Meetings: Exposure Modeling

This Notice document was issued by the Environmental Protection Agency (EPA)

For related information, Open Docket Folder

[EPA-HQ-OPP-2009-0879; FRL-9379-7]

Exposure Modeling Public Meeting; Notice of Public Meeting


Environmental Protection Agency (EPA).




An Exposure Modeling Public Meeting (EMPM) will be held for one day on March 19, 2013. This notice announces the location and time for the meeting and sets forth the tentative agenda topics.


The meeting will be held on March 19, 2013 from 9:00 a.m. to 4:00 p.m. Requests to participate in the meeting must be received on or before March 11, 2013.

To request accommodation of a disability, please contact the person listed underFOR FURTHER INFORMATON CONTACT, preferably at least 10 days prior to the meeting, to give EPA as much time as possible to process your request.


The meeting will be held at the Environmental Protection Agency, Office of Pesticide Programs (OPP), One Potomac Yard (North Building), Fourth Floor Conference Center (N-4830), 2777 S. Crystal Drive, Arlington, VA 22202.

For Further Information Contact

Gabe Rothman, Environmental Fate and Effects Division, Office of Pesticide Programs, Environmental Protection Agency, 1200 Pennsylvania Ave. NW., Washington, DC 20460-0001; telephone number: (703) 347-8011; fax number: (703) 305-6309; email address:

Supplementary Information

I. General Information

A. Does this action apply to me?

You may be potentially affected by this action if you are 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. 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:

  • Agriculture, Forestry, Fishing and Hunting NAICS code 11
  • Utilities NAICS code 22
  • Professional, Scientific and Technical NAICS code 54

B. How can I get copies of this document and other related information?

The docket for this action, identified by docket identification (ID) number EPA-HQ-OPP-2009-0879, is available at or at the Office of Pesticide Programs Regulatory Public Docket (OPP Docket) in the Environmental Protection Agency Docket Center (EPA/DC), EPA West 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 the visitor instructions and additional information about the docket available at

II. Background

On a biannual interval, an Exposure Modeling Public Meeting will be held for presentation and discussion of current issues related to modeling pesticide fate, transport, and exposure of risk assessment in a regulatorycontext. Meeting dates and abstract requests are announced through the “empmlist” forum on the LYRIS list server at

III. How can I request to participate in this meeting?

You may submit a request to participate in this meeting to the person listed underFOR 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 EPA-HQ-OPP-2009-0879, and must be received on or before March 11, 2013.

IV. Tentative Topics for the Meeting

Update on Development of the Spatial Aquatic Model (SAM).

Pesticide Root Zone Model for Ground Water Model (PRZM-GW) Implementation.

Pesticide Flooded Application Model (PFAM) Implementation.

Recent Developments for Drinking Water Intakes Percent Cropped Area (DWI PCA) Guidance.

Other topics related to environmental exposure modeling and monitoring of pesticides in surface water, ground water, soil, air, and biota.

List of Subjects

Environmental protection, pesticide exposure assessment, exposure modeling, pesticide monitoring, groundwater, PRZM-GW, SAM, PFAM, DWI PCA.

Dated: February 13, 2013.
Donald J. Brady,
Director, Environmental Fate and Effects Division, Office of Pesticide Programs.
[FR Doc. 2013-04407 Filed 2-26-13; 8:45 am]
Comment Period Closed
ID: EPA-HQ-OPP-2009-0879-0049
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Date Posted: Feb 27, 2013
Federal Register Number: 2013-04407
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