Organic
Arsenic
Herbicides
Reader's
Guide
1
Reader's
Guide
to
the
Organic
Arsenic
Herbicides
E­
Docket
#
EPA­
HQ­
OPP­
2006­
0201
EPA
has
created
this
document
to
provide
an
organizational
structure
to
the
organic
arsenic
herbicides
E­
Docket.
The
docket
index
groups
related
documents.
The
Agency
is
providing
this
A
Reader's
Guide
@

to
allow
the
reader
to
more
easily
access
and
navigate
the
items
contained
in
the
organic
arsenic
herbicides
e­
docket.

Federal
Register
and
Docket
Organizational
Documents:

Docket
Item
1.
Federal
Register
Notice:
Organic
Arsenic
Herbicides
Risk
Assessments,
Notice
of
Availability,
and
Risk
Reduction
Options
(
Phase
3
of
4­
Phase
Process)

This
document
formally
and
publicly
announces
the
organic
arsenic
herbicides
risk
assessments
are
available
for
review
on
the
internet
or
at
the
EPA's
Office
of
Pesticides
Programs'
Public
Docket
and
solicits
comments
and
suggestions
on
the
risk
assessments
and
how
to
mitigate
or
address
potential
risks
of
concern.

Docket
Item
2.
Reader's
Guide
to
the
organic
arsenic
herbicides
E­
Docket
#
EPA­
HQ
OPP­
2006­
0201.

This
document
has
been
updated
and
removed
from
the
docket.
The
updated
version
of
this
document
is
included
as
Docket
Item
32.

Docket
Item
3.
Background
and
Issues
to
Consider
in
Commenting
on
the
Preliminary
Risk
Assessments
for
the
Organic
Arsenic
Herbicides
This
March
2006
document
presents
a
summary
of
the
science
issues
associated
with
the
organic
arsenic
herbicides
to
help
the
public
understand
EPA's
risk
assessments
and
also
presents
a
list
of
questions
to
potentially
address
uncertainties
and
aid
the
Agency
in
making
its
reregistration
eligibility
decision.

Docket
Item
4.
Health
Effects
Division
(
HED)
Human
Health
Risk
Assessment
This
March
2006
document
summarizes
the
potential
human
health
risks
from
occupational,
residential,
and
dietary
exposure
to
the
organic
arsenic
herbicides.
This
document
also
includes
a
discussion
of
the
potential
ecological
risks
and
effects
of
the
organic
arsenic
herbicides.
Organic
Arsenic
Herbicides
Reader's
Guide
2
Docket
Item
5.
Health
Effects
Division
(
HED)
Occupational
and
Residential
Exposure
Risk
Assessment
This
March
2006
document
summarizes
the
potential
human
health
risks
from
occupational
and
residential
exposure
to
the
organic
arsenic
herbicides.

Docket
Item
6.
Organic
Arsenicals.
Acute
and
Chronic
Dietary
Exposure
Assessments
for
the
Reregistration
Eligibility
Decision
(
RED).

This
February
2006
document
summarizes
the
potential
risks
from
dietary
(
food
+
water)
exposure
to
the
organic
arsenic
herbicides.

Docket
Item
7.
Revised
and
updated
executive
summaries
for
Cacodylic
acid
(
Dimethylarsinic
acid)
and
Methanearsonic
Acid
and
the
relevant
sodium
and
calcium
salts.

This
February
2006
document
summarizes
the
relevant
toxicity
studies
for
cacodylic
acid,
MSMA,
DSMA,
and
CAMA
used
in
the
Agency's
preliminary
risk
assessments.

Docket
Item
8.
Organic
Arsenic
Drinking
Water
Assessment
This
March
2006
document
summarizes
the
potential
contribution
to
drinking
water
from
the
use
of
the
organic
arsenic
herbicides.

Docket
Item
9.
Addendum
to
EFED
RED
Chapters
for
Organic
Arsenicals
Accounting
for
Updated
Label
Rates
and
Potential
for
Long
Term
Buildup
in
Soil
This
February
2006
document
updates
the
September
2001
and
March
2000
ecological
risk
documents
(
Docket
Items
10
and
11)
for
the
organic
arsenic
herbicides.

