Flupyradifurone; Pesticide Tolerances for Emergency Exemptions, 13251-13256 [2017-04794]
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Federal Register / Vol. 82, No. 46 / Friday, March 10, 2017 / Rules and Regulations
U.S.C. 3501 et seq., nor does it require
any special considerations under
Executive Order 12898, entitled
‘‘Federal Actions to Address
Environmental Justice in Minority
Populations and Low-Income
Populations’’ (59 FR 7629, February 16,
1994).
Since tolerances and exemptions that
are established in accordance with
FFDCA sections 408(e) and 408(l)(6),
such as the tolerance in this final rule,
do not require the issuance of a
proposed rule, the requirements of the
Regulatory Flexibility Act (RFA) (5
U.S.C. 601 et seq.) do not apply.
This action directly regulates growers,
food processors, food handlers, and food
retailers, not States or tribes, nor does
this action alter the relationships or
distribution of power and
responsibilities established by Congress
in the preemption provisions of FFDCA
section 408(n)(4). As such, the Agency
has determined that this action will not
have a substantial direct effect on States
or tribal governments, on the
relationship between the national
government and the States or tribal
governments, or on the distribution of
power and responsibilities among the
various levels of government or between
the Federal Government and Indian
tribes. Thus, the Agency has determined
that Executive Order 13132, entitled
‘‘Federalism’’ (64 FR 43255, August 10,
1999) and Executive Order 13175,
entitled ‘‘Consultation and Coordination
with Indian Tribal Governments’’ (65 FR
67249, November 9, 2000) do not apply
to this action. In addition, this action
does not impose any enforceable duty or
contain any unfunded mandate as
described under Title II of the Unfunded
Mandates Reform Act (UMRA) (2 U.S.C.
1501 et seq.).
This action does not involve any
technical standards that would require
Agency consideration of voluntary
consensus standards pursuant to section
12(d) of the National Technology
Transfer and Advancement Act
(NTTAA) (15 U.S.C. 272 note).
VIII. Congressional Review Act
Pursuant to the Congressional Review
Act (5 U.S.C. 801 et seq.), EPA
submitted a report containing this rule
and other required information to the
U.S. Senate, the U.S. House of
Representatives, and the Comptroller
General of the United States prior to
publication of the rule in the Federal
Register. This action is not a ‘‘major
rule’’ as defined by 5 U.S.C. 804(2).
List of Subjects in 40 CFR Part 180
Environmental protection,
Administrative practice and procedure,
Agricultural commodities, Pesticides
and pests, Reporting and recordkeeping
requirements.
Dated: February 23, 2017,
Michael Goodis,
Director, Registration Division, Office of
Pesticide Programs.
13251
PART 180—[AMENDED]
1. The authority citation for part 180
continues to read as follows:
■
Authority: 21 U.S.C. 321(q), 346a and 371.
2. In § 180.337 revise paragraph (b) to
read as follows:
■
§ 180.337 Oxytetracycline; tolerances for
residues.
*
*
*
*
*
(b) Section 18 emergency exemptions.
Time-limited tolerances specified in the
following table are established for
residues of the fungicide/bactericide
oxytetracycline, including its
metabolites and degradates, in or on the
commodities in the table in this
paragraph. Compliance with the
tolerance levels specified in this
paragraph is to be determined by
measuring only oxytetracycline,
(4S,4aR,5S,5aR,6S,12aS)-4(dimethylamino)-1,4,4a,5,5a,6,11,12aoctahydro-3,5,6,10,12,12a-hexahydroxy6-methyl-1,11-dioxo-2naphthacenecarboxamide, in or on the
specified agricultural commodities,
resulting from use of the pesticide
pursuant to FIFRA section 18
emergency exemptions. The tolerances
expire on the dates specified in the
table.
Therefore, 40 CFR chapter I is
amended as follows:
Commodity
Parts per
million
Expiration/
revocation
date
Fruit, citrus, group 10–10 ........................................................................................................................................
0.40
12/31/2019
*
*
*
*
*
[FR Doc. 2017–04795 Filed 3–9–17; 8:45 am]
BILLING CODE 6560–50–P
ENVIRONMENTAL PROTECTION
AGENCY
40 CFR Part 180
[EPA–HQ–OPP–2016–0557; FRL–9958–75]
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Flupyradifurone; Pesticide Tolerances
for Emergency Exemptions
Environmental Protection
Agency (EPA).
ACTION: Final rule.
AGENCY:
This regulation establishes
time-limited tolerances for residues of
flupyradifurone [4-[[(6-chloro-3pyridinyl)methyl](2,2-
SUMMARY:
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difluoroethyl)amino]-2(5H)-furanone] in
or on sweet sorghum, forage and
sorghum, syrup resulting from use of
flupyradifurone in accordance with the
terms of crisis exemptions issued under
section 18 of the Federal Insecticide,
Fungicide, and Rodenticide Act
(FIFRA). This action is in response to
the issuance of crisis emergency
exemptions under FIFRA section 18
authorizing use of the pesticide on
sweet sorghum. This regulation
establishes maximum permissible levels
for residues of flupyradifurone in or on
sweet sorghum forage and sorghum
syrup. These time-limited tolerances
expire on December 31, 2019.
This regulation is effective
March 10, 2017. Objections and requests
for hearings must be received on or
before May 9, 2017, and must be filed
DATES:
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in accordance with the instructions
provided in 40 CFR part 178 (see also
Unit I.C. of the SUPPLEMENTARY
INFORMATION).
The docket for this action,
identified by docket identification (ID)
number EPA–HQ–OPP–2016–0557, is
available at https://www.regulations.gov
or at the Office of Pesticide Programs
Regulatory Public Docket (OPP Docket)
in the Environmental Protection Agency
Docket Center (EPA/DC),West William
Jefferson Clinton Bldg., Rm. 3334, 1301
Constitution Ave. NW., Washington, DC
20460–0001. The Public Reading Room
is open from 8:30 a.m. to 4:30 p.m.,
Monday through Friday, excluding legal
holidays. The telephone number for the
Public Reading Room is (202) 566–1744,
and the telephone number for the OPP
Docket is (703) 305–5805. Please review
ADDRESSES:
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the visitor instructions and additional
information about the docket available
at https://www.epa.gov/dockets.
FOR FURTHER INFORMATION CONTACT:
Michael L. Goodis, Registration Division
(7505P), Office of Pesticide Programs,
Environmental Protection Agency, 1200
Pennsylvania Ave. NW., Washington,
DC 20460–0001; main telephone
number: (703) 305–7090; email address:
RDFRNotices@epa.gov.
SUPPLEMENTARY INFORMATION:
I. General Information
A. Does this action apply to me?
You may be potentially affected by
this action if you are an agricultural
producer, food manufacturer, or
pesticide manufacturer. The following
list of North American Industrial
Classification System (NAICS) codes is
not intended to be exhaustive, but rather
provides a guide to help readers
determine whether this document
applies to them. Potentially affected
entities may include:
• Crop production (NAICS code 111).
• Animal production (NAICS code
112).
• Food manufacturing (NAICS code
311).
• Pesticide manufacturing (NAICS
code 32532).
B. How can I get electronic access to
other related information?
You may access a frequently updated
electronic version of 40 CFR part 180
through the Government Printing
Office’s e-CFR site at https://
www.ecfr.gov/cgi-bin/textidx?&c=ecfr&tpl=/ecfrbrowse/Title40/
40tab_02.tpl.
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C. How can I file an objection or hearing
request?
Under section 408(g) of the Federal
Food, Drug, and Cosmetic Act (FFDCA),
21 U.S.C. 346a, any person may file an
objection to any aspect of this regulation
and may also request a hearing on those
objections. You must file your objection
or request a hearing on this regulation
in accordance with the instructions
provided in 40 CFR part 178. To ensure
proper receipt by EPA, you must
identify docket ID number EPA–HQ–
OPP–2016–0557 in the subject line on
the first page of your submission. All
objections and requests for a hearing
must be in writing, and must be
received by the Hearing Clerk on or
before May 9, 2017. Addresses for mail
and hand delivery of objections and
hearing requests are provided in 40 CFR
178.25(b).
In addition to filing an objection or
hearing request with the Hearing Clerk
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as described in 40 CFR part 178, please
submit a copy of the filing (excluding
any Confidential Business Information
(CBI)) for inclusion in the public docket.
