Proposed topics for application of sediment quality objectives
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Proposed Topics for Application of Sediment Quality Objectives. Purpose of Document. Describe major topics for consideration in proposed SQO policy Scope and limitations What SQOs do & do not apply to Application guidance Methodology Assessment and management

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Presentation Transcript

Purpose of document
Purpose of Document Objectives

  • Describe major topics for consideration in proposed SQO policy

  • Scope and limitations

    • What SQOs do & do not apply to

  • Application guidance

    • Methodology

    • Assessment and management

  • Enforcement and special conditions


Elements
Elements Objectives

  • Definitions and key terms

  • Conceptual model of contaminant exposure

  • Overview of objectives

  • Methodology for assessing sediment quality

  • Application summaries

  • Enforcement standards

  • Special conditions

  • Review of objectives


Definitions and key terms
Definitions and Key Terms Objectives

  • Provide a common understanding of key terms used in framework

    • Bays and estuaries

    • Sediment

    • Beneficial uses

    • Benthos

    • Acute and chronic toxicity


Conceptual model
Conceptual Model Objectives

  • Describe key pathways and processes for sediment contaminant impacts on organisms

  • Describe relationship of SQOs to biological impact mechanisms


Overview of objectives
Overview of Objectives Objectives

  • Focus of objectives

    • Ecosystem components to be protected

    • Applicable habitats

  • Narrative objectives

    • Purpose

    • Description of use

  • Numeric objectives

    • Purpose

    • Description of use


Methodology for assessing sediment quality
Methodology for Assessing Sediment Quality Objectives

  • Provide comparable and reliable measures of sediment quality

  • Guidance manuals

    • Field sampling

    • Chemistry

    • Toxicity

    • Bioaccumulation potential

    • Benthic community impacts

    • Information management


Application summaries
Application Summaries Objectives

Describe relevant SQOs, method of use, and management actions for specific applications:

  • 303(d) and 305(c) assessments

  • Sediment cleanup

  • Dredge/fill material assessment

  • Discharge monitoring



Special conditions
Special Conditions Objectives

  • Sediment Management Zones

  • Sediment Recovery Zones


Review of objectives
Review of Objectives Objectives

  • Timing

  • Process

  • Factors considered


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