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West Erregulla Field Development Program

Project
Proponent: 
Strike West Pty Ltd
Proposal description: 

Strike West Pty Ltd propose to extract gas from the West Erregulla gas field by constructing and operating a gathering system to connect its gas field and convey the extracted gas to an upstream separating facility. The proposal will supply gas to a third party operated gas processing facility, subject to separate approvals.  

The proposal is located within the Shires of Three Springs and Mingenew in the Midwest region of Western Australia, approximately 50 kilometres (km) south-east of Dongara and 234 km north of Perth. 

The proposal includes a flowline gathering network system to convey gas from four existing approved wells and two new conventional wells to an upstream facility, remote terminal unit, metering and corrosion inhibitor chemical injection system at each well site, and an upstream facility consisting of a slug catcher, pigging tie-in points, sump tanks and common manifold. The proposal terminates at the gas and liquids transfer point. 

The proposal will result in the clearing of up to 38.53 hectares (ha) of native vegetation within a 93.97 ha Development Envelope. 

The life of the proposal is for 20 years.

Assessment Number: 
2308
Region: 
Mid West
Referred under EP Act: 
s38
Industry sector: 
Oil and gas
Last updated: 
July 8, 2024
Related EPA Media Statement: 
West Erregulla Field Development Program - Additional Information
Current Status: 
Ministerial Statement published
Ministerial Statement published
1. Referral
Comment on this referral: 
West Erregulla Field Development Program
Comment period: 
Wednesday, 1 September, 2021 to Tuesday, 7 September, 2021
Referral documentation: 
PDF icon Referral Form
PDF icon West Erregulla Field Development Program Referral Documentation - June 2021.pdf
PDF icon Appendix A - Development Envelope Coordinates.pdf
PDF icon Appendix B - West Erregulla Exploration Program Targeted Flora Survey.pdf
PDF icon Appendix C - Dieback and Weed Management Plan.pdf
PDF icon Appendix D - Fauna Surveys and Assessments.pdf
PDF icon Appendix E - Aboriginal Heritage Survey.pdf
PDF icon Appendix F - Hydrogeological Assessment.pdf
2. Decision on whether to assess this proposal
Chair's Determination: 
Assess - Additional Assessment Information (public review)
Extract of determination: 
PDF icon West Erregulla Field Development Program
Preliminary Environmental Factors: 
Flora and Vegetation
Terrestrial Environmental Quality
Terrestrial Fauna
Date published: 
Monday, 20 September, 2021
3. Assessment
Environmental Review
Environmental Review documentation: 
PDF icon Strike Energy - West Erregulla Field Development Program - Environmental Review Document (Rev 2 - 13 April 2022).pdf
PDF icon Appendix A - Development Envelope Coordinates.pdf
PDF icon Appendix B - West Erregulla Project Flora and Vegetation Assessment (Woodman 2013).pdf
PDF icon Appendix B - West Erregulla Targeted Flora Survey (ecologia 2018).pdf
PDF icon Appendix B - West Erregulla Targeted Flora Survey (Woodman 2020).pdf
PDF icon Appendix B - West Erregulla Wells 4 & 5 Flora and Vegetation Risk Assessment (Woodman 2020).pdf
PDF icon Appendix C - Dieback and Weed Managment Plan.pdf
PDF icon Appendix D - WAMS_MSU_507 (Western Australian Museum).pdf
PDF icon Appendix D - West Erregulla Level 1 Fauna Assessment (Bamford 2021).pdf
PDF icon Appendix E - Aboriginal Heritage Survey.pdf
PDF icon Appendix F - Groundwater Investigation (MDW Environmental Services 2015).pdf
PDF icon Appendix F - West Erregulla Groundwater Assessment (RPS Aquaterra 2011).pdf
PDF icon Appendix G - Rehabilitation Management Plan.pdf
PDF icon Appendix H - Offset Strategy.pdf
PDF icon Appendix I - Greenhouse Gas Emission Estimates.pdf
Date Published (Environmental Review documentation): 
May 16, 2022
Proponent response to submissions: 
PDF icon West Erregulla Field Development Program - Response to Submissions Rev 3.pdf
PDF icon Attachment 3 - ERD Appendix G Rehabilitation Management Plan.pdf
PDF icon Attachment 4 - ERD Appendix H Offset Strategy.pdf
Date published (Proponent response to submissions): 
July 13, 2023
Change to proposal during assessment under s. 43A
s. 43A notice: 
PDF icon CMS18030 - S43A - 070122.pdf
Date of approval s. 43A: 
Fri, 07/01/2022
4. EPA Report on assessment
EPA Report Number: 
1748
EPA Report: 
PDF icon EPA Report 1748 - West Erregulla Field Development Program - Assessment report.pdf
Key Environmental Factors: 
Flora and Vegetation
Terrestrial Fauna
Date published: 
Monday, 9 October, 2023
Appeals close: 
Monday, 30 October, 2023
5. Decision on proposal and implementation of proposal
Ministerial Statement
Date of approval: 
Monday, 8 July, 2024
Ministerial Statement: 
PDF icon Ministerial Statement 1230

Source URL:https://www.epa.wa.gov.au/proposals/west-erregulla-field-development-program