UNITED
STATES
ENVIRONMENTAL
PROTECTION
AGENCY
WASHINGTON,
D.
C.
20460
April
20,
2004
OFFICE
OF
PREVENTION,
PESTICIDES
AND
TOXIC
SUBSTANCES
CERTIFIED
MAIL
7000
1670
0013
9148
0258
Thomas
J.
Parshley
Sr.
Regulatory
Product
Manager
Syngenta
Crop
Protection,
Inc.
PO
Box
18300
Greensboro,
NC
27419­
8300
Re:
Ametryn
Use
Closure
Memorandum
Dear
Mr.
Parshley:

Enclosed
please
find
the
Use
Closure
Memorandum
for
Ametryn,
completed
in
February
2004.
This
memo
serves
primarily
to
clarify
use
information
that
will
be
used
in
the
preliminary
risk
assessments
of
Ametryn.
It
includes
information
on
all
registered
products,
agricultural
uses,
overall
use
patterns,
and
the
status
of
the
existing
database.
The
memo
was
reviewed
by
US
EPA
RED
team
members,
the
US
Department
of
Agriculture,
and
Syngenta,
and
comments
were
included
as
appropriate.

If
you
have
any
questions,
you
may
contact
me
at
the
address
below
or
call
me
at
703­
308­
8172.

Mr.
Mark
T
Howard,
Chemical
Review
Manager
Special
Review
&
Reregistration
Division
Office
of
Pesticide
Programs
(
7508C)
U.
S.
Environmental
Protection
Agency
1200
Pennsylvania
Avenue,
NW
Washington,
DC
20460­
0001
Sincerely,

Mark
Howard
Reregistration
Branch
3
Special
Review
and
Reregistration
Division
cc:
Richard
L.
Conn
7000
1670
0013
9148
0319
Enclosure
