EPA Finds 1,3-Butadiene Poses Unreasonable Risk to Workers in 11 Industrial Uses
EPA Finds 1,3-Butadiene Poses Unreasonable Risk to Workers in 11 Industrial Uses
What Happened
The U.S. Environmental Protection Agency has finalized its risk evaluation of 1,3-butadiene under the Toxic Substances Control Act (TSCA), concluding that the chemical presents an "unreasonable risk" to workers in 11 industrial conditions of use. The final evaluation was published in the Federal Register on January 5, 2026, and EPA will now develop risk management rules targeting occupational exposure.
Frequently Asked Questions
What did the EPA conclude about 1,3-Butadiene in its recent risk evaluation?
The Environmental Protection Agency finalized its risk evaluation under the Toxic Substances Control Act, determining that 1,3-Butadiene presents an unreasonable risk to workers. This finding applies specifically to 11 industrial conditions of use. Consequently, the agency is now tasked with developing new risk management rules to address and mitigate occupational exposure.
When was the EPA's final risk evaluation for 1,3-Butadiene published?
The final risk evaluation for 1,3-Butadiene was officially published in the Federal Register on January 5, 2026. This publication follows a comprehensive review under the Toxic Substances Control Act (TSCA). Industrial facilities and safety managers should prepare for upcoming regulatory changes as the EPA moves toward implementing specific risk management rules.
How many industrial uses of 1,3-Butadiene were identified as posing an unreasonable risk?
The EPA's evaluation identified 11 specific industrial conditions of use where 1,3-Butadiene poses an unreasonable risk to worker safety. Because of these findings, the agency will focus its future regulatory efforts on these specific applications to ensure better protection for employees who may be exposed to the chemical during industrial processes.
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