WHAT IS
Chlorpyrifos?
Chlorpyrifos has been reliably used for more than 45 years as the active ingredient in products that protect crops from damaging insect pests.
RESOURCES

Resources and information regarding Wildlife & Environment, including Endangered Species.
LATEST NEWS
Written Notice of Stipulated Settlement Agreement on Chlorpyrifos in California
November 7, 2019
Dow AgroSciences Response to Cancellation Notices Issued by California Department of Pesticide Requlation (DPR)
September 20, 2019
Dow AgroSciences Response to Petitioners Objections Regarding Chlorpyrifos
July 18, 2019
Dow AgroSciences Statement on Chlorpyrifos and California Proposition 65
November 30, 2017
EPA Denial of Chlorpyrifos Ban Sets Pro-Science Precedent
August 10, 2017
U.S. EPA Denies Activist Petition and Retains all Chlorpyrifos Tolerances
March 29, 2017
Chlorpyrifos NODA Customer Letter
Dow AgroSciences, U.S. Farmers Disagree with U.S. EPA Proposal to Revoke Chlorpyrifos Tolerances
November 10, 2016
Stakeholders Provide Feedback for US EPA’s Draft Biological Evaluations for Endangered Species
June 13, 2016