CSA Z763 : 0

Technical Committee on Environmental Risk Assessment
Preface
0 Introduction
    0.1 The Utility of Environmental Risk Assessment
    0.2 Origins of Environmental Risk Assessment
    0.3 Environmental Management Systems
    0.4 Governmental Environmental Assessment Approval
          Processes
    0.5 Applying Environmental Risk Assessment to
          Business Operations
1 Scope
    1.1 Environmental Risk Assessment
    1.2 Exceptions
    1.3 Environmental Risk Assessment as a Component
          of Risk Management
          1.3.1 Risk Management
          1.3.2 Iteration
          1.3.3 Decision-Making
2 Definitions and Reference Publications
    2.1 Definitions
    2.2 Reference Publications
3 Concepts Relevant to ERA
    3.1 Principal Environmental Features
          3.1.1 Types of Environmental Change
          3.1.2 Levels of Ecosystem Organization
          3.1.3 Interaction of Risk Agents in the
                  Environment
          3.1.4 Ecosystem Resilience and Thresholds
    3.2 Valued Environmental Components
    3.3 Selection of Endpoints
    3.4 The Significance of Environmental Risks and the
          Role of Stakeholders
    3.5 Uncertainty
4 Conducting an ERA
    4.1 When to Conduct an ERA
    4.2 ERA Framework
          4.2.1 Initial Assessment
          4.2.2 Evaluating Initial Assessment
          4.2.3 Subsequent Procedures
5 Requirements of an ERA
    5.1 Introduction to Requirements
    5.2 Documentation
    5.3 Definition of Goals and Methods
          5.3.1 Goals
          5.3.2 Methods
    5.4 Specification of Minimum Technical Requirements
    5.5 Personnel
    5.6 Reporting and Followup
          5.6.1 Reporting
          5.6.2 Verification
          5.6.3 Followup
6 The ERA Steps - Case Study
    6.1 Introduction to the Case Study
    6.2 Illustrative Case Study - A Dry-Cleaning
          Establishment
          6.2.1 Describe the Environment
          6.2.2 Describe the Activity
          6.2.3 Identify Hazards and Risk Scenarios
          6.2.4 Identify Valued Environmental Components
                  and Incorporate Stakeholder Interests
          6.2.5 Establish Endpoints
          6.2.6 Estimate Effects
          6.2.7 Calculate the Likelihood of Risk Scenarios
          6.2.8 Compare to Preestablished End Points
          6.2.9 Determine Acceptability of Risks
          6.2.10 Conclusion of the Assessment
Appendices
A Supplementary Discussion of ERA Steps
B Risk Management Terminology and Decision-Making Process
C Other Publications

Concerned with planning and managing the application of risk assessment and environmental assessment concepts and techniques, this guideline will help people who are responsible for such activities to understand what environmental risk assessment is, how it relates to the overall risk management process and to create a format to address and document the environmental risk assessment process.