[Federal Register Volume 70, Number 128 (Wednesday, July 6, 2005)]
[Notices]
[Pages 38909-38910]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 05-13051]


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ENVIRONMENTAL PROTECTION AGENCY

[OPP-2005-0189; FRL-7723-4]


Exposure Modeling Work Group; Notice of Public Meeting

AGENCY: Environmental Protection Agency (EPA).

ACTION: Notice.

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SUMMARY: The Exposure Modeling Work Group (EMWG) will hold a 1-day 
meeting on July 21, 2005. This notice announces the location and time 
for the meeting and sets forth the tentative agenda topics.

DATES: The meeting will be held on July 21, 2005, from 9 a.m. to 3 p.m.

ADDRESSES: The meeting will be held at the Environmental Protection 
Agency, Office of Pesticide Programs (OPP), Crystal Mall 2, 
Room 1126 (Fishbowl), 1801 S. Bell St., Arlington, VA 22202.

FOR FURTHER INFORMATION CONTACT: Marietta Echeverria, Environmental 
Fate and Effects Division (7507C), Office of Pesticide Programs, 
Environmental Protection Agency, 1200 Pennsylvania Ave., NW., 
Washington, DC 20460-0001; telephone number: (703) 305-8578; fax 
number: (703) 308-6309; e-mail address: [email protected].

SUPPLEMENTARY INFORMATION:

I. General Information

A. Does this Action Apply to Me?

    This action is directed to the public in general, and may be of 
particular interest to those persons who are or may be required to 
conduct testing of chemical substances under the Toxic Substances 
Control Act (TSCA), the Federal Food, Drug and Cosmetic Act (FFDCA), or 
the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA). Since 
other entities may also be interested, the Agency has not attempted to 
describe all the specific entities that may be affected by this action. 
If you have any questions regarding the applicability of this action to 
a particular entity, consult the person listed under FOR FURTHER 
INFORMATION CONTACT.

[[Page 38910]]

B. How Can I Get Copies of this Document and Other Related Information?

    1. Docket. EPA has established an official public docket for this 
action under docket identification (ID) number OPP-2005-0189. The 
official public docket consists of the documents specifically 
referenced in this action, any public comments received, and other 
information related to this action. Although a part of the official 
docket, the public docket does not include Confidential Business 
Information (CBI) or other information whose disclosure is restricted 
by statute. The official public docket is the collection of materials 
that is available for public viewing at the Public Information and 
Records Integrity Branch (PIRIB), Rm. 119, Crystal Mall 2, 
1801 S. Bell St., Arlington, VA. This docket facility is open from 8:30 
a.m. to 4 p.m., Monday through Friday, excluding legal holidays. The 
docket telephone number is (703) 305-5805.
    2. Electronic access. You may access this Federal Register document 
electronically through the EPA Internet under the ``Federal Register'' 
listings at http://www.epa.gov/fedrgstr/.
    An electronic version of the public docket is available through 
EPA's electronic public docket and comment system, EPA Dockets. You may 
use EPA Dockets at http://www.epa.gov/edocket/ to view public comments, 
access the index listing of the contents of the official public docket, 
and to access those documents in the public docket that are available 
electronically. Although not all docket materials may be available 
electronically, you may still access any of the publicly available 
docket materials through the docket facility identified in Unit I.B.1. 
Once in the system, select ``search,'' then key in the appropriate 
docket ID number.

II. Background

    On a quarterly interval, the Exposure Modeling Workgroup meets to 
discuss current issues in modeling pesticide fate, transport, and 
exposure to pesticides n support of risk assessment in a regulatory 
context.

III. How Can I Request to Participate in this Meeting?

    You may submit a request to participate in this meeting to the 
person listed under FOR FURTHER INFORMATION CONTACT. Do not submit any 
information in your request that is considered CBI. Requests to 
participate in the meeting, identified by docket ID number OPP-2005-
0189 , must be received on or before 20 days after date of publication 
in the Federal Register.

IV. Tentative Agenda

    1. Welcome and introductions
    2. Old action items
    3. Brief updates:
     PRZM3.12.2 Evaluation (J. Hetrick)
     EXPRESS (R. Parker)
     EFED's Modeling Scenarios (M. Corbin)
     Spray Drift Update (N. Birchfield)
     Carbamate Cumulative (N. Thurman)

V. Major Topics:

    1. Modeling sediment transport at field and watershed scales (C. 
Graf, USDA-ARS)
    2. Recent investigations of PRZM erosion and runoff pesticide 
transport (TBD, EPA/OPP-EFED)
    3. Coupled watershed - instream sediment and contaminant transport 
and fate modeling system (E. Hayter, EPA/ORD-NERL)
    4. Pyrethroid workgroup sediment modeling approach (TBD, Pyrethroid 
Workgroup)
    5. Multivariate statistical analysis of paired watershed event-
based nutrient loading (W.D. Hively, USDA-ARS)

List of Subjects

    Environmental protection, Modeling, Pesticides, Pests.

    Dated: June 27, 2005.
Steve Bradbury,
Director, Environmental Fate and Effects Division, Office of Pesticide 
Programs.
[FR Doc. 05-13051 Filed 7-5-05; 8:45 am]
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