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Workshop - "Draft Inhalation Cancer Unit Risk Factor for Perchloroethylene" in Diamond Bar, CA.

Questions and answers about the insecticide Merit® (Imidacloprid).  English, Simplified Chinese, Spanish, Hmong, and Khmer versions available.

OEHHA has provided a number of comments on the risk characterization and the exposure assessment methodology and conclusions on the draft RCD and EAD for Methomyl. These comments and our recommendations, as well as suggested clarifications, additions and corrections, are contained in the attachment.

Questions and answers about CalEnviroScreen, a screening tool that evaluates the burden of pollution from multiple sources in communities while accounting for potential vulnerability to the adverse effects of pollution.

Vea preguntas frecuentes sobre CalEnviroScreen. Por favor envíenos un correo electrónico a CalEnviroScreen@oehha.ca.gov si tiene preguntas adicionales.

General infomation about the indicators that make up CalEnviroScreen.

Request for information on the possible reproductive toxicity of: n-Hexane, Nickel and Nickel Compounds, Perfluorooctanoic acid (PFOA) and its salts, Perfluorooctane sulfonate (PFOS) and its salts. Comment period closes April 4, 2016.

Establishment of a no significant risk level (NSRL) for Diisononyl Phthalate (DINP) of 146 micrograms per day.

Background information on OEHHA's use of epidemeiological studies, with links to health studies of criteria air pollutants, traffic exposure, and human health impacts of climate change.

OEHHA is responsible for conducting health risk assessments of chemical contaminants in air. In addition, OEHHA reviews site-specific risk assessments under the Air Toxics Hot Spots program and is developing risk assessment guidance, some of which has been completed, for use in site-specific risk assessment (see Air Toxics Hot Spots).