Latest News
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).
| Program: Proposition 65
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.
| Program: Ecotoxicology
Noncancer Reference Exposure Levels (RELs) Guidance - 2008 version
| Program: Air
Chemicals listed effective December 19, 2008 as known to the state of California to cause cancer or reproductive toxicity: 2,4,6-trinitrotoluene (TNT) and chromium (hexavalent compounds).
| Program: Proposition 65
November 5, 2008 meeting of the Science Advisory Board’s Carcinogen Identification Committee.
| Program: Proposition 65
Chemicals under consideration for possible listing via the authoritative bodies mechanism: Request for relevant information: Carbaryl, metam potassium, metofluthrin, spirodiclofen.
| Program: Proposition 65
The CIC met on November 5, 2008 to consider the potential listing of N,N-dimethylformamide and 2,4,6-trinitrotoluene.
| Program: Proposition 65
Announcement of a public workshop on December 3, 2008 to discuss the concepts concerning a possible regulation to provide guidance for food retailers on how to provide warnings for exposures to listed chemicals in foods.
| Program: Proposition 65
The Scientific Review Panel for Toxic Air Contaminants reviewed OEHHA's draft Reference Exposure Level documents for acetaldehyde, acrolein, arsenic, formaldehyde, manganese, and mercury, as well as the draft Technical Support Document for Cancer Potency Factors.
| Program: Air