Information not marked confidential
pursuant to 40 CFR part 2 may be
disclosed publicly by EPA without prior
notice. Submit the non-CBI copy of your
objection or hearing request, identified
by docket ID number EPA–HQ–OPP–
2016–0557, by one of the following
methods:
• Federal eRulemaking Portal: https://
www.regulations.gov. Follow the online
instructions for submitting comments.
Do not submit electronically any
information you consider to be CBI or
other information whose disclosure is
restricted by statute.
• Mail: OPP Docket, Environmental
Protection Agency Docket Center (EPA/
DC), (28221T), 1200 Pennsylvania Ave.
NW., Washington, DC 20460–0001.
• Hand Delivery: To make special
arrangements for hand delivery or
delivery of boxed information, please
follow the instructions at https://
www.epa.gov/dockets/contacts.html.
Additional instructions on
commenting or visiting the docket,
along with more information about
dockets generally, is available at https://
www.epa.gov/dockets.
II. Background and Statutory Findings
EPA, on its own initiative, in
accordance with FFDCA sections 408(e)
and 408(l)(6) of, 21 U.S.C. 346a(e) and
346a(1)(6), is establishing time-limited
tolerances for residues of
flupyradifurone in or on sweet sorghum,
forage at 30.0 parts per million (ppm)
and sorghum, syrup at 90.0 ppm. There
are no Canadian or Codex MRLs for
residues of flupyradifurone in or on
sweet sorghum, forage or sorghum,
syrup at this time, so international
harmonization is not an issue for these
time-limited tolerances. These timelimited tolerances expire on December
31, 2019.
Section 408(l)(6) of FFDCA requires
EPA to establish a time-limited
tolerance or exemption from the
requirement of a tolerance for pesticide
chemical residues in food that will
result from the use of a pesticide under
crisis exemptions issued under FIFRA
section 18. Such tolerances can be
established without providing notice or
period for public comment. EPA does
not intend for its actions on FIFRA
section 18 related time-limited
tolerances to set binding precedents for
the application of FFDCA section 408
and the safety standard to other
tolerances and exemptions. Section
408(e) of FFDCA allows EPA to
establish a tolerance or an exemption
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from the requirement of a tolerance on
its own initiative, i.e., without having
received any petition from an outside
party.
Section 408(b)(2)(A)(i) of FFDCA
allows EPA to establish a tolerance (the
legal limit for a pesticide chemical
residue in or on a food) only if EPA
determines that the tolerance is ‘‘safe.’’
Section 408(b)(2)(A)(ii) of FFDCA
defines ‘‘safe’’ to mean that ‘‘there is a
reasonable certainty that no harm will
result from aggregate exposure to the
pesticide chemical residue, including
all anticipated dietary exposures and all
other exposures for which there is
reliable information.’’ This includes
exposure through drinking water and in
residential settings, but does not include
occupational exposure. Section
408(b)(2)(C) of FFDCA requires EPA to
give special consideration to exposure
of infants and children to the pesticide
chemical residue in establishing a
tolerance and to ‘‘ensure that there is a
reasonable certainty that no harm will
result to infants and children from
aggregate exposure to the pesticide
chemical residue. . . .’’
Section 18 of FIFRA authorizes EPA
to exempt any Federal or State agency
from any provision of FIFRA, if EPA
determines that ‘‘emergency conditions
exist which require such exemption.’’
EPA has established regulations
governing such emergency exemptions
in 40 CFR part 166.
III. Emergency Exemptions for
Flupyradifurone on Sweet Sorghum
and FFDCA Tolerances
Crisis exemptions for use of
flupyradifurone on sweet sorghum to
control sugarcane aphids were issued to
the Arkansas, Kentucky, Mississippi,
North Carolina, and Tennessee
Departments of Agriculture. Sweet
sorghum growers in these states
experienced severe and damaging
infestations of sugarcane aphids.
The state agencies asserted that
emergency conditions existed in
accordance with the criteria for
approval of an emergency exemption,
and declared crisis exemptions under 40
CFR part 166, subpart C, to allow the
use of flupyradifurone on sweet
sorghum for control of sugarcane
aphids. After having reviewed the
emergency actions, EPA concurred on
the crisis exemptions on July 21, 2016
in order to meet the needs of sweet
sorghum growers in Arkansas,
Kentucky, Mississippi, North Carolina,
and Tennessee who faced significant
economic loss resulting from sugarcane
aphid damage. These crisis exemption
programs expired on November 15,
2016.
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As part of its evaluation of the
proposed crisis exemptions, EPA
assessed the potential risks presented by
residues of flupyradifurone in or on
sweet sorghum. In doing so, EPA
considered the safety standard in
FFDCA section 408(b)(2), and EPA
decided that the necessary time-limited
tolerances under FFDCA section
408(l)(6) would be consistent with the
safety standard and with FIFRA section
18. Consistent with the need to move
quickly on these emergency exemptions
in order to address an urgent nonroutine situation and to ensure that the
resulting food is safe and lawful, EPA is
issuing these time-limited tolerances
without notice and opportunity for
public comment as provided in FFDCA
section 408(l)(6). Although these timelimited tolerances expire on December
31, 2019 under FFDCA section 408(l)(5),
residues of the pesticide not in excess
of the amounts specified in the
tolerances remaining in or on sweet
sorghum, forage and sorghum, syrup
after that date will not be unlawful,
provided the pesticide was applied in a
manner that was lawful under FIFRA,
and the residues do not exceed a level
that was authorized by these timelimited tolerances at the time of that
application. EPA will take action to
revoke these time-limited tolerances
earlier if any experience with scientific
data or other relevant information on
this pesticide indicate that the residues
are not safe.
Because these time-limited tolerances
are being approved under emergency
conditions, EPA has not made any
decisions about whether
flupyradifurone meets FIFRA’s
registration requirements for use on
sweet sorghum or whether permanent
tolerances for this use would be
appropriate. Under these circumstances,
EPA does not believe that these timelimited tolerance decisions serve as a
basis for registration of flupyradifurone
by a State for special local needs under
FIFRA section 24(c), nor do these timelimited tolerances by themselves serve
as the authority for persons in any State
other than Arkansas, Kentucky,
Mississippi, North Carolina, and
Tennessee to use this pesticide on sweet
sorghum under FIFRA section 18 absent
the issuance of an emergency exemption
applicable within that State. For
additional information regarding the
emergency exemptions for
flupyradifurone, contact the Agency’s
Registration Division at the address
provided under FOR FURTHER
INFORMATION CONTACT.
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IV. Aggregate Risk Assessment and
Determination of Safety
Section 408(b)(2)(A)(i) of FFDCA
allows EPA to establish a tolerance (the
legal limit for a pesticide chemical
residue in or on a food) only if EPA
determines that the tolerance is ‘‘safe.’’
Section 408(b)(2)(A)(ii) of FFDCA
defines ‘‘safe’’ to mean that ‘‘there is a
reasonable certainty that no harm will
result from aggregate exposure to the
pesticide chemical residue, including
all anticipated dietary exposures and all
other exposures for which there is
reliable information.’’ This includes
exposure through drinking water and in
residential settings, but does not include
occupational exposure. Section
408(b)(2)(C) of FFDCA requires EPA to
give special consideration to exposure
of infants and children to the pesticide
chemical residue in establishing a
tolerance and to ‘‘ensure that there is a
reasonable certainty that no harm will
result to infants and children from
aggregate exposure to the pesticide
chemical residue. . . .’’
Consistent with the factors specified
in FFDCA section 408(b)(2)(D), EPA has
reviewed the available scientific data
and other relevant information in
support of this action. EPA has
sufficient data to assess the hazards of
and to make a determination on
aggregate exposure expected as a result
of these emergency exemption requests
and the time-limited tolerances for
residues of flupyradifurone on sweet
sorghum, forage and sorghum, syrup at
30.0 and 90.0 parts per million (ppm)
respectively. EPA’s assessment of
exposures and risks associated with
establishing these time-limited
tolerances follows.
A. Toxicological Points of Departure/
Levels of Concern
Once a pesticide’s toxicological
profile is determined, EPA identifies
toxicological points of departure (POD)
and levels of concern to use in
evaluating the risk posed by human
exposure to the pesticide. For hazards
that have a threshold below which there
is no appreciable risk, the toxicological
POD is used as the basis for derivation
of reference values for risk assessment.
