Brockman Syncline Proposal - Public Environmental Review

Closed 13 Nov 2023

Opened 18 Sep 2023


Hamersley Iron Pty Limited is proposing to develop additional above and below ground water table mine pits to sustain operations at three existing operations: 

  • Nammuldi-Silvergrass 

  • Brockman 2 

  • Brockman 4 

The proposal is located approximately 60 km west-north west of Tom Price, in the Pilbara region of Western Australia.  

An Environmental Review Document (ERD) has been prepared by Rio Tinto Iron Ore on behalf of Hamersley Iron Pty Limited, in accordance with Environmental Protection Authority procedures and is released for public review.  

The ERD describes the proposal, examines the likely environmental effects and the proposed environmental management procedures associated with the proposed development.  

The ERD is available for download from Brockman Syncline Proposal | EPA Western Australia on the EPA website under 3. Assessment > Environmental Review.  

The document is also available on the proponent’s website at Rio Tinto | Global 

Hard copies of the document may be purchased for $10 (including postage and packaging) or a USB is available free of charge from: 

Rio Tinto Iron Ore 

125-158 St Georges Terrace 

PERTH  WA  6000  

Copies of the document will be available for examination at: 

  • Tom Price Community Library 

  • Karratha Community Library 

  • State Library of Western Australia. 

Public submissions are to be received by the EPA by 13 November 2023 through this consultation hub portal. 

Alternatively, submissions can be  

Posted to:  


Environmental Protection Authority  

Locked Bag 10 

Joondalup DC  WA 6919. 

Delivered to:  

Environmental Protection Authority 

Prime House 

8 Davidson Terrace 

Joondalup  WA  6027.  

If you have any questions on how to make a submission, please contact EPA Services of the Department of Water and Environmental Regulation on 6364 7000. 


  • All of Western Australia


  • Public


  • Public Environmental Review