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Frequenty Asked Questions about Public Health Goals, and a link to download a copy of this guide.

General information on public health goals with a table of all PHG values.  The table includes the chemical name, the PHG value (mg/L) and the date the PHG was last updated.

General information regarding notification levels, or health-based advisory levels, for chemicals in drinking water.  A summary table of values is provided.

OEHHA provides advice and recommendations to DPR concerning human health risks posed by pesticides that are under evaluation. General overview.

General information, and links to meeting archive of CalEnviroScreen and the Cumulative Impacts and Precautionary Approaches (CIPA) work group.

Questions and answers about the biological insecticide Entrust®  (Spinosad)

Chemical listed effective January 23, 2015 as known to the state of California to cause cancer: Mitoxantrone hydrochloride

OEHHA is assisting the Dry Creek Conservancy (DCC) and the American Basin Council of Watersheds to gain a better understanding of the stressors in the Dry Creek watershed that have contributed to salmon declines over the past two decades. OEHHA is collecting environmental data and is using the Stressor Identification (ID) method developed by the US Environmental Protection Agency to identify impacts of urbanization and causes of impairment to the health of the watershed.

These regulations would further the "right-to-know" purposes of the statute and provide more specific guidance on the content of safe harbor warnings for a variety of exposure situations, and corresponding methods for providing those warnings. It also would add a specific section to the regulations addressing the relative responsibilities for providing warnings for businesses in the chain of commerce versus retail sellers of a given product.

OEHHA hereby gives notice that it has decided not to proceed with the rulemaking action published in the CRNR on January 16, 2015.