PODs are developed based on a careful
analysis of the doses in each
toxicological study to determine the
dose at which no adverse effects are
observed (the no observed adverse effect
level or NOAEL) and the lowest dose at
which adverse effects of concern are
identified (the lowest observed adverse
effect level or LOAEL). Uncertainty/
safety factors are used in conjunction
with the POD to calculate a safe
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13253
exposure level—generally referred to as
a population-adjusted dose (PAD) or a
reference dose (RfD)—and a safe margin
of exposure (MOE). For non-threshold
risks, the Agency assumes that any
amount of exposure will lead to some
degree of risk. Thus, the Agency
estimates risk in terms of the probability
of an occurrence of the adverse effect
expected in a lifetime. For more
information on the general principles
EPA uses in risk characterization and a
complete description of the risk
assessment process, see https://
www.epa.gov/pesticides/factsheets/
riskassess.htm.
A summary of the toxicological
endpoints for flupyradifurone used for
human risk assessment is discussed in
Table 1 of Unit III B. of the final rule
published in the Federal Register of
January 23, 2015 (80 FR 3483) (FRL–
9914–77).
B. Exposure Assessment
1. Dietary exposure from food and
feed uses. In evaluating dietary
exposure to flupyradifurone, EPA
considered exposure under the timelimited tolerances established by this
action as well as all existing
flupyradifurone tolerances in 40 CFR
180.679. EPA assessed dietary
exposures from flupyradifurone in food
as follows:
i. Acute exposure. Quantitative acute
dietary exposure and risk assessments
are performed for a food-use pesticide,
if a toxicological study has indicated the
possibility of an effect of concern
occurring as a result of a 1-day or single
exposure. Such effects were identified
for flupyradifurone. In estimating acute
dietary exposure, EPA used food
consumption data from the United
States Department of Agriculture’s
(USDA’s) National Health and Nutrition
Examination Survey, What We Eat in
America (NHANES/WWEIA; 2003–
2008), which it should be noted did not
identify any individuals as consuming
sweet sorghum. The flupyradifurone
acute dietary exposure assessment was
conducted using the Dietary Exposure
Evaluation Model (DEEM, ver. 3.16). An
unrefined acute dietary exposure
analysis was performed for the
established and requested uses of
flupyradifurone that incorporated
recommended tolerance-level residues,
default and empirical processing factors,
and assumed that 100% of the crops
were treated.
ii. Chronic exposure. In conducting
the chronic dietary (food and drinking
water) exposure and risk assessment
EPA used the food consumption data
from the USDA’s NHANES/WWEIA;
2003–2008, which did not identify any
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individuals as consuming sweet
sorghum. The flupyradifurone chronic
dietary exposure assessment was
conducted using the Dietary Exposure
Evaluation Model (DEEM, ver. 3.16). An
unrefined chronic dietary exposure
analysis was performed for the
established and requested uses of
flupyradifurone that incorporated
recommended tolerance-level residues,
default and empirical processing factors,
and assumed that 100% of the crops
were treated.
iii. Cancer. Based on the data
summarized in Table 1 of Unit III B. of
the final rule published in the Federal
Register of January 23, 2015 (80 FR
3483) (FRL–9914–77), EPA has
concluded that flupyradifurone does not
pose a cancer risk to humans. Therefore,
a dietary exposure assessment for the
purpose of assessing cancer risk is
unnecessary.
iv. Anticipated residue and percent
crop treated (PCT) information. EPA did
not use anticipated residue and/or PCT
information in the dietary assessment
for flupyradifurone. Tolerance level
residues and 100% CT were assumed
for all food commodities.
2. Dietary exposure from drinking
water. The Agency used screening level
water exposure models in the dietary
exposure analysis and risk assessment
for flupyradifurone in drinking water.
These simulation models take into
account data on the physical, chemical,
and fate/transport characteristics of
flupyradifurone. Further information
regarding EPA drinking water models
used in pesticide exposure assessment
can be found at https://www.epa.gov/
oppefed1/models/water/index.htm.
Based on the Pesticide Root Zone
Model/Exposure Analysis Modeling
System (PRZM/EXAMS), Tier 1 Rice
Model and Pesticide Root Zone Model
Ground Water (PRZM GW) model, the
estimated drinking water concentrations
(EDWCs) of flupyradifurone for acute
exposures are estimated to be 112 parts
per billion (ppb) for surface water and
352 ppb for ground water, and for
chronic exposures are estimated to be
112 ppb for surface water and 307 ppb
for ground water.
Modeled estimates of drinking water
concentrations were directly entered
into the dietary exposure model. For the
acute dietary risk assessment, the water
concentration value of 352 ppb was
used to assess the contribution to
drinking water. For the chronic dietary
risk assessment, the water concentration
value of 307 ppb was used to assess the
contribution to drinking water.
3. From non-dietary exposure. The
term ‘‘residential exposure’’ is used in
this document to refer to non-
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occupational, non-dietary exposure
(e.g., for lawn and garden pest control,
indoor pest control, termiticides, and
flea and tick control on pets).
Flupyradifurone is not registered for
any specific use patterns that would
result in residential exposure.
Residential exposure is not anticipated
from the proposed section 18 use on
sweet sorghum.
Further information regarding EPA
standard assumptions and generic
inputs for residential exposures may be
found at: https://www.epa.gov/
pesticides/trac/science/trac6a05.pdf.
4. Cumulative effects from substances
with a common mechanism of toxicity.
Section 408(b)(2)(D)(v) of FFDCA
requires that, when considering whether
to establish, modify, or revoke a
tolerance, the Agency consider
‘‘available information’’ concerning the
cumulative effects of a particular
pesticide’s residues and ‘‘other
substances that have a common
mechanism of toxicity.’’
EPA has not found flupyradifurone to
share a common mechanism of toxicity
with any other substances, and
flupyradifurone does not appear to
produce a toxic metabolite produced by
other substances. For the purposes of
this time-limited tolerance action,
therefore, EPA has assumed that
flupyradifurone does not have a
common mechanism of toxicity with
other substances. For information
regarding EPA’s efforts to determine
which chemicals have a common
mechanism of toxicity and to evaluate
the cumulative effects of such
chemicals, see EPA’s Web site at https://
www.epa.gov/pesticides/cumulative.
C. Safety Factor for Infants and Children
1. In general. Section 408(b)(2)(C) of
FFDCA provides that EPA shall apply
an additional tenfold (10X) margin of
safety for infants and children in the
case of threshold effects to account for
prenatal and postnatal toxicity and the
completeness of the database on toxicity
and exposure unless EPA determines
based on reliable data that a different
margin of safety will be safe for infants
and children. This additional margin of
safety is commonly referred to as the
Food Quality Protection Act (FQPA)
Safety Factor (SF). In applying this
provision, EPA either retains the default
value of 10X, or uses a different
additional SF when reliable data
available to EPA support the choice of
a different factor.
2. Prenatal and postnatal sensitivity.
There is no evidence in the rat
developmental study that developing
animals have increased susceptibility to
flupyradifurone. There is quantitative
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increase in susceptibility in the rabbit
developmental and rat reproduction
studies. In the rabbit developmental
study, no maternal effect was seen at the
highest tested dose (80 milligram/
kilogram/day (mg/kg/day)), while there
was an increase in fetal death and
decrease fetal body weight at the same
dose level. In the rat reproduction
study, decreases in maternal body
weight were seen at 137 mg/kg/day,
whereas decreases in pup body weight
were seen at the next lower dose, 38.7
mg/kg/day. However, the PODs selected
for risk assessment are protective of the
quantitative susceptibility seen in the
rabbit fetuses and rat pups.
3. Conclusion. EPA has determined
that reliable data show that the safety of
infants and children would be
adequately protected if the FQPA SF
were reduced to 1x. That decision is
based on the following findings:
i. The toxicity database for
flupyradifurone is complete.
ii. Although there is evidence that
flupyradifurone has neurotoxic effects,
EPA has a complete set of neurotoxicity
studies (acute, subchronic, and
developmental). The effects of those
studies are well-characterized and
indicate neurotoxic effects that occur at
levels above the chronic POD that was
selected for risk assessment. The
NOAEL for the acute neurotoxicity
study is being used for the acute POD.
Therefore, there is no need to retain the
10X FQPA SF to account for any
uncertainty concerning these effects.
iii. There is no evidence that
flupyradifurone produces increased
susceptibility in the prenatal
developmental study in rats, but there is
increased quantitative susceptibility in
rabbit fetuses and in the rat pups.
However, the PODs selected for risk
assessment are protective of the
quantitative susceptibility seen in the
fetuses and rat pups.
iv. There are no residual uncertainties
identified in the exposure databases.
