Home Agenda Logistics Registration Contacts

Sponsored by the "Mississippi River/Gulf of Mexico Watershed Nutrient Task Force" EPA logo
   November 7-9, 2006
Millennium Hotel Minneapolis
1313 Nicollet Mall
Minneapolis, MN 55403

Final Symposium Agenda


Tuesday, November 7
(Election Day; sessions start late to accomodate voting)

Opening and Welcome Session
11:00 am    Registration (lunch on your own)
12:30 pm    Welcome and Conference Introduction
Janice Ward, U.S. Geological Survey
Steve Ashby, U.S. Army Corps of Engineers
   Welcome from Host State Representative
Brad Moore, Minnesota Pollution Control Agency
12:45 pm    Reassessment of the 2001 Hypoxia Action Plan
Darrell Brown, U.S. Environmental Protection Agency
Presentation (PDF, 303KB)

Session 1
Overview of Mississippi River Basin Water Control and Hydrology
Moderator: Steve Ashby, U.S. Army Corps of Engineers

1:00 pm    Keynote: Restoring a Functional Distributary System for the Lower Mississippi/Atchafalaya Rivers: Challenges and Implications for Coastal Restoration and Gulf Hypoxia
Len Bahr , Louisiana Governor's Office of Coastal Activities
Presentation (PDF, 2.5MB)
2:00 pm   

Mississippi River Watershed Management—The Big Picture
Status Report on Study of Land Management as Non-Structural Flood Control Measure

Larry Banks, U.S. Army Corps of Engineers
Presentation (PDF, 956KB)

2:30 pm   

Variability and Trends in the Mississippi River Basin Streamflow
Gregory Mccabe, U.S. Geological Survey

3:00 pm   Break

Session 2
Trends in Sources and Transport of Nutrients and Sediment within
Major Tributaries of the Mississippi-Atchafalaya River Basin (MARB)

Moderator: Richard Alexander, U.S. Geological Survey

3:30 pm   Streamflow and Nitrogen, Phosphorus, and Silica Flux at Selected Sites in the Mississippi River Basin, 1980-2005
William Battaglin , U.S. Geological Survey
Presentation (PDF, 1.6MB)
4:00 pm   Agricultural Diffuse Sources
Wayne Maresch, U.S. Department of Agriculture, Natural Resources and Conservation Service
Presentation (PDF, 1.2MB)
4:30 pm   Municipal and Industrial Point Sources
Kavya Kasturi, U.S. Environmental Protection Agency
Presentation (PDF, 767KB)
5:00 pm   Audience Q & A
5:30 pm   Adjourn

Wednesday, November 8
8:00 am    Summary Points from Previous Symposia, Lessons Learned
Richard Greene, U.S. Environmental Protection Agency
Presentation (PDF, 932KB)
  • Gulf Hypoxia and Local Water Quality Concerns: A Workshop Assessing Tools to Reduce Agricultural Nutrient Losses to Water Resources in the Corn Belt
  • Mississippi River Basin Nutrients Science Workshop
  • Nutrient Loading and Removal in the Lower Mississippi River Basin: Data, Trends, and Opportunities
  • Hypoxia in the Northern Gulf of Mexico: Assessing the State of the Science
Assessing the State of Science Panel Discussion and Audience Q & A
    Janice Ward, U.S. Geological Survey (Moderator)
    James Baker, Iowa Department of Agriculture and Land Stewardship
    Katie Flahive, U.S. Environmental Protection Agency
    Richard Greene, Lower Mississippi River Sub-basin Committee on Hypoxia

