Latest News

Higher rates of preterm birth, low birth weight and stillbirth are linked to increased heat, ozone and fine particulate matter, according to a meta-analysis released today and co-authored by scientists at the California Office of Environmental Health Hazard Assessment (OEHHA). The analysis summarizes the evidence from 68 studies and includes 32.8 million U.S. births.

The draft technical support document presents the scientific information available on the toxicity of 1,2-dibromo-3-chloropropane (DBCP) and the calculation of the updated Public Health Goal (PHG).  The proposed updated PHG of 0.003 parts per billion (ppb) is based on carcinogenicity and is set at a level of risk of one additional cancer case per one million persons exposed over a 70-year lifetime.

A state fish advisory issued for Fallen Leaf Lake in El Dorado County provides safe eating advice for Lake Trout.

Fish advisory for Fallen Leaf Lake in El Dorado County.

A state fish advisory issued today for Bishop Creek in Inyo County provides safe eating advice for Brown Trout and Rainbow Trout.

Fish advisory for Bishop Creek in Inyo County.

Office of Environmental Health Hazard Assessment (OEHHA) proposes to adopt a Proposition 65 No Significant Risk Level (NSRL) of 2.8 micrograms per day for dibromoacetic acid, by amending Title 27, California Code of Regulations, section 25705(b).  

Office of Environmental Health Hazard Assessment (OEHHA) proposes to adopt a Proposition 65 No Significant Risk Level (NSRL) of 17 micrograms per day for dichloroacetic acid, by amending Title 27, California Code of Regulations, section 25705(b).

Office of Environmental Health Hazard Assessment (OEHHA) proposes to adopt a Proposition 65 No Significant Risk Level (NSRL) of 9.9 micrograms per day for trichloroacetic acid, by amending Title 27, California Code of Regulations, section 25705(b).

This public notice announces the initiation of PHG development for 1,4-dioxane and an update of the PHG for n-nitrosodimethylamine.