Response to Comments Concerning the Notice of Intent to List Tetrachlorvinphos, Parathion, and Malathion

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On September 4, 2015, the Office of Environmental Health Hazard Assessment (OEHHA) issued a Notice of Intent to List tetrachlorvinphos, parathion, malathion, and glyphosate under Proposition 65 as chemicals known to the state to cause cancer.  The September 4 notice initiated a 30-day public comment period that was scheduled to close on October 5, 2015.  OEHHA extended the public comment period for parathion, malathion, and glyphosate to October 20, 2015 after receiving requests for an extension.  This document responds to comments on tetrachlorvinphos, parathion and malathion.