Latest News

The Office of Environmental Health Hazard Assessment has submitted to the State Water Resources Control Board acute notification level recommendations for four cyanotoxins. Cyanotoxins are toxins produced by cyanobacteria, also known as blue-green algae, during algal blooms. These acute NL recommendations represent the recommended maximum concentrations that people can consume over a 24-hour period.

Disadvantaged Community Designation (May 2022)

The proposed rulemaking to amend the regulation related to short-form Proposition 65 warnings was initially noticed in the California Regulatory Notice Register in January 2021. OEHHA has allowed the rulemaking to lapse as provided for under the Administrative Procedure Act OEHHA intends to restart the rulemaking process on the short-form with a new regulatory proposal, informed by comments on the previous proposal, in the next several weeks.

Fish advisory for Lake Isabella in Kern County. 

A state fish advisory issued today for Lake Isabella in Kern County provides safe eating advice for black bass species, Common Carp, and Threadfin Shad.

Information on the uses of CalEnviroScreen

Overview of the program, with links to relevant documents.

The Office of Environmental Health Hazard Assessment is releasing a draft document summarizing the toxicity and derivation of Reference Exposure Levels for 1-Bromopropane .  This document will be reviewed and discussed by the Scientific Review Panel on Toxic Air Contaminants (SRP) at its meeting on May 12, 2022 in Sacramento, CA.  RELs are airborne concentrations of a chemical that are not anticipated to result in adverse noncancer health effects for specified exposure durations in the general population, including sensitive subpopulations.

OEHHA's Tribal Consultation Policy provides a framework for OEHHA to establish and maintain effective government-to-government relationships and engage in meaningful consultation with California Native American Tribes. The policy demonstrates OEHHA’s commitment to understanding the culture, history and practices of California Native Americans as these relate to their environmental and public health concerns.

Investigation of health risks to children from coloring markers