Docket
Item
10.
Ecological
Risk
Assessment
This
September
2001
document
summarizes
the
potential
ecological
risks
from
the
use
of
the
organic
arsenic
herbicide
MSMA,
DSMA,
and
CAMA.

Docket
Item
11.
ENVIRONMENTAL
RISK
SCIENCE
CHAPTER
FOR
CACODYLIC
ACID
AND
ITS
SODIUM
SALT
Organic
Arsenic
Herbicides
Reader's
Guide
3
This
March
2000
document
summarizes
the
potential
ecological
risks
from
the
use
of
the
organic
arsenic
herbicide
cacodylic
acid.

Docket
Item
12.
Revised
Science
Issue
Paper:
Mode
of
Carcinogenic
Action
for
Cacodylic
Acid
(
Dimethylarsinic
Acid,
DMAV)
and
Recommendations
for
Dose
Response
Extrapolation
This
March
2006
document
presents
EPA's
position
on
the
mode
of
action
for
cacodylic
acid.

Docket
Item
13.
MAATF
A
Error­
Only
@

Comments
to
EPA's
Preliminary
Risk
Assessments
This
March
2006
document
presents
the
MAA
Research
Task
Force's
comments
on
EPA's
preliminary
risk
assessments
for
the
organic
arsenic
herbicides.

Docket
Item
14.
Albaugh,
Inc.
A
Error­
Only
@

Comments
to
EPA's
Preliminary
Risk
Assessments
This
March
2006
document
presents
Albaugh,
Inc.'
s
comments
on
EPA's
preliminary
risk
assessments
for
the
organic
arsenic
herbicides.

Docket
Item
15.
Meeting
Summary:
EPA/
MAATF
Organic
Arsenical
Herbicides
SAB
Follow­
Up
Meeting,
December
19,
2005
This
January
2006
document
summarizes
a
December
19,
2005
meeting
with
the
MAATF
to
discuss
issues
coming
out
of
the
September
2005
arsenic
SAB.

Docket
Item
16.
MAATF's
Response
to
EPA
Questions
of
November
18,
2005
This
November
2005
document
presents
answers
to
EPA
questions
submitted
to
the
MAATF
on
November
18,
2005.

Docket
Item
17.
MAATF
Proposed
Master
Labels
This
December
2005
submission
presents
the
MAATF's
proposed
Master
Labels
for
MSMA,
DSMA,
CAMA,
and
cacodylic
acid..
Organic
Arsenic
Herbicides
Reader's
Guide
4
Docket
Item
18.
MAATF's
Response
to
EPA
Questions
of
November
3,
2005
This
November
2005
document
presents
answers
to
EPA
questions
submitted
to
the
MAATF
on
November
3,
2005.

Docket
Item
19.
MAATF's
Response
to
EPA
Questions
of
March
14,
2005
This
September
2005
document
presents
answers
to
EPA
environmental
fate
questions
submitted
to
the
MAATF
on
March
14,
2005.

Docket
Item
20.
MAATF's
Response
to
EPA's
DMA
Mode
of
Action
Paper
(
Docket
Item
12)

This
September
2005
document
presents
the
MAATF's
response
to
EPA's
draft
A
Science
Issue
Paper:
Mode
of
Carcinogenic
Action
for
Cacodylic
Acid
(
Dimethylarsinic
Acid,
DMAV)
and
Recommendations
for
Dose
Response
Extrapolation
@

document.

Docket
Item
21.
The
Environmental
Fate
of
Monosodium
Methanearsonate
(
MSMA):
A
Review
of
Important
Processes
This
February
2005
document
presents
a
the
MAATF's
interpretation
of
the
available
data
for
the
environmental
fate
of
MSMA.

Docket
Item
22.
Slides
from
the
MAATF/
EPA
January
14,
2004
meeting
This
document
contains
the
slides
presented
at
a
January
14,
2004
meeting
between
EPA
and
the
MAATF.

