**AGENDA**

**FIFRA SCIENTIFIC ADVISORY PANEL (SAP)**

**OPEN MEETING**

**December 4 -7, 2007**

**FIFRA SAP WEB SITE http://www.epa.gov/scipoly/sap/**

**OPP Docket Telephone: (703) 305-5805**

**Docket Number: EPA-HQ-OPP-2007-0934**

**U.S. Environmental Protection Agency**

**Crowne Plaza - Washington National Airport**

**1489 Jefferson Davis Highway**

**Arlington, VA 22202**

**Interpretation of the Ecological Significance of Atrazine Stream-Water
Concentrations Using a Statistically-Designed Monitoring Program**

**Please note that all times are approximate.**

**Tuesday, December 4, 2007**

**8:30 A.M. Opening of Meeting and Administrative Procedures** -- Jim
Downing, Designated Federal Official, Office of Science Coordination and
Policy, EPA

**8:40 A.M. Introduction and Identification of Panel Members** - Steven
G. Heeringa, Ph.D., FIFRA Scientific Advisory Panel Chair

**8:50 A.M. Welcome and Opening Remarks** -- Bill Jordan, Office of
Pesticide Programs, EPA

**8:55 A.M. Goals and Objectives** -- Donald Brady, Acting Director,
Environmental Fate and Effects Division, Office of Pesticide Programs

**9:15 P.M. Introduction and Background** -- Stephanie Irene, Ph.D.,
Environmental Fate and Effects Division, Office of Pesticide Programs

**9:45 A.M Public Comment**

**10:30 A.M. Break**

**10:45 A.M. Public Comment cont'd**

**12:30 P.M. Lunch**

**1:30 P.M. Use of a Community Simulation Model for Extrapolation of
Atrazine Levels of Concern Among Exposure Time-Series** -- Russell
Erickson, Ph.D., Mid-Continent Ecology Division, Office of Research and
Development

**2:15 P.M. Charge Question 1**

**3:30 P.M. Break**

**3:45 P.M. Charge Question 2**

**5:30 P.M. Adjournment**

**AGENDA**

**FIFRA SCIENTIFIC ADVISORY PANEL (SAP)**

**OPEN MEETING**

**December 4-7, 2007**

**FIFRA SAP WEB SITE http://www.epa.gov/scipoly/sap/**

**OPP Docket Telephone: (703) 305-5805**

**Docket Number: EPA-HQ-OPP-2007-0934**

**U.S. Environmental Protection Agency**

**Crowne Plaza - Washington National Airport**

**1489 Jefferson Davis Highway**

**Arlington, VA 22202**

**Interpretation of the Ecological Significance of Atrazine Stream-Water
Concentrations Using a Statistically-Designed Monitoring Program**

**Wednesday, December 5, 2007**

**8:30 A.M. Opening of Meeting and Administrative Procedures** -- Jim
Downing, Designated Federal Official, Office of Science Coordination and
Policy, EPA

**8:40 A.M. Introduction and Identification of Panel Members** \--
Steven G. Heeringa, Ph.D., FIFRA Scientific Advisory Panel Chair

**8:50 A.M. Follow-up From Previous Day's Meeting** -- Atrazine Team,
Environmental Fate and Effects Division, Office of Pesticide Programs

**9:15 A.M. Charge Question 3**

**10:15 A.M. Break**

**10:30 A.M. Charge Question 4**

**12:00 P.M. Lunch**

**1:00 P.M. Charge Question 5**

**2:00 P.M. Monitoring Study Design and Results** -- Nelson Thurman,
M.S., Environmental Fate and Effects Division, Office of Pesticide
Programs

**2:45 P.M. Statistical Design and Results** -- Tony Olsen, Ph.D.,
Western Ecology Division, Office of Research and Development

**3:30 P.M. Break**

**3:45 P.M. Uncertainty Analysis** -- Mark Corbin, M.S., Environmental
Fate and Effects Division, Office of Pesticide Programs

**4:30 P.M. Charge Question 6**

**5:30 P.M. Adjournment**

**AGENDA**

**FIFRA SCIENTIFIC ADVISORY PANEL (SAP)**

**OPEN MEETING**

**December 4-7, 2007**

**FIFRA SAP WEB SITE http://www.epa.gov/scipoly/sap/**

**OPP Docket Telephone: (703) 305-5805**

**Docket Number: EPA-HQ-OPP-2007-0934**

**U.S. Environmental Protection Agency**

**Crowne Plaza - Washington National Airport**

**1489 Jefferson Davis Highway**

**Arlington, VA 22202**

**Interpretation of the Ecological Significance of Atrazine Stream-Water
Concentrations Using a Statistically-Designed Monitoring Program**

**Thursday, December 6, 2007**

**8:30 A.M. Opening of Meeting and Administrative Procedures** -- Jim
Downing, Designated Federal Official, Office of Science Coordination and
Policy, EPA

**8:40 A.M. Introduction and Identification of Panel Members** \--
Steven G. Heeringa, Ph.D., FIFRA Scientific Advisory Panel Chair

**8:50 A.M. Follow-up From Previous Day's Meeting** -- Atrazine Team,
Environmental Fate and Effects Division, Office of Pesticide Programs

**9:15 A.M. Charge Question 7**

**10:15 A.M. Break**

**10:30 A.M. Charge Question 8**

**12:00 P.M. Lunch**

**1:00 P.M. Charge Question 9**

**2:00 P.M. Where Are the Waters That Are Exceeding Effects-based
Atrazine Thresholds** -- Nelson Thurman, M.S., Environmental Fate and
Effects Division, Office of Pesticide Programs

**2:45 P.M. Break**

**3:00 P.M. Charge Question 10**

**4:15 P.M. Charge Question 11**

**5:30 P.M. Adjournment**

**AGENDA**

**FIFRA SCIENTIFIC ADVISORY PANEL (SAP)**

**OPEN MEETING**

**December 4-7, 2007**

**FIFRA SAP WEB SITE http://www.epa.gov/scipoly/sap/**

**OPP Docket Telephone: (703) 305-5805**

**Docket Number: EPA-HQ-OPP-2007-0934**

**U.S. Environmental Protection Agency**

**Crowne Plaza - Washington National Airport**

**1489 Jefferson Davis Highway**

**Arlington, VA 22202**

**Interpretation of the Ecological Significance of Atrazine Stream-Water
Concentrations Using a Statistically-Designed Monitoring Program**

**Friday, December 7, 2007**

**8:30 A.M. Opening of Meeting and Administrative Procedures** -- Jim
Downing, Designated Federal Official, Office of Science Coordination and
Policy, EPA

**8:40 A.M. Introduction and Identification of Panel Members** \--
Steven G. Heeringa, Ph.D., FIFRA Scientific Advisory Panel Chair

**8:50 A.M. Follow-up From Previous Day's Meeting** -- Atrazine Team,
Environmental Fate and Effects Division, Office of Pesticide Programs

**9:15 A.M. Continued Panel Discussion (as needed)**

**10:15 A.M. Break**

**10:30 A.M. Continued Panel Discussion (as needed)**

**12:00 P.M. Lunch**

**1:15 P.M. Continued Panel Discussion (as needed)**

**2:45 P.M. Break**

**3:00 P.M. Continued Panel Discussion (as needed)**

**4:30 P.M. Adjournment**

Please be advised that agenda times are approximate; when the discussion
for one topic is completed, discussions for the next topic will begin.
For further information, please contact the Designated Federal Official
for this meeting, Jim Downing, via telephone: (202) 564-8432; fax: (202)
564-8382; or email: downing.jim@epa.gov