The dietary food exposure assessments
were performed based on 100 PCT and
tolerance-level residues. EPA made
conservative (protective) assumptions in
the ground and surface water modeling
used to assess exposure to
flupyradifurone in drinking water. EPA
used similarly conservative assumptions
to assess post-application exposure of
children. These assessments will not
underestimate the exposure and risks
posed by flupyradifurone.
EPA made conservative (protective)
assumptions in the ground and surface
water modeling used to assess exposure
to flupyradifurone in drinking water.
These assessments will not
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underestimate the exposure and risks
posed by flupyradifurone.
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D. Aggregate Risks and Determination of
Safety
EPA determines whether acute and
chronic dietary pesticide exposures are
safe by comparing aggregate exposure
estimates to the acute PAD (aPAD) and
chronic PAD (cPAD). For linear cancer
risks, EPA calculates the lifetime
probability of acquiring cancer given the
estimated aggregate exposure. Short-,
intermediate-, and chronic-term risks
are evaluated by comparing the
estimated aggregate food, water, and
residential exposure to the appropriate
PODs to ensure that an adequate MOE
exists.
1. Acute risk. Using the exposure
assumptions discussed in this unit for
acute exposure, the acute dietary
exposure from food and water to
flupyradifurone will occupy 37% of the
aPAD for children 1–2 years old, the
population group receiving the greatest
exposure.
2. Chronic risk. Using the exposure
assumptions described in this unit for
chronic exposure, EPA has concluded
that chronic exposure to
flupyradifurone from food and water
will utilize 86% of the cPAD for
(children 1–2 years old) the population
group receiving the greatest exposure.
There are no residential uses for
flupyradifurone and residential uses are
not anticipated from the proposed
section 18 on sweet sorghum.
3. Short-term risk. Short-term
aggregate exposure takes into account
short-term residential exposure plus
chronic exposure to food and water
(considered to be a background
exposure level).
As there are no residential uses of
flupyradifurone, flupyradifurone does
not pose a short-term aggregate risk that
differs from the chronic dietary risk
addressed in Unit IV.D.2. Chronic
dietary risks do not exceed the Agency’s
level for the U.S. population or any
other population subgroups.
4. Intermediate-term risk.
Intermediate-term aggregate exposure
takes into account intermediate-term
non-dietary, non-occupational exposure
plus chronic exposure to food and water
(considered to be a background
exposure level).
As there are no residential uses of
flupyradifurone, flupyradifurone does
not pose an intermediate-term aggregate
risk that differs from the chronic dietary
risk addressed in Unit IV.D.2. Chronic
dietary risks do not exceed the Agency’s
level for the U.S. population or any
other population subgroups.
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5. Aggregate cancer risk for U.S.
population. Based on the lack of
evidence of carcinogenicity in two
adequate rodent carcinogenicity studies,
flupyradifurone is not expected to pose
a cancer risk to humans.
6. Determination of safety. Based on
these risk assessments, EPA concludes
that there is a reasonable certainty that
no harm will result to the general
population, or to infants and children,
from aggregate exposure to
flupyradifurone residues.
V. Other Considerations
A. Analytical Enforcement Methodology
An adequate analytical method
(Method RV–001–P10–03), which uses
high-performance liquid
chromatography with tandem mass
spectrometry (HPLC/MS/MS) to
quantitate residues of flupyradifurone
and difluoroacetic acid (DFA) in various
crops, is available for enforcement.
The method may be requested from:
Chief, Analytical Chemistry Branch,
Environmental Science Center, 701
Mapes Rd., Ft. Meade, MD 20755–5350;
telephone number: (410) 305–2905;
email address: residuemethods@
epa.gov.
B. International Residue Limits
In making its tolerance decisions, EPA
seeks to harmonize U.S. tolerances with
international standards whenever
possible, consistent with U.S. food
safety standards and agricultural
practices. EPA considers the
international maximum residue limits
(MRLs) established by the Codex
Alimentarius Commission (Codex), as
required by FFDCA section 408(b)(4).
The Codex Alimentarius is a joint
United Nations Food and Agriculture
Organization/World Health
Organization food standards program,
and it is recognized as an international
food safety standards-setting
organization in trade agreements to
which the United States is a party. EPA
may establish a tolerance that is
different from a Codex MRL; however,
FFDCA section 408(b)(4) requires that
EPA explain the reasons for departing
from the Codex level.
There are currently no established
Codex or Canadian MRLs for
flupyradifurone residues in sweet
sorghum commodities.
VI. Conclusion
Therefore, time-limited tolerances are
established for residues of
flupyradifurone, [4-[[(6-chloro-3pyridinyl)methyl](2,2difluoroethyl)amino]-2(5H)-furanone] in
or on sweet sorghum, forage at 30.0 and
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13255
sorghum, syrup at 90.0 parts per million
(ppm).
VII. Statutory and Executive Order
Reviews
This action establishes tolerances
under FFDCA sections 408(e) and
408(l)(6). The Office of Management and
Budget (OMB) has exempted these types
of actions from review under Executive
Order 12866, entitled ‘‘Regulatory
Planning and Review’’ (58 FR 51735,
October 4, 1993). Because this action
has been exempted from review under
Executive Order 12866, this action is
not subject to Executive Order 13211,
entitled ‘‘Actions Concerning
Regulations That Significantly Affect
Energy Supply, Distribution, or Use’’ (66
FR 28355, May 22, 2001) or Executive
Order 13045, entitled ‘‘Protection of
Children from Environmental Health
Risks and Safety Risks’’ (62 FR 19885,
April 23, 1997). This action does not
contain any information collections
subject to OMB approval under the
Paperwork Reduction Act (PRA), 44
U.S.C. 3501 et seq., nor does it require
any special considerations under
Executive Order 12898, entitled
‘‘Federal Actions to Address
Environmental Justice in Minority
Populations and Low-Income
Populations’’ (59 FR 7629, February 16,
1994).
Since tolerances and exemptions that
are established in accordance with
FFDCA sections 408(e) and 408(l)(6),
such as the tolerances in this final rule,
do not require the issuance of a
proposed rule, the requirements of the
Regulatory Flexibility Act (RFA) (5
U.S.C. 601 et seq.) do not apply.
This action directly regulates growers,
food processors, food handlers, and food
retailers, not States or tribes, nor does
this action alter the relationships or
distribution of power and
responsibilities established by Congress
in the preemption provisions of FFDCA
section 408(n)(4). As such, the Agency
has determined that this action will not
have a substantial direct effect on States
or tribal governments, on the
relationship between the national
government and the States or tribal
governments, or on the distribution of
power and responsibilities among the
various levels of government or between
the Federal Government and Indian
tribes. Thus, the Agency has determined
that Executive Order 13132, entitled
‘‘Federalism’’ (64 FR 43255, August 10,
1999) and Executive Order 13175,
entitled ‘‘Consultation and Coordination
with Indian Tribal Governments’’ (65 FR
67249, November 9, 2000) do not apply
to this action. In addition, this action
does not impose any enforceable duty or
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contain any unfunded mandate as
described under Title II of the Unfunded
Mandates Reform Act (UMRA) (2 U.S.C.
1501 et seq.).
This action does not involve any
technical standards that would require
Agency consideration of voluntary
consensus standards pursuant to section
12(d) of the National Technology
Transfer and Advancement Act
(NTTAA) (15 U.S.C. 272 note).
VIII. Congressional Review Act
Pursuant to the Congressional Review
Act (5 U.S.C. 801 et seq.), EPA
submitted a report containing a draft of
this rule and other required information
to the U.S. Senate, the U.S. House of
Representatives, and the Comptroller
General of the United States prior to
publication of the rule in the Federal
Register. This action is not a ‘‘major
rule’’ as defined by 5 U.S.C. 804(2).
List of Subjects in 40 CFR Part 180
Environmental protection,
Administrative practice and procedure,
Agricultural commodities, Pesticides
and pests, Reporting and recordkeeping
requirements.
Dated: February 13, 2017.
Michael Goodis,
Director, Registration Division, Office of
Pesticide Programs.
Therefore, 40 CFR chapter I is
amended as follows:
PART 180—[AMENDED]
1. The authority citation for part 180
continues to read as follows:
■
Authority: 21 U.S.C. 321(q), 346a and 371.
2. In § 180.679, revise paragraph (b) to
read as follows:
■
§ 180.679 Flupyradifurone; tolerances for
residues.
*
*
*
*
*
(b) Section 18 emergency exemptions.
