIC are added to the Proposition 65 list.