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This proposed regulatory action would amend subsection (a) to clarify that where a business presents evidence for the “level in question” of a chemical listed as causing reproductive toxicity in a food product based on the average of multiple samples of that food, the level in question may not be calculated by averaging the concentration of the chemical in food products from different manufacturers or producers, or that were manufactured in different facilities from the product at issue.

Questions and answers about the insecticide Tempo® SC Ultra (Cyfluthrin).  English, Spanish, Vietnamese and Simplified Chinese versions available.

Proposal to adopt Proposition 65 Maximum Allowable Dose Levels (MADLs) for n-hexane. The proposed oral MADL for n-hexane is 28,000 micrograms per day and the proposed inhalation MADL for n-hexane is 20,000 micrograms per day.

Fish advisory for the Bear River.

Fish advisory for Yuba River, North Yuba River, and Middle Yuba River.

Fish advisory for the South Yuba River.

The advisory issued provides safe eating advice for black bass species, Brown Trout, Rainbow Trout, Sacramento Pikeminnow, and Sacramento Sucker.

Fish advisory for Deer Creek in Nevada County.

OEHHA compiles environmental indicators tracking the impacts of climate change in California, which are already occurring. 

Derivation of the Public Health Concentrations (PHC) for Chlorthal-dimethyl (DCPA) and its Degradates Monomethyl Tetrachloroterephthalic Acid (MTP) and Tetrachloroterepththalic Acid (TPA) in Groundwater.