Meetings: Science Advisory Board,

[Federal Register: November 19, 1999 (Volume 64, Number 223)]

[Notices]

[Page 63315-63316]

From the Federal Register Online via GPO Access [wais.access.gpo.gov]

[DOCID:fr19no99-58]

ENVIRONMENTAL PROTECTION AGENCY

[FRL-6479-1]

Science Advisory Board; Notification of Public Advisory Committee Meeting

Pursuant to the Federal Advisory Committee Act, Public Law 92-463, notice is hereby given that the Environmental Models Subcommittee (EMS) of the Science Advisory Board's (SAB) Executive Committee, will meet Monday and Tuesday December 13 and 14, 1999 in the Environmental Research Center (ERC) Classroom No. 2, Highway 54 & Alexander Drive, at the U.S. Environmental Protection Agency, Research Triangle Park, North Carolina 27711. The meeting will begin at 9:00 am on December 13 and adjourn no later than 5:00 pm on December 14th (Eastern Time). This meeting is open to the public, however, seating is limited and available on a first come basis. Documents that are the subject of SAB reviews are normally available from the originating U.S. Environmental Protection Agency (EPA) office and are not available from the SAB Office. Public drafts of SAB reports are available to the Agency and the public from the SAB office. Details on availability are noted below.

Purpose

The purpose of this meeting is to: (a) Conduct an advisory on the Agency's Total Risk Integrated Methodology (TRIM) as part of a continuing review of this modeling system which is being developed by the Office of Air and Radiation (OAR), Office of Air Quality Planning and Standards (OAQPS) to support the Agency's regulatory decision making for air pollutants; (b) receive an update and briefing on the workplan for implementation of activities of the Council for Regulatory Environmental Modeling (CREM); and (c) conduct planning for the Fiscal Year 2000 activities of the Environmental Models Subcommittee (EMS) of the Science Advisory Board (SAB), such as a possible future review of the MINTEQA2 model.

SAB Advisory on TRIM

The Agency's OAR is developing TRIM which is intended to support the Agency's regulatory decision making for air pollutants. The intent in creating TRIM with a flexible framework using open architecture is that it will provide the Agency with essential multi-media, multi- pathway air pollutant modeling capabilities in the short term, as well as allow the Agency to take advantage of future advances made over the longer term modeling and monitoring research. The basic charge questions the Agency is raising to the SAB's EMS deal with the overall TRIM system, as well as the three individual modules. The charge questions on the overall TRIM system deal with the TRIM's current design, modular approach, and open architecture, as well as the scientific reasonableness of plans for addressing uncertainty and variability. Questions are being asked by the Agency to the SAB's EMS regarding improvements in the ability of TRIM.FaTE to incorporate outputs from external models, to model chemical transformation and metals, and to incorporate seasonal processes. An additional question is focused on issues associated with the incorporation of both horizontal and vertical atmospheric dispersion and diffusion algorithms, as well as what alternate methods might be recommended to incorporate these algorithms. The SAB's EMS will also be asked to critique an evaluation plan for TRIM.FaTE. In addition, questions are being raised with regard to the adequacy of the TRIM.Expo proposed conceptual design and specific algorithms chosen in the modeling framework, as well as the adequacy of the conceptual plan for the TRIM.Risk module.

The SAB's EMS will also be updated on the activities and work plan for implementation of the Committee for Environmental Regulatory Modeling (CREM).

For Further Information

Copies of the review documents and any background materials for the review are not available from the SAB. The TRIM review documents are available from the program office by contacting Dr. Deirdre Murphy by telephone at (919) 541-0729; by fax at (919) 541-0237, or by E-mail at ‹murphy.deirdre@epa.gov›. The documents that are being provided to the SAB's EMS include the following: (1) TRIM Status Report, (2) TRIM.FaTE Technical Support Document, Vol. I, (3) TRIM.FaTE Technical Support Document, Vol. II, and (4) TRIM.EXPO Technical Support Document. The CREM update will be available to the Subcommittee as well as to members of the public at the meeting. You may call, fax or E-mail the program office for information regarding the status of

[[Page 63316]]

CREM by contacting Mr. Johnnie Pearson by telephone at (919) 541-0572; by fax at (919) 541-0445; or by e-mail at ‹pearson.johnnie@epa.gov› to obtain the update materials when they are available.

Any member of the public wishing further information concerning the meeting should contact Dr. K. Jack Kooyoomjian, Designated Federal Officer for the Environmental Models Subcommittee, Science Advisory Board (1400A), U.S. Environmental Protection Agency, 401 M Street, SW., Washington, DC 20460 at (202) 564-4557; by fax (202) 501-0582; or by E- mail at ‹kooyoomjian.jack@epa.gov›. Anyone wishing to make an oral presentation at the meeting must contact Dr. Kooyoomjian in writing no later than close of business Tuesday, December 7, 1999, at the above address, fax or e-mail. The request should identify the name of the individual who will make the presentation and an outline of the issues to be addressed. Copies of the draft meeting agenda are available from Ms. Dorothy Clark, Management Assistant, Committee Operations Staff at (202) 564-4537; by fax at (202) 501-0582; or by E-mail at ‹clark.dorothy@epa.gov›.

Providing Oral or Written Comments at SAB Meetings

The Science Advisory Board expects that public statements presented at its meetings will not repeat previously submitted oral or written statements. In general, each individual or group making an oral presentation will be limited to a total time of ten minutes. This time may be reduced at the discretion of the SAB, depending on meeting circumstances. Oral presentations at teleconferences will normally be limited to three minutes per speaker or organization. Written comments (at least 35 copies) received in the SAB Staff Office sufficiently prior to a meeting date, may be mailed to the relevant SAB committee or subcommittee prior to its meeting; comments received too close to the meeting date will normally be provided to the committee at its meeting. Written comments, which may be of any length, may be provided to the relevant committee or subcommittee up until the time of the meeting.

Information concerning the Science Advisory Board, its structure, function, and composition, may be found in The Annual Report of the Staff Director which is available from the SAB Committee Evaluation and Support Staff (CESS) by contacting US EPA, Science Advisory Board (1400A), Attention: CESS, 401 M Street, SW, Washington, DC 20460 or via fax (202) 501-0256. Additional information concerning the SAB can be found on the SAB Home Page at: http://www.epa.gov/sab.

Meeting Access

Individuals requiring special accommodation at this meeting, including wheelchair access, should contact the appropriate DFO at least five business days prior to the meeting so that appropriate arrangements can be made.

Dated: November 10, 1999. Donald G. Barnes, Staff Director, Science Advisory Board.

[FR Doc. 99-30240Filed11-18-99; 8:45 am]

BILLING CODE 6560-50-P

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