Time-limited tolerances are established
for residues of flupyradifurone,
including its metabolites and degradates
in or on the specified commodities
listed in the table below, resulting from
use of the pesticide under section 18
emergency exemptions granted by EPA.
The time-limited tolerances expire and
are revoked on the date specified in the
table. Compliance with the tolerance
levels specified in the following table is
to be determined by measuring only
flupyradifurone, 4-[[(6-chloro-3pyridinyl)methyl](2,2difluoroethyl)amino]-2(5H)-furanone in
or on the commodity.
Parts per
million
(ppm)
Commodity
sorghum, syrup ............................................................................................................................................
sweet sorghum, forage ................................................................................................................................
*
*
*
*
*
[FR Doc. 2017–04794 Filed 3–9–17; 8:45 am]
BILLING CODE 6560–50–P
ENVIRONMENTAL PROTECTION
AGENCY
40 CFR Part 271
[EPA–R05–RCRA–2015–0555; FRL–9958–
05–Region 5]
Illinois: Final Authorization of State
Hazardous Waste Management
Program Revision
Environmental Protection
Agency (EPA).
ACTION: Final rule.
AGENCY:
EPA is granting the State of
Illinois Final Authorization of the
changes to its hazardous waste program
under the Resource Conservation and
Recovery Act (RCRA). The Agency
published a proposed rule on March 18,
2016, and provided for public comment.
EPA received no comments. No further
opportunity for comment will be
provided. EPA has determined that
these changes satisfy all requirements
needed to qualify for final authorization.
DATES: The final authorization will be
effective on March 10, 2017.
ADDRESSES: EPA has established a
docket for this action under Docket
Identification No. EPA–R05–RCRA–
2015–0555. All documents in the docket
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SUMMARY:
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are listed in the www.regulations.gov
index. Although listed in the index,
some of the information is not publicly
available, e.g., Confidential Business
Information or other information whose
disclosure is restricted by statute.
Certain other material, such as
copyrighted material, will be publicly
available only in hard copy. Publicly
available docket materials are available
either electronically at
www.regulations.gov or in hard copy.
You may view and copy Illinois’
application from 9:00 a.m. to 4:00 p.m.
at the following addresses: U.S. EPA
Region 5, LR–8J, 77 West Jackson
Boulevard, Chicago, Illinois 60604,
contact: Gary Westefer (312) 886–7450;
or Illinois Environmental Protection
Agency, 1021 North Grand Avenue,
East, Springfield, Illinois, contact: Todd
Marvel (217) 524–5024.
FOR FURTHER INFORMATION CONTACT: Gary
Westefer, Illinois Regulatory Specialist,
U.S. EPA Region 5, LR–8J, 77 West
Jackson Boulevard, Chicago, Illinois
60604, (312) 886–7450, email
westefer.gary@epa.gov.
SUPPLEMENTARY INFORMATION:
A. Why are revisions to state programs
necessary?
States which have received final
authorization from EPA under RCRA
Section 3006(b) of RCRA, 42 U.S.C.
6926(b), must maintain a hazardous
waste program that is equivalent to,
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90.0
30.0
Expiration date
December 31, 2019.
December 31, 2019.
consistent with, and no less stringent
than the federal program. As the federal
program changes, states must change
their programs and request EPA to
authorize the changes. Changes to state
programs may be necessary when
federal or state statutory or regulatory
authority is modified or when certain
other changes occur. Most commonly,
states must change their programs
because of changes to EPA’s regulations
in 40 Code of Federal Regulations (CFR)
parts 124, 260 through 266, 268, 270,
273 and 279.
B. What decisions have we made in this
rule?
We conclude that Illinois’ application
to revise its authorized program meets
all of the statutory and regulatory
requirements established by RCRA.
Therefore, we are granting Illinois final
authorization to operate its hazardous
waste program with the changes
described in the authorization
application. Illinois will have
responsibility for permitting treatment,
storage, and disposal facilities (TSDFs)
within its borders (except in Indian
Country) and for carrying out the
aspects of the RCRA program described
in its revised program application,
subject to the limitations of the
Hazardous and Solid Waste
Amendments of 1984 (HSWA). New
federal requirements and prohibitions
imposed by federal regulations that EPA
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[Federal Register Volume 82, Number 46 (Friday, March 10, 2017)]
[Rules and Regulations]
[Pages 13251-13256]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2017-04794]
-----------------------------------------------------------------------
ENVIRONMENTAL PROTECTION AGENCY
40 CFR Part 180
[EPA-HQ-OPP-2016-0557; FRL-9958-75]
Flupyradifurone; Pesticide Tolerances for Emergency Exemptions
AGENCY: Environmental Protection Agency (EPA).
ACTION: Final rule.
-----------------------------------------------------------------------
SUMMARY: This regulation establishes time-limited tolerances for
residues of flupyradifurone [4-[[(6-chloro-3-pyridinyl)methyl](2,2-
difluoroethyl)amino]-2(5H)-furanone] in or on sweet sorghum, forage and
sorghum, syrup resulting from use of flupyradifurone in accordance with
the terms of crisis exemptions issued under section 18 of the Federal
Insecticide, Fungicide, and Rodenticide Act (FIFRA). This action is in
response to the issuance of crisis emergency exemptions under FIFRA
section 18 authorizing use of the pesticide on sweet sorghum. This
regulation establishes maximum permissible levels for residues of
flupyradifurone in or on sweet sorghum forage and sorghum syrup. These
time-limited tolerances expire on December 31, 2019.
DATES: This regulation is effective March 10, 2017. Objections and
requests for hearings must be received on or before May 9, 2017, and
must be filed in accordance with the instructions provided in 40 CFR
part 178 (see also Unit I.C. of the SUPPLEMENTARY INFORMATION).
ADDRESSES: The docket for this action, identified by docket
identification (ID) number EPA-HQ-OPP-2016-0557, is available at https://www.regulations.gov or at the Office of Pesticide Programs Regulatory
Public Docket (OPP Docket) in the Environmental Protection Agency
Docket Center (EPA/DC),West William Jefferson Clinton Bldg., Rm. 3334,
1301 Constitution Ave. NW., Washington, DC 20460-0001. The Public
Reading Room is open from 8:30 a.m. to 4:30 p.m., Monday through
Friday, excluding legal holidays. The telephone number for the Public
Reading Room is (202) 566-1744, and the telephone number for the OPP
Docket is (703) 305-5805. Please review
[[Page 13252]]
the visitor instructions and additional information about the docket
available at https://www.epa.gov/dockets.
FOR FURTHER INFORMATION CONTACT: Michael L. Goodis, Registration
Division (7505P), Office of Pesticide Programs, Environmental
Protection Agency, 1200 Pennsylvania Ave. NW., Washington, DC 20460-
0001; main telephone number: (703) 305-7090; email address:
RDFRNotices@epa.gov.
SUPPLEMENTARY INFORMATION:
I. General Information
A. Does this action apply to me?
You may be potentially affected by this action if you are an
agricultural producer, food manufacturer, or pesticide manufacturer.
The following list of North American Industrial Classification System
(NAICS) codes is not intended to be exhaustive, but rather provides a
guide to help readers determine whether this document applies to them.
Potentially affected entities may include:
Crop production (NAICS code 111).
Animal production (NAICS code 112).
Food manufacturing (NAICS code 311).
Pesticide manufacturing (NAICS code 32532).
B. How can I get electronic access to other related information?
You may access a frequently updated electronic version of 40 CFR
part 180 through the Government Printing Office's e-CFR site at https://www.ecfr.gov/cgi-bin/text-idx?&c=ecfr&tpl=/ecfrbrowse/Title40/40tab_02.tpl.
C. How can I file an objection or hearing request?
Under section 408(g) of the Federal Food, Drug, and Cosmetic Act
(FFDCA), 21 U.S.C. 346a, any person may file an objection to any aspect
of this regulation and may also request a hearing on those objections.
You must file your objection or request a hearing on this regulation in
accordance with the instructions provided in 40 CFR part 178. To ensure
proper receipt by EPA, you must identify docket ID number EPA-HQ-OPP-
2016-0557 in the subject line on the first page of your submission. All
objections and requests for a hearing must be in writing, and must be
received by the Hearing Clerk on or before May 9, 2017. Addresses for
mail and hand delivery of objections and hearing requests are provided
in 40 CFR 178.25(b).
