Chemical Listed Effective June 28, 2019 as Known to the State Of California To Cause Cancer: P-Chloro-a,a,a-Trifluorotoluene (Para-Chlorobenzotrifluoride, PCBTF)
The listing of p-chloro-α,α,α-trifluorotoluene is based on formal identification by the National Toxicology Program (NTP), an authoritative body, that the chemical causes cancer.
Jun 28, 2019, Program: Proposition 65
An overview of the ways in which a chemical can be added to the Proposition 65 list.
Jun 24, 2019, Program: Proposition 65
A list of registered medical supervisors in the biomonitoring program who measure cholinesterase activity in blood samples collected from agricultural workers who regularly handle category I and II organophosphate and carbamate pesticides.
Jun 13, 2019, Program: Pesticides
Notice of Adoption – Section 25704 Exposures to Listed Chemicals in Coffee Posing No Significant Risk
On June 3, 2019, the Office of Administrative Law approved the adoption of Title 27, California Code of Regulations, section 25704, Exposures to Listed Chemicals in Coffee Posing No Significant Risk.
Jun 7, 2019, Program: Proposition 65
Draft Document Summarizing the Toxicity and Derivation of Reference Exposure Levels (RELs) for Toluene
The Office of Environmental Health Hazard Assessment (OEHHA) is releasing a draft document summarizing the toxicity and derivation of Reference Exposure Levels (RELs) for Toluene. This document will be reviewed and discussed by the Scientific Review Panel on Toxic Air Contaminants (SRP) at its meeting on June 28, 2019 in Sacramento, CA. RELs are airborne concentrations of a chemical that are not anticipated to result in adverse noncancer health effects for specified exposure durations in the general population, including sensitive subpopulations.
May 31, 2019, Program: Air
Do you want to make a difference? We have openings. The mission of the Office of Environmental Health Hazard Assessment is to protect and enhance public health and the environment by scientific evaluation of risks posed by hazardous substances.
May 29, 2019, Program: Public Information
A state fish advisory issued today for Russian River in Sonoma and Mendocino counties provides safe eating advice for bass species, Sacramento Pikeminnow, Sacramento Sucker, sculpin, sunfish species, Threespine Stickleback, and Tule Perch.
May 28, 2019, Program: Fish
Fish advisory for the Russian River in Sonoma and Mendocino counties.
May 28, 2019, Program: Fish
Amendment to Section 25805 Specific Regulatory Levels: Chemicals Causing Reproductive Toxicity Maximum Allowable Dose Levels For Chlorpyrifos (Oral, Inhalation And Dermal Exposures)
NOTICE IS HEREBY GIVEN that the Office of Environmental Health Hazard Assessment (OEHHA) proposes to establish three Proposition 65 Maximum Allowable Dose Levels (MADLs) for exposure to chlorpyrifos by amending Section 25805(b) of Title 27 of the California Code of Regulations. The proposed oral and inhalation MADLs for chlorpyrifos are both 0.58 micrograms per day, and the proposed dermal MADL is 7.2 micrograms per day.
May 24, 2019, Program: Proposition 65
For purposes of Proposition 65, Nickel (soluble compounds) are defined to be compounds of nickel with solubility in water of greater than 0.1 moles per liter (mol/L) at 20oC.
May 2, 2019, Program: Proposition 65