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OEHHA has determined that methanol meets the criteria for listing under Title 27, Cal. Code of Regs., section 25306, based on the findings of the National Toxicology Program’s Center for Evaluation of Risks to Human Reproduction (NTP-CERHR, 2003). 

The Public Health Goal for 2,4-dichlorophenoxyacetic acid was finalized and made available.

OEHHA announces the availability of the regulatory text and the supporting rulemaking documents for the proposed adoption of the Maximum Allowable Dose Level (MADL) for the chemical Di-n-hexyl phthalate (DnHP).

Toxicity tests are an important component for assessing the impact of chemicals on ecosystems. Two documents are provided to give an overview of the numerous standardized toxicity test protocols. The soil toxicity guidance document also reviews bioassessment tools and methods that can play a critical role in the ecological risk assessment process.

Noncancer Reference Exposure Levels (RELs) Guidance - 2008 version

Chemicals under consideration for possible listing via the authoritative bodies mechanism: Request for relevant information: Carbaryl, metam potassium, metofluthrin, spirodiclofen.

The CIC met on November 5, 2008 to consider the potential listing of N,N-dimethylformamide and 2,4,6-trinitrotoluene.

November 5, 2008 meeting of the Science Advisory Board’s Carcinogen Identification Committee.

The DARTIC met on November 20, 2008 to consider the potential listing of hexavalent chromium and chlorpyrifos.

Evaluation of the available health and safety data related to two pheromone products (Checkmate OLR-F and Checkmate LBAM -F), and a summary of the symptoms reported after application in Monterey and Santa Cruz counties.