In addition to filing an objection or hearing request with the
Hearing Clerk as described in 40 CFR part 178, please submit a copy of
the filing (excluding any Confidential Business Information (CBI)) for
inclusion in the public docket. Information not marked confidential
pursuant to 40 CFR part 2 may be disclosed publicly by EPA without
prior notice. Submit the non-CBI copy of your objection or hearing
request, identified by docket ID number EPA-HQ-OPP-2016-0557, by one of
the following methods:
Federal eRulemaking Portal: https://www.regulations.gov.
Follow the online instructions for submitting comments. Do not submit
electronically any information you consider to be CBI or other
information whose disclosure is restricted by statute.
Mail: OPP Docket, Environmental Protection Agency Docket
Center (EPA/DC), (28221T), 1200 Pennsylvania Ave. NW., Washington, DC
20460-0001.
Hand Delivery: To make special arrangements for hand
delivery or delivery of boxed information, please follow the
instructions at https://www.epa.gov/dockets/contacts.html.
Additional instructions on commenting or visiting the docket, along
with more information about dockets generally, is available at https://www.epa.gov/dockets.
II. Background and Statutory Findings
EPA, on its own initiative, in accordance with FFDCA sections
408(e) and 408(l)(6) of, 21 U.S.C. 346a(e) and 346a(1)(6), is
establishing time-limited tolerances for residues of flupyradifurone in
or on sweet sorghum, forage at 30.0 parts per million (ppm) and
sorghum, syrup at 90.0 ppm. There are no Canadian or Codex MRLs for
residues of flupyradifurone in or on sweet sorghum, forage or sorghum,
syrup at this time, so international harmonization is not an issue for
these time-limited tolerances. These time-limited tolerances expire on
December 31, 2019.
Section 408(l)(6) of FFDCA requires EPA to establish a time-limited
tolerance or exemption from the requirement of a tolerance for
pesticide chemical residues in food that will result from the use of a
pesticide under crisis exemptions issued under FIFRA section 18. Such
tolerances can be established without providing notice or period for
public comment. EPA does not intend for its actions on FIFRA section 18
related time-limited tolerances to set binding precedents for the
application of FFDCA section 408 and the safety standard to other
tolerances and exemptions. Section 408(e) of FFDCA allows EPA to
establish a tolerance or an exemption from the requirement of a
tolerance on its own initiative, i.e., without having received any
petition from an outside party.
Section 408(b)(2)(A)(i) of FFDCA allows EPA to establish a
tolerance (the legal limit for a pesticide chemical residue in or on a
food) only if EPA determines that the tolerance is ``safe.'' Section
408(b)(2)(A)(ii) of FFDCA defines ``safe'' to mean that ``there is a
reasonable certainty that no harm will result from aggregate exposure
to the pesticide chemical residue, including all anticipated dietary
exposures and all other exposures for which there is reliable
information.'' This includes exposure through drinking water and in
residential settings, but does not include occupational exposure.
Section 408(b)(2)(C) of FFDCA requires EPA to give special
consideration to exposure of infants and children to the pesticide
chemical residue in establishing a tolerance and to ``ensure that there
is a reasonable certainty that no harm will result to infants and
children from aggregate exposure to the pesticide chemical residue. . .
.''
Section 18 of FIFRA authorizes EPA to exempt any Federal or State
agency from any provision of FIFRA, if EPA determines that ``emergency
conditions exist which require such exemption.'' EPA has established
regulations governing such emergency exemptions in 40 CFR part 166.
III. Emergency Exemptions for Flupyradifurone on Sweet Sorghum and
FFDCA Tolerances
Crisis exemptions for use of flupyradifurone on sweet sorghum to
control sugarcane aphids were issued to the Arkansas, Kentucky,
Mississippi, North Carolina, and Tennessee Departments of Agriculture.
Sweet sorghum growers in these states experienced severe and damaging
infestations of sugarcane aphids.
The state agencies asserted that emergency conditions existed in
accordance with the criteria for approval of an emergency exemption,
and declared crisis exemptions under 40 CFR part 166, subpart C, to
allow the use of flupyradifurone on sweet sorghum for control of
sugarcane aphids. After having reviewed the emergency actions, EPA
concurred on the crisis exemptions on July 21, 2016 in order to meet
the needs of sweet sorghum growers in Arkansas, Kentucky, Mississippi,
North Carolina, and Tennessee who faced significant economic loss
resulting from sugarcane aphid damage. These crisis exemption programs
expired on November 15, 2016.
[[Page 13253]]
As part of its evaluation of the proposed crisis exemptions, EPA
assessed the potential risks presented by residues of flupyradifurone
in or on sweet sorghum. In doing so, EPA considered the safety standard
in FFDCA section 408(b)(2), and EPA decided that the necessary time-
limited tolerances under FFDCA section 408(l)(6) would be consistent
with the safety standard and with FIFRA section 18. Consistent with the
need to move quickly on these emergency exemptions in order to address
an urgent non-routine situation and to ensure that the resulting food
is safe and lawful, EPA is issuing these time-limited tolerances
without notice and opportunity for public comment as provided in FFDCA
section 408(l)(6). Although these time-limited tolerances expire on
December 31, 2019 under FFDCA section 408(l)(5), residues of the
pesticide not in excess of the amounts specified in the tolerances
remaining in or on sweet sorghum, forage and sorghum, syrup after that
date will not be unlawful, provided the pesticide was applied in a
manner that was lawful under FIFRA, and the residues do not exceed a
level that was authorized by these time-limited tolerances at the time
of that application. EPA will take action to revoke these time-limited
tolerances earlier if any experience with scientific data or other
relevant information on this pesticide indicate that the residues are
not safe.
Because these time-limited tolerances are being approved under
emergency conditions, EPA has not made any decisions about whether
flupyradifurone meets FIFRA's registration requirements for use on
sweet sorghum or whether permanent tolerances for this use would be
appropriate. Under these circumstances, EPA does not believe that these
time-limited tolerance decisions serve as a basis for registration of
flupyradifurone by a State for special local needs under FIFRA section
24(c), nor do these time-limited tolerances by themselves serve as the
authority for persons in any State other than Arkansas, Kentucky,
Mississippi, North Carolina, and Tennessee to use this pesticide on
sweet sorghum under FIFRA section 18 absent the issuance of an
emergency exemption applicable within that State. For additional
information regarding the emergency exemptions for flupyradifurone,
contact the Agency's Registration Division at the address provided
under FOR FURTHER INFORMATION CONTACT.
IV. Aggregate Risk Assessment and Determination of Safety
Section 408(b)(2)(A)(i) of FFDCA allows EPA to establish a
tolerance (the legal limit for a pesticide chemical residue in or on a
food) only if EPA determines that the tolerance is ``safe.'' Section
408(b)(2)(A)(ii) of FFDCA defines ``safe'' to mean that ``there is a
reasonable certainty that no harm will result from aggregate exposure
to the pesticide chemical residue, including all anticipated dietary
exposures and all other exposures for which there is reliable
information.'' This includes exposure through drinking water and in
residential settings, but does not include occupational exposure.
Section 408(b)(2)(C) of FFDCA requires EPA to give special
consideration to exposure of infants and children to the pesticide
chemical residue in establishing a tolerance and to ``ensure that there
is a reasonable certainty that no harm will result to infants and
children from aggregate exposure to the pesticide chemical residue. . .
.''
Consistent with the factors specified in FFDCA section
408(b)(2)(D), EPA has reviewed the available scientific data and other
relevant information in support of this action. EPA has sufficient data
to assess the hazards of and to make a determination on aggregate
exposure expected as a result of these emergency exemption requests and
the time-limited tolerances for residues of flupyradifurone on sweet
sorghum, forage and sorghum, syrup at 30.0 and 90.0 parts per million
(ppm) respectively. EPA's assessment of exposures and risks associated
with establishing these time-limited tolerances follows.
A. Toxicological Points of Departure/Levels of Concern
Once a pesticide's toxicological profile is determined, EPA
identifies toxicological points of departure (POD) and levels of
concern to use in evaluating the risk posed by human exposure to the
pesticide. For hazards that have a threshold below which there is no
appreciable risk, the toxicological POD is used as the basis for
derivation of reference values for risk assessment. PODs are developed
based on a careful analysis of the doses in each toxicological study to
determine the dose at which no adverse effects are observed (the no
observed adverse effect level or NOAEL) and the lowest dose at which
adverse effects of concern are identified (the lowest observed adverse
effect level or LOAEL). Uncertainty/safety factors are used in
conjunction with the POD to calculate a safe exposure level--generally
referred to as a population-adjusted dose (PAD) or a reference dose
(RfD)--and a safe margin of exposure (MOE). For non-threshold risks,
the Agency assumes that any amount of exposure will lead to some degree
of risk. Thus, the Agency estimates risk in terms of the probability of
an occurrence of the adverse effect expected in a lifetime. For more
information on the general principles EPA uses in risk characterization
and a complete description of the risk assessment process, see https://www.epa.gov/pesticides/factsheets/riskassess.htm.
