Environmental Impact Statement

The Heybridge Shore Crossing – Environmental Impact Statement (EIS) provides information on the potential environmental and social impacts of the proposed shore crossing component of the Marinus Link project, and measures to be implemented to maximise positive outcomes and minimise adverse impacts.

Summary Report

The Summary Report provides an overview of the proposal and information in the EIS. We recommend that you read the summary report first.

Additional Contents

• Glossary and Abbreviations
• Executive Summary
• EIS Table of Contents

The EIS

This EIS provides detailed information about the Heybridge Shore Crossing and an assessment of the proposal’s potential impacts in accordance with the EIS Guidelines: Heybridge Shore Crossing for Marinus Link September 2022 (EIS guidelines).

Environmental Impact Statement – Heybridge Shore Crossing: Section 1 – 5

• Section 1 – Introduction
• Section 2 – Proposal description
• Section 3 – Rationale and project alternatives
• Section 4 – Public consultation
• Section 5 – Existing environment

Environmental Impact Statement – Heybridge Shore Crossing: Section 6

• Section 6 – Potential impacts and their management

Environmental Impact Statement – Heybridge Shore Crossing: Section 7 – 10

• Section 7 – Decommissioning and rehabilitation
• Section 8 – Management, mitigation and monitoring
• Section 9 – Conclusion
• Section 10 – References

Appendices

The technical studies provide details of the study methodology, existing conditions, impact assessment findings, and proposed mitigation measures. Reports have been prepared by independent technical specialists. We recommend reading the technical reports if you’re wanting to explore the study findings in depth.

• Appendix A – Environmental Impact Statement Guidelines: Shore Crossing for Marinus Link
• Appendix B – Terrestrial Ecology Impact Assessment
• Appendix C – Contaminated Land and Acid Sulfate Soils Impact Assessment
• Appendix D – Marine Ecology and Resource Use Impact Assessment
• Appendix E – Marine Benthic Habitat Characterisation
• Appendix F – Groundwater Impact Assessment
• Appendix G – Surface Water Impact Assessment
• Appendix H – Noise and Vibration Impact Assessment
• Appendix I – Air Quality Impact Assessment
• Appendix J – Greenhouse Gas Assessment
• Appendix K – Social Impact Assessment
• Appendix L – Economic Impact Assessment
• Appendix M – Traffic and Transport Impact Assessment
• Appendix N – Ground Conditions Factual Report – Part 1 – Part 2 – Part 3
• Appendix O – Supporting Technical Memos
• Appendix P – Climate Change Impact Assessment

If you require access to the EIS in an alternative format, please email: team@marinuslink.com.au

Supplement to the EIS

From 4 January – 18 February 2025, the Heybridge Shore Crossing EIS was on public exhibition for 42 days so that the public could view the documents and make written submissions.

Following the exhibition of the Heybridge Shore Crossing EIS, a supplement to the EIS was prepared to address additional requirements from the Board of the EPA and public representations.

The Supplement to the Heybridge Shore Crossing EIS was accepted by the Board of the EPA on 14 August 2025. The EPA Board is currently assessing the proposal in accordance with their statutory approval timeframes.

For more information on the EPA assessment, please click here. We will update this page as the assessment progresses.