Docket
Item
23.
Inorganic
arsenic
­
Report
of
the
Hazard
Identification
Assessment
Review
Committee,
August
21,
2001
This
August
2001
document
presents
the
findings
of
EPA's
HIARC
committee
for
inorganic
arsenic.

Docket
Item
24.
Letter
from
Lynn
L.
Bergeson,
March
27,
2006
Organic
Arsenic
Herbicides
Reader's
Guide
5
This
is
a
letter
from
Lynn
L.
Bergeson,
who
represents
the
MAA
Research
Task
Force.
The
letter
requests
the
Agency
not
open
the
Phase
3
public
comment
period
and
asks
EPA
not
to
make
the
organic
arsenic
risk
assessments
available
to
the
public.

Docket
Item
25.
Reader's
Guide
to
the
organic
arsenic
herbicides
E­
Docket
#
EPA­
HQ
OPP­
2006­
0201.

This
document
has
been
updated
and
removed
from
the
docket.
The
updated
version
of
this
document
is
included
as
Docket
Item
32.

Docket
Item
26.
EPA's
April
3,
2006
Response
to
Letter
from
Lynn
L.
Bergeson,
March
27,
2006
This
is
a
letter
from
Debra
Edwards,
Ph.
D.,
Director
of
EPA's
Special
Review
and
Reregistration
Division
in
response
to
the
March
27,
2006
letter
from
Lynn
L.
Bergeson
(
Docket
Item
24).

Docket
Item
27.
Alternatives
Assessment
of
the
Organic
Arsenical
Herbicides
Used
in
Residential
and
Golf
Course
Turfgrass,
and
Cotton
This
April
2006
document
discusses
the
alternatives
available
for
the
organic
arsenic
herbicides
for
turf
and
cotton.
Turf
and
cotton
are
estimated
to
account
for
approximately
80%
of
the
use
of
the
organic
arsenic
herbicides.

Docket
Item
28.
Reader's
Guide
to
the
organic
arsenic
herbicides
E­
Docket
#
EPA­
HQ
OPP­
2006­
0201.

This
document
has
been
updated
and
removed
from
the
docket.
The
updated
version
of
this
document
is
included
as
Docket
Item
32.

Docket
Item
29.
EPA's
April
12,
2006
Letter
from
Debra
Edwards,
Ph.
D.,
regarding
CBI
claims
in
Lynn
L.
Bergeson's
March
27,
2006
letter
This
is
a
letter
from
Debra
Edwards,
Ph.
D.,
Director
of
EPA's
Special
Review
and
Reregistration
Division
in
response
to
the
March
27,
2006
letter
from
Lynn
L.
Bergeson
(
Docket
Item
24)
requesting
that
the
MAATF
substantiate
claims
of
confidential
business
information
(
CBI).
Organic
Arsenic
Herbicides
Reader's
Guide
6
Docket
Item
30.
Letter
from
Lynn
L.
Bergeson,
May
3,
2006
This
is
a
letter
from
Lynn
L.
Bergeson,
who
represents
the
MAA
Research
Task
Force.
The
letter
responds
to
EPA's
April
12,
2006
request
(
Docket
Item
29)
for
the
MAATF
to
substantiate
claims
of
CBI
made
in
the
March
27,
2006
letter
from
Lynn
L.
Bergeson
(
Docket
Item
24).

Docket
Item
31.
MAATF
summary
of
April
25,
2006
meeting
This
is
a
letter
and
attachment
from
the
MAATF
containing
a
summary
of
the
April
25,
2006
meeting
with
EPA.
This
document
was
prepared
by
the
MAATF.

Docket
Item
32.
Reader's
Guide
to
the
organic
arsenic
herbicides
E­
Docket
#
EPA­
HQ
OPP­
2006­
0201.

This
document.
It
is
designed
to
annotate
all
the
documents
in
the
organic
arsenic
herbicides
EDocket
This
document
updates
and
replaces
Docket
Item
28,
Docket
Item
25,
and
Docket
Item
2.
