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Environmental Topics
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Explore information about Air pollutants, contaminants and studies being done
Climate Change
Learn how California’s climate is changing and how these changes are affecting the state
Fish
Guidelines for eating fish and shellfish
Pesticides
OEHHA’s role in protecting workers and the public from pesticides
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Water
Risk assessment and hazard evaluation activities relating to chemical contaminants in drinking water
CalEnviroScreen
Explore CalEnviroScreen, a mapping tool showing communities affected by pollution
CalEcotox Database
CalEcotox is a repository that provides data for California ecotoxicological risk assessments.
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Proposition 65
About Proposition 65
The Safe Drinking Water and Toxic Enforcement Act
The Proposition 65 List
The current Proposition 65 list is dated December 29, 2023
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Warnings
Visit this website to learn about warnings for exposures to chemicals on the Proposition 65 List
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Proposition 65
Chemicals Considered or Listed Under Proposition 65
Asbestos
Asbestos
More information about
Asbestos
dFibers equal to or greater than 5 micrometers in length and 0.3 micrometers in width, with a length to width ratio of greater than or equal to 3:1 as measured by phase contrast microscopy.