A summary of the toxicological endpoints for flupyradifurone used
for human risk assessment is discussed in Table 1 of Unit III B. of the
final rule published in the Federal Register of January 23, 2015 (80 FR
3483) (FRL-9914-77).
B. Exposure Assessment
1. Dietary exposure from food and feed uses. In evaluating dietary
exposure to flupyradifurone, EPA considered exposure under the time-
limited tolerances established by this action as well as all existing
flupyradifurone tolerances in 40 CFR 180.679. EPA assessed dietary
exposures from flupyradifurone in food as follows:
i. Acute exposure. Quantitative acute dietary exposure and risk
assessments are performed for a food-use pesticide, if a toxicological
study has indicated the possibility of an effect of concern occurring
as a result of a 1-day or single exposure. Such effects were identified
for flupyradifurone. In estimating acute dietary exposure, EPA used
food consumption data from the United States Department of
Agriculture's (USDA's) National Health and Nutrition Examination
Survey, What We Eat in America (NHANES/WWEIA; 2003-2008), which it
should be noted did not identify any individuals as consuming sweet
sorghum. The flupyradifurone acute dietary exposure assessment was
conducted using the Dietary Exposure Evaluation Model (DEEM, ver.
3.16). An unrefined acute dietary exposure analysis was performed for
the established and requested uses of flupyradifurone that incorporated
recommended tolerance-level residues, default and empirical processing
factors, and assumed that 100% of the crops were treated.
ii. Chronic exposure. In conducting the chronic dietary (food and
drinking water) exposure and risk assessment EPA used the food
consumption data from the USDA's NHANES/WWEIA; 2003-2008, which did not
identify any
[[Page 13254]]
individuals as consuming sweet sorghum. The flupyradifurone chronic
dietary exposure assessment was conducted using the Dietary Exposure
Evaluation Model (DEEM, ver. 3.16). An unrefined chronic dietary
exposure analysis was performed for the established and requested uses
of flupyradifurone that incorporated recommended tolerance-level
residues, default and empirical processing factors, and assumed that
100% of the crops were treated.
iii. Cancer. Based on the data summarized in Table 1 of Unit III B.
of the final rule published in the Federal Register of January 23, 2015
(80 FR 3483) (FRL-9914-77), EPA has concluded that flupyradifurone does
not pose a cancer risk to humans. Therefore, a dietary exposure
assessment for the purpose of assessing cancer risk is unnecessary.
iv. Anticipated residue and percent crop treated (PCT) information.
EPA did not use anticipated residue and/or PCT information in the
dietary assessment for flupyradifurone. Tolerance level residues and
100% CT were assumed for all food commodities.
2. Dietary exposure from drinking water. The Agency used screening
level water exposure models in the dietary exposure analysis and risk
assessment for flupyradifurone in drinking water. These simulation
models take into account data on the physical, chemical, and fate/
transport characteristics of flupyradifurone. Further information
regarding EPA drinking water models used in pesticide exposure
assessment can be found at https://www.epa.gov/oppefed1/models/water/index.htm.
Based on the Pesticide Root Zone Model/Exposure Analysis Modeling
System (PRZM/EXAMS), Tier 1 Rice Model and Pesticide Root Zone Model
Ground Water (PRZM GW) model, the estimated drinking water
concentrations (EDWCs) of flupyradifurone for acute exposures are
estimated to be 112 parts per billion (ppb) for surface water and 352
ppb for ground water, and for chronic exposures are estimated to be 112
ppb for surface water and 307 ppb for ground water.
Modeled estimates of drinking water concentrations were directly
entered into the dietary exposure model. For the acute dietary risk
assessment, the water concentration value of 352 ppb was used to assess
the contribution to drinking water. For the chronic dietary risk
assessment, the water concentration value of 307 ppb was used to assess
the contribution to drinking water.
3. From non-dietary exposure. The term ``residential exposure'' is
used in this document to refer to non-occupational, non-dietary
exposure (e.g., for lawn and garden pest control, indoor pest control,
termiticides, and flea and tick control on pets).
Flupyradifurone is not registered for any specific use patterns
that would result in residential exposure. Residential exposure is not
anticipated from the proposed section 18 use on sweet sorghum.
Further information regarding EPA standard assumptions and generic
inputs for residential exposures may be found at: https://www.epa.gov/pesticides/trac/science/trac6a05.pdf.
4. Cumulative effects from substances with a common mechanism of
toxicity. Section 408(b)(2)(D)(v) of FFDCA requires that, when
considering whether to establish, modify, or revoke a tolerance, the
Agency consider ``available information'' concerning the cumulative
effects of a particular pesticide's residues and ``other substances
that have a common mechanism of toxicity.''
EPA has not found flupyradifurone to share a common mechanism of
toxicity with any other substances, and flupyradifurone does not appear
to produce a toxic metabolite produced by other substances. For the
purposes of this time-limited tolerance action, therefore, EPA has
assumed that flupyradifurone does not have a common mechanism of
toxicity with other substances. For information regarding EPA's efforts
to determine which chemicals have a common mechanism of toxicity and to
evaluate the cumulative effects of such chemicals, see EPA's Web site
at https://www.epa.gov/pesticides/cumulative.
C. Safety Factor for Infants and Children
1. In general. Section 408(b)(2)(C) of FFDCA provides that EPA
shall apply an additional tenfold (10X) margin of safety for infants
and children in the case of threshold effects to account for prenatal
and postnatal toxicity and the completeness of the database on toxicity
and exposure unless EPA determines based on reliable data that a
different margin of safety will be safe for infants and children. This
additional margin of safety is commonly referred to as the Food Quality
Protection Act (FQPA) Safety Factor (SF). In applying this provision,
EPA either retains the default value of 10X, or uses a different
additional SF when reliable data available to EPA support the choice of
a different factor.
2. Prenatal and postnatal sensitivity. There is no evidence in the
rat developmental study that developing animals have increased
susceptibility to flupyradifurone. There is quantitative increase in
susceptibility in the rabbit developmental and rat reproduction
studies. In the rabbit developmental study, no maternal effect was seen
at the highest tested dose (80 milligram/kilogram/day (mg/kg/day)),
while there was an increase in fetal death and decrease fetal body
weight at the same dose level. In the rat reproduction study, decreases
in maternal body weight were seen at 137 mg/kg/day, whereas decreases
in pup body weight were seen at the next lower dose, 38.7 mg/kg/day.
However, the PODs selected for risk assessment are protective of the
quantitative susceptibility seen in the rabbit fetuses and rat pups.
3. Conclusion. EPA has determined that reliable data show that the
safety of infants and children would be adequately protected if the
FQPA SF were reduced to 1x. That decision is based on the following
findings:
i. The toxicity database for flupyradifurone is complete.
ii. Although there is evidence that flupyradifurone has neurotoxic
effects, EPA has a complete set of neurotoxicity studies (acute,
subchronic, and developmental). The effects of those studies are well-
characterized and indicate neurotoxic effects that occur at levels
above the chronic POD that was selected for risk assessment. The NOAEL
for the acute neurotoxicity study is being used for the acute POD.
Therefore, there is no need to retain the 10X FQPA SF to account for
any uncertainty concerning these effects.
iii. There is no evidence that flupyradifurone produces increased
susceptibility in the prenatal developmental study in rats, but there
is increased quantitative susceptibility in rabbit fetuses and in the
rat pups. However, the PODs selected for risk assessment are protective
of the quantitative susceptibility seen in the fetuses and rat pups.
iv. There are no residual uncertainties identified in the exposure
databases. The dietary food exposure assessments were performed based
on 100 PCT and tolerance-level residues. EPA made conservative
(protective) assumptions in the ground and surface water modeling used
to assess exposure to flupyradifurone in drinking water. EPA used
similarly conservative assumptions to assess post-application exposure
of children. These assessments will not underestimate the exposure and
risks posed by flupyradifurone.
EPA made conservative (protective) assumptions in the ground and
surface water modeling used to assess exposure to flupyradifurone in
drinking water. These assessments will not
[[Page 13255]]
underestimate the exposure and risks posed by flupyradifurone.
