Fimiston Gold Mine Operations Extension Stage 3 and Mine Closure Planning

Project
Proponent
Kalgoorlie Consolidated Gold Mines Pty Ltd
Proposal description

This report provides the Environmental Protection Authority's (EPA's) advice and recommendations to the Minister for the Environment on the proposal by Kalgoorlie Consolidated Gold Mines Pty Ltd (KCGM) to expand their Fimiston operations in Kalgoorlie by widening and deepening the Superpit by means of the Golden Pike Cutback, and to plan for mine closure.

Assessment Number
1581
Region
Goldfields Esperance
Referred under EP Act
s38
Industry sector
Gold
Last updated
Current Status
Ministerial Statement published
2. Decision on whether to assess this proposal
Chair's Determination
Formal under Section 43 (Not appealable)
Date published
3. Assessment
Scoping
Environmental scoping document for public comment
App A1 - KCGM Stage 3 Env Scoping Document Jan 2006.pdf (PDF, 4.65 MB)
Environmental Review
Environmental Review documentation
KCGM Fimiston Open Pit Extension PER (PDF, 4.78 MB)
App A1 - KCGM Stage 3 Env Scoping Document Jan 2006.pdf (PDF, 4.65 MB)
App B1 - KCGM Conceptual Mine Closure Strategy July 2006.pdf (PDF, 3.44 MB)
App C1 - KCGM Rehabilitation Vegetation Survey Jan 2006.pdf (PDF, 2.06 MB)
App D1 - KCGM Seepage and Groundwater Management Plan Sep 2005.pdf (PDF, 2.26 MB)
App D2 - Fimiston I TSF NOI Addendum Increase in Height April 2003.pdf (PDF, 9.33 MB)
App D3 - Fimiston II TSF NOI Increase in Height Volume I Sept 2005.pdf (PDF, 9.61 MB)
App D3 - Fimiston II TSF NOI Increase in Height Volume II Sept 2005 (1).pdf (PDF, 7.26 MB)
App D4 - Kaltails TSF Hydrogeological Review June 2006.pdf (PDF, 3.13 MB)
App D5 - Fimiston Groundwater and Seepage Recovery Review 1993-2005 July 2006.pdf (PDF, 4.3 MB)
App D6 - Implication of increases in height of TSFs.pdf (PDF, 2.21 MB)
App E1 - Golden Pike Noise Report June 2005.pdf (PDF, 5.57 MB)
App E1 - Northern Waste Rock Dump Noise Report July 2006.pdf (PDF, 4.48 MB)
App E2 - Effects of Blasting in the Golden Pike Cutback Feb 2006.pdf (