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Landmark Study Finds No Significant Risk from Key Component of Synthetic Turf Fields
The California Office of Environmental Health Hazard Assessment released a study finding that recycled tires used as crumb rubber in synthetic turf are not likely to harm users or spectators.
Release of the Final Report on Synthetic Turf
The Office of Environmental Health Hazard Assessment (OEHHA) is announcing the release of the final report on the potential health risks associated with the use by athletes, referees, coaches and spectators of synthetic turf fields.
Fish Advisory for Los Vaqueros Reservoir Offers Safe-Eating Advice for Six Species
Fish consumption advisory for Los Vaqueros Reservoir in Contra Costa County.
| Fish
Health-Protective Concentration for Noncancer Effects of Hexavalent Chromium
OEHHA has finalized a health-protective concentration for noncancer effects of hexavalent chromium (Cr(VI)) in drinking water, as part of the process of updating the Cr(VI) Public Health Goal.
| Water
OEHHA comments on US EPA’s Updated Draft Risk Calculation Memorandum on Formaldehyde
OEHHA has submitted comments on US EPA’s Updated Draft Risk Calculation Memorandum for a revised Risk Evaluation for Formaldehyde under the Toxic Substances Control Act (TSCA).
Draft CalEnviroScreen 5.0
CalEnviroScreen 5.0
Oil Spills & Seafood Safety
Evaluation of seafood safety consumption following oil spills
| Fish
Health-based Recommendations to Address Potential Cancer Risks to Occupational Bystanders from the use of 1,3-D
Restrictions on 1,3-Dichloropropene (1,3-D) to protect occupational bystanders. New regulations, developed jointly and mutually by the California Department of Pesticide Regulation and the Office of Environmental Health Hazard Assessment, are effective January 1, 2026 to reduce the risk of 1,3-D exposure to occupational bystanders.
Request for Relevant Information on the Carcinogenicity of Ethoprop
OEHHA is referring ethoprop to the Carcinogen Identification Committee, the state’s qualified experts for carcinogenicity determinations under Proposition 65, for review for possible delisting.
Fish Advisory for Bass Lake Offers Safe-Eating Advice for Five Species
Fish consumption advisory for Bass Lake in Madera County.
| Fish