MMG Australia Limited, Exe Tailings Storage Facility, Rosebery

Current Stage

Public Comment Closed on Draft Guidelines

Proposal Details

Client: MMG Australia Limited

Premises: Exe Tailings Storage Facility, Rosebery

Activity: Waste Depot

Class of Assessment: 2C

Important Dates

Assessment Commenced: 25/11/2025

Draft Guidelines Opened for Public Comment: 28/2/2026

Draft Guidelines Closed for Public Comment: 16/3/2026

​​​​​The Proposal

The proposal is to construct a new Tailings Storage Facility and associated infrastructure to support the continued operation of the Rosebery Mine. The TSF will allow for approximately 22.1 million tonnes of tailings to be stored which will provide 26 years of tailing storage at the current tailings production rate of 850,000 tonnes per year from Rosebery mine.​

The proponent intends to lodge a permit application with West Coast Council under the Land Use Planning and Approvals Act 1993. The proposal will be subject to an environmental impact assessment by the Board of the EPA (the Board) in accordance with the Environmental Management and Pollution Control Act 1994 (EMPC Act).

​Notice of Intent

 MMG Australia Limited, Exe Tailings Storage Facility, Rosebery - NOI (PDF 37Mb)

​EIS Guidelines

EIS Guidelines have been prepared by the Board to assist the proponent to prepare the case for assessment. Based on the information contained in the Notice of Intent, the guidelines identify the key issues which are expected to be relevant to the assessment of the proposal.

Public comment was invited on the draft guidelines, the comment period has now closed. The final guidelines have been issued to the proponent.

 MMG Australia Limited, Exe Tailings Storage Facility, Rosebery - EIS Guidelines (PDF 702Kb)