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Waitsia Gas Project Stage 2

Project
Proponent: 
MEPAU Perth Basin Pty Ltd
Proposal description: 

The Waitsia Gas Project Stage 2 is a conventional gas proposal located approximately 16km East-South-East of the Dongara-Port Denison town sites.

The proposal includes clearing of up to 17 ha of native vegetation to support the following:

Construction and operation of a new gas processing plant with a maximum export capacity of 250 terajoules per day;

Drilling of up to 6 new production wells to supplement the existing 2 wells; and

Installation of a gas gathering system comprising of flowlines and hubs; and

Installation of a flowline from the proposed gas plant for water reinjection via a disused petroleum production well.

Proposal Content Document: 
PDF icon Proposal content document - 210125.pdf
Assessment Number: 
2226
Region: 
Mid West
Referred under EP Act: 
s38
Industry sector: 
Oil and gas
Last updated: 
January 21, 2025
Current Status: 
Ministerial Statement published
Ministerial Statement published
1. Referral
Comment on this referral: 
Waitsia Gas Project Stage 2
Comment period: 
Friday, 6 September, 2019 to Thursday, 12 September, 2019
Referral documentation: 
PDF icon Referral Form.pdf
PDF icon Supporting Document.pdf
PDF icon Appendix A - Stakeholder Survey Trends - Shire of Irwin Stakeholders.pdf
PDF icon Appendix B - MEPAU information exchange session flyer.pdf
PDF icon Appendix C - Flora and Veg Assessment.pdf
PDF icon Appendix C - Flora and Vegetation Assessment Appendices.pdf
PDF icon Appendix C - Flora and Vegetation - Desktop Review.pdf
PDF icon Appendix C - Flora, Vegetation and Fauna Assessment.pdf
PDF icon Appendix D - Clearing Principles Fauna Report.pdf
PDF icon Appendix D - Fauna Report.pdf
PDF icon Appendix E - Air Dispersion Modelling.pdf
PDF icon Appendix F - Environmental Noise Assessment.pdf
PDF icon Appendix G - Environmental Management Plan.pdf
PDF icon Appendix H - Figures 1A to 1H & Fig 2 .pdf
2. Decision on whether to assess this proposal
Chair's Determination: 
Assess - Additional Assessment Information (public review)
Extract of determination: 
PDF icon Waitsia Gas Project Stage 2
Preliminary Environmental Factors: 
Social Surroundings
Flora and Vegetation
Inland Waters
Date published: 
Monday, 4 November, 2019
3. Assessment
Environmental Review
Public submissions: 
Thursday, 23 April, 2020 to Thursday, 7 May, 2020
Make a submission: 
Waitsia Gas Project: Stage 2 - Additional Information
Environmental Review documentation: 
PDF icon Flora and Vegetation Management Plan.pdf
PDF icon Greenhouse Gas Management Plan.pdf
PDF icon Water Management Plan.pdf
PDF icon Management of Flaring.pdf
Date Published (Environmental Review documentation): 
April 23, 2020
Proponent response to submissions: 
PDF icon Waitsia Gas Project Stage 2 - Response to Public Comments EPA Assessment 2226.pdf
PDF icon Flora and Vegetation Management Plan Revision 2.pdf
PDF icon Greenhouse Gas Management Plan Revision 5.pdf
PDF icon Management of Flaring Revision 1.pdf
PDF icon Water Management Plan Revision 1.pdf
Date published (Proponent response to submissions): 
September 7, 2020
4. EPA Report on assessment
EPA Report Number: 
1687
EPA Report: 
PDF icon EPA Report 1687 - Waitsia Gas Project Stage 2 - assessment report.pdf
Key Environmental Factors: 
Social Surroundings
Flora and Vegetation
Inland Waters
Date published: 
Monday, 7 September, 2020
Appeals close: 
Monday, 21 September, 2020
5. Decision on proposal and implementation of proposal
Ministerial decision
Date: 
January 21, 2025
Ministerial Statement
Date of approval: 
Monday, 1 February, 2021
Ministerial Statement: 
PDF icon Statement 1164
Post-assessment changes
Section 46 inquiry: 
Waitsia Gas Project Stage 2 (s46) [2490]
s. 45C amendments: 

Attachment 1 to Statement 1164 - Changes:

  • Increasing the development envelope from 354 hectares (ha) to 409.25 ha.
  • Increasing the disturbance footprint from 345 ha to 397.75 ha within the development envelope.

Changes to proposal approved under S45c on 4 October 2021.

Attachment 2 to Statement 1164 - Changing production facility capacity from 250 terajoules per day to an annual limit of 91.25 petajoules. Increasing the size of the development envelope from 409.25 ha to 580.9 ha. Increasing the number of wells from 8 to 19. Increasing the disturbance footprint from 397.75 ha to 479.2 ha. Change to proposal approved under S45c on 16 April 2024.

Attachment 4 to Statement 1164 - Increasing the size of the development envelope from 580.9 ha to 581.2 ha. Increasing the disturbance footprint from 479.2 ha to 479.6 ha within the
development envelope. Increasing the gas production facility capacity from 91.25 Petajoules per annum to 100.375 Petajoules per annum. Change to proposal approved under S45c on 21 January 2025.

Attachments: 
PDF icon Attachment 1 - Summary of Reasons.pdf
PDF icon Attachment 4 Notice and Summary of Reasons.pdf
Date of approval s. 45C: 
Monday, 4 October, 2021
Tuesday, 16 April, 2024
Tuesday, 21 January, 2025

Source URL:https://www.epa.wa.gov.au/proposals/waitsia-gas-project-stage-2