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Archived Documents


Science Advisory Board Panel

2007 Science Advisory Board Report on Gulf Hypoxia (PDF) (333 pp, 4.74MB)

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Science Symposia to Reassess the Science of Hypoxia

The following four symposia were conducted as part of the Reassessment with the purpose of assessing the current state of the science of hypoxia. An additional workshop on the science of nutrients in the Mississippi River Basin contributed to the reassessment.

Sources, Transport, and Fate of Nutrients in the Mississippi and Atchafalaya River Basins
November 7–9, 2006 in Minneapolis, MN
Presentations and Agenda (PDF) (5 pp, 136K)
Citations from each presenter (PDF) (11 pp, 85K)

Nutrient Loading & Removal in the Lower Mississippi River Basin: Data, Trends & Opportunities
June 1–2, 2006, New Orleans, LA
Presentations and Agenda (PDF) (5 pp, 91K)
Agenda Sessions Transcripts: 9 Sessions (PDF) (73 pp, 287K)

Hypoxia in the Northern Gulf of Mexico: Assessing the State of the Science
April 25-27, 2006, New Orleans, LA
Presentations and Agenda (PDF) (3 pp, 91K)
Panel Summaries (PDF) (21 pp, 39K)
(concluding statements from panelists reviewing lead authors' papers)
Agenda Sessions Transcripts: 6 Sessions (PDF) (118 pp, 421K)
Papers prepared by Session Authors:

Gulf Hypoxia and Local Water Quality Concerns Workshop
September 26-28, 2005, Ames, IA
Workshop Summary Exit EPA Disclaimer
Presentations and Agenda (PDF) (205 pp, 2MB)
Full proceedings, by session:

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Management Action Reassessment Team (MART) and Science Reassessment Team (SRT) Products

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Mississippi River Basin Nutrients Science Workshop

October 4-6, 2005, St. Louis, MO
Meeting Proceedings (PDF) (5 pp, 131K)

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EPA Region 4

EPA Region 4 White Paper - Evaluation of the Role of Nitrogen and Phosphorus in Causing or Contributing to Hypoxia in the Northern Gulf, August, 2004 Peer Review Summary and EPA Responses

Full Public comments:

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Monitoring, Modeling, and Research (MMR) Workgroup

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2001 Action Plan

Integrated Assessment of Hypoxia in the Northern Gulf of Mexico (2000) (66 pp, 1.3MB)

2001 Action Plan (PDF) (36 pp. 6.3MB)

The 2001 Action Plan describes a national strategy to reduce the frequency, duration, size, and degree of oxygen depletion of the hypoxic zone of the northern Gulf of Mexico. The plan was submitted as a Report to Congress on January 18, 2001.

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Charter of the Mississippi River/Gulf of Mexico Watershed Nutrient Task Force (PDF) (5 pp, 24K)


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