Session 3
Transport and Transformation Processes within Major Tributaries of the MARB
Moderator, Greg McIsaac, University of Illinois
9:15 am    Hydrology (Precipitation) and Land-Use Change
Simon Donner, Princeton University
Presentation (PDF, 921KB)
9:45 am    Subsurface Drainage: Status and Impact on Nutrient Transport
Larry Brown, Ohio State University
Presentation (PDF, 2.5MB)
10:15 am    Break
10:45 am    Riparian Nutrient Processing
Durelle Scott, University of Nebraska
Presentation (PDF, 1.6MB)
11:15 am    Do In-stream Transformations Affect Nitrogen Loading to the Mississippi River?
Todd Royer, University of Indiana
Presentation (PDF, 327KB)
11:45 am    Phosphorus Dynamics in Headwater Basins of the Upper Mississippi River in Wisconsin
Emily Stanley, University of Wisconsin
Presentation (PDF, 965KB)
12:15 pm    Phosphorus Forms, Fluxes, and Transformations in the Upper Mississippi River,
William James, U.S. Army Corps of Engineers
Presentation (PDF, 635KB)
12:45 pm    Lunch (on your own)

Session 4
Characterization of Sources, Transport, and Fate of Nutrients and
Sediment from Major Tributaries to the Mainstem MARB and the Gulf of Mexico

Moderators: Brian Hill , U.S. Environmental Protection Agency,
and William Richardson, U.S. Geological Survey

1:45 pm    Patterns of Nitrogen Cycling in the Upper Mississippi River
William Richardson, U.S. Geological Survey
2:15 pm    Nitrogen Loss Due to Denitrification in the Mississippi River
Eric Strauss, Fort Hays State University
Presentation (PDF, 842KB)
2:45 pm    Downstream Patterns in Si, N, and P in the Upper Mississippi River Basin
Brian Hill, U.S. Environmental Protection Agency
Presentation (PDF, 614KB)
3:15 pm    Break
3:45 pm    Nutrients, Chlorophyll, and Suspended Sediment in the Upper Mississippi River: Patterns in Time and Space
Jeff Houser, U.S. Geological Survey
4:15 pm    Nitrogen Processing in Flow-Controlled Backwater Systems of the Upper Mississippi River
William James, U.S. Army Corps of Engineers
Presentation (PDF, 779KB)
4:45 pm    Achieving Hypoxia Action Goals in the Lower Mississippi Valley
Stephen Faulkner, U.S. Geological Survey
5:15 pm    Audience Q & A
5:45 pm    Adjourn

Thursday, November 9

Session 5:
Modeling of Sources, Transport, and Fate of Nutrients and Sediment

Moderator: Janice Ward, U.S. Geological Survey
8:00 am    Small-to Intermediate-Scale Modeling
David Mulla, University of Minnesota
Presentation (PDF, 935KB)
8:30 am    Net Anthropogenic Nitrogen Inputs (NANI) to the Mississippi River Basin
Greg McIsaac, University of Illinois
Presentation (PDF, 842KB)
8:55 am    Advances in Estimating Nutrient Sources, Transport, and Fate in the Mississippi/Atchafalaya River Basins Using the SPARROW Model
Richard Alexander, U.S. Geological Survey
9:20 am    Large-Scale Modeling: IBIS-THMB Dynamic Modelling System
Simon Donner, Princeton University
Christopher Kucharik, University of Wisconsin
Presentation (PDF, 545KB)
9:40 am    Break
10:00 am    Application of SWAT to the Upper Mississippi River Basin and Other Watersheds
Philip Gassman, Iowa State University
Presentation (PDF, 2.3MB)
10:45 am    Fates of Eroded Soil Organic Carbon in the Mississippi Basin
Stephen Smith, CICESE, Mexico; University of South Florida
Presentation (PDF, 806KB)

Session 6
Lessons from Other River Systems

Moderator: Amy Parker, U.S. Environmental Protection Agency
11:30 am    Nitrogen Removal Capacity of Entire River Networks—Interactions of Geomorphic, Hydraulic and Biological Factors
Wilfred Wollheim, University of New Hampshire
Presentation (PDF, 760KB)
11:00 am    Nutrient Problems and Abatement Strategies in the Pearl River Delta, China
Todd Rasmussen, University of Georgia
Presentation (PDF, 795KB)
12:00 pm    Audience Q & A
12:30 pm    Adjourn
Back to Top