D. Aggregate Risks and Determination of Safety
EPA determines whether acute and chronic dietary pesticide
exposures are safe by comparing aggregate exposure estimates to the
acute PAD (aPAD) and chronic PAD (cPAD). For linear cancer risks, EPA
calculates the lifetime probability of acquiring cancer given the
estimated aggregate exposure. Short-, intermediate-, and chronic-term
risks are evaluated by comparing the estimated aggregate food, water,
and residential exposure to the appropriate PODs to ensure that an
adequate MOE exists.
1. Acute risk. Using the exposure assumptions discussed in this
unit for acute exposure, the acute dietary exposure from food and water
to flupyradifurone will occupy 37% of the aPAD for children 1-2 years
old, the population group receiving the greatest exposure.
2. Chronic risk. Using the exposure assumptions described in this
unit for chronic exposure, EPA has concluded that chronic exposure to
flupyradifurone from food and water will utilize 86% of the cPAD for
(children 1-2 years old) the population group receiving the greatest
exposure. There are no residential uses for flupyradifurone and
residential uses are not anticipated from the proposed section 18 on
sweet sorghum.
3. Short-term risk. Short-term aggregate exposure takes into
account short-term residential exposure plus chronic exposure to food
and water (considered to be a background exposure level).
As there are no residential uses of flupyradifurone,
flupyradifurone does not pose a short-term aggregate risk that differs
from the chronic dietary risk addressed in Unit IV.D.2. Chronic dietary
risks do not exceed the Agency's level for the U.S. population or any
other population subgroups.
4. Intermediate-term risk. Intermediate-term aggregate exposure
takes into account intermediate-term non-dietary, non-occupational
exposure plus chronic exposure to food and water (considered to be a
background exposure level).
As there are no residential uses of flupyradifurone,
flupyradifurone does not pose an intermediate-term aggregate risk that
differs from the chronic dietary risk addressed in Unit IV.D.2. Chronic
dietary risks do not exceed the Agency's level for the U.S. population
or any other population subgroups.
5. Aggregate cancer risk for U.S. population. Based on the lack of
evidence of carcinogenicity in two adequate rodent carcinogenicity
studies, flupyradifurone is not expected to pose a cancer risk to
humans.
6. Determination of safety. Based on these risk assessments, EPA
concludes that there is a reasonable certainty that no harm will result
to the general population, or to infants and children, from aggregate
exposure to flupyradifurone residues.
V. Other Considerations
A. Analytical Enforcement Methodology
An adequate analytical method (Method RV-001-P10-03), which uses
high-performance liquid chromatography with tandem mass spectrometry
(HPLC/MS/MS) to quantitate residues of flupyradifurone and
difluoroacetic acid (DFA) in various crops, is available for
enforcement.
The method may be requested from: Chief, Analytical Chemistry
Branch, Environmental Science Center, 701 Mapes Rd., Ft. Meade, MD
20755-5350; telephone number: (410) 305-2905; email address:
residuemethods@epa.gov.
B. International Residue Limits
In making its tolerance decisions, EPA seeks to harmonize U.S.
tolerances with international standards whenever possible, consistent
with U.S. food safety standards and agricultural practices. EPA
considers the international maximum residue limits (MRLs) established
by the Codex Alimentarius Commission (Codex), as required by FFDCA
section 408(b)(4). The Codex Alimentarius is a joint United Nations
Food and Agriculture Organization/World Health Organization food
standards program, and it is recognized as an international food safety
standards-setting organization in trade agreements to which the United
States is a party. EPA may establish a tolerance that is different from
a Codex MRL; however, FFDCA section 408(b)(4) requires that EPA explain
the reasons for departing from the Codex level.
There are currently no established Codex or Canadian MRLs for
flupyradifurone residues in sweet sorghum commodities.
VI. Conclusion
Therefore, time-limited tolerances are established for residues of
flupyradifurone, [4-[[(6-chloro-3-pyridinyl)methyl](2,2-
difluoroethyl)amino]-2(5H)-furanone] in or on sweet sorghum, forage at
30.0 and sorghum, syrup at 90.0 parts per million (ppm).
VII. Statutory and Executive Order Reviews
This action establishes tolerances under FFDCA sections 408(e) and
408(l)(6). The Office of Management and Budget (OMB) has exempted these
types of actions from review under Executive Order 12866, entitled
``Regulatory Planning and Review'' (58 FR 51735, October 4, 1993).
Because this action has been exempted from review under Executive Order
12866, this action is not subject to Executive Order 13211, entitled
``Actions Concerning Regulations That Significantly Affect Energy
Supply, Distribution, or Use'' (66 FR 28355, May 22, 2001) or Executive
Order 13045, entitled ``Protection of Children from Environmental
Health Risks and Safety Risks'' (62 FR 19885, April 23, 1997). This
action does not contain any information collections subject to OMB
approval under the Paperwork Reduction Act (PRA), 44 U.S.C. 3501 et
seq., nor does it require any special considerations under Executive
Order 12898, entitled ``Federal Actions to Address Environmental
Justice in Minority Populations and Low-Income Populations'' (59 FR
7629, February 16, 1994).
Since tolerances and exemptions that are established in accordance
with FFDCA sections 408(e) and 408(l)(6), such as the tolerances in
this final rule, do not require the issuance of a proposed rule, the
requirements of the Regulatory Flexibility Act (RFA) (5 U.S.C. 601 et
seq.) do not apply.
This action directly regulates growers, food processors, food
handlers, and food retailers, not States or tribes, nor does this
action alter the relationships or distribution of power and
responsibilities established by Congress in the preemption provisions
of FFDCA section 408(n)(4). As such, the Agency has determined that
this action will not have a substantial direct effect on States or
tribal governments, on the relationship between the national government
and the States or tribal governments, or on the distribution of power
and responsibilities among the various levels of government or between
the Federal Government and Indian tribes. Thus, the Agency has
determined that Executive Order 13132, entitled ``Federalism'' (64 FR
43255, August 10, 1999) and Executive Order 13175, entitled
``Consultation and Coordination with Indian Tribal Governments'' (65 FR
67249, November 9, 2000) do not apply to this action. In addition, this
action does not impose any enforceable duty or
[[Page 13256]]
contain any unfunded mandate as described under Title II of the
Unfunded Mandates Reform Act (UMRA) (2 U.S.C. 1501 et seq.).
This action does not involve any technical standards that would
require Agency consideration of voluntary consensus standards pursuant
to section 12(d) of the National Technology Transfer and Advancement
Act (NTTAA) (15 U.S.C. 272 note).
VIII. Congressional Review Act
Pursuant to the Congressional Review Act (5 U.S.C. 801 et seq.),
EPA submitted a report containing a draft of this rule and other
required information to the U.S. Senate, the U.S. House of
Representatives, and the Comptroller General of the United States prior
to publication of the rule in the Federal Register. This action is not
a ``major rule'' as defined by 5 U.S.C. 804(2).
List of Subjects in 40 CFR Part 180
Environmental protection, Administrative practice and procedure,
Agricultural commodities, Pesticides and pests, Reporting and
recordkeeping requirements.
Dated: February 13, 2017.
Michael Goodis,
Director, Registration Division, Office of Pesticide Programs.
Therefore, 40 CFR chapter I is amended as follows:
PART 180--[AMENDED]
0
1. The authority citation for part 180 continues to read as follows:
Authority: 21 U.S.C. 321(q), 346a and 371.
0
2. In Sec. 180.679, revise paragraph (b) to read as follows:
Sec. 180.679 Flupyradifurone; tolerances for residues.
* * * * *
(b) Section 18 emergency exemptions. Time-limited tolerances are
established for residues of flupyradifurone, including its metabolites
and degradates in or on the specified commodities listed in the table
below, resulting from use of the pesticide under section 18 emergency
exemptions granted by EPA. The time-limited tolerances expire and are
revoked on the date specified in the table. Compliance with the
tolerance levels specified in the following table is to be determined
by measuring only flupyradifurone, 4-[[(6-chloro-3-
pyridinyl)methyl](2,2-difluoroethyl)amino]-2(5H)-furanone in or on the
commodity.
------------------------------------------------------------------------
Parts per
Commodity million (ppm) Expiration date
------------------------------------------------------------------------
sorghum, syrup.............. 90.0 December 31, 2019.
sweet sorghum, forage....... 30.0 December 31, 2019.
------------------------------------------------------------------------
* * * * *
[FR Doc. 2017-04794 Filed 3-9-17; 8:45 am]
BILLING CODE 6560-50-P