UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

WASHINGTON D.C., 20460

OFFICE OF 

PREVENTION, PESTICIDES AND 

TOXIC SUBSTANCES

								PC Code:  	123802

								DP Barcode:  	306023				

MEMORANDUM

Subject:	EFED Problem Formulation for Fomesafen Registration Review

		

To:		Wilhelmina Livingston, Chemical Review Manager

	Special Review and Reregistration Division

	U.S. EPA, Office of Pesticide Programs

From:		Paige Doelling Brown, Ph.D., Fisheries Biologist

James Hetrick, Ph.D., Senior Chemist

     		Environmental Risk Branch 1

Environmental Fate and Effects Division (7507P)

Thru:		Nancy Andrews, Branch Chief

	     	Environmental Risk Branch 1

Environmental Fate and Effects Division (7507P)

Date: 		February 08, 2007

Attached please find EFED’s problem formulation document in support of
the Registration Review docket opening of fomesafen.  This document was
based on the January 30, 2006, EFED Ecological Risk Assessment (ERA) for
new uses of fomesafen on cotton (DP 302766), snap beans (DP 314014), and
dry beans (DP 314112).  It outlines (1) the available environmental fate
and effects studies, (2) the methods used in the ERA of fomesafen, (3)
LOC exceedances, and (4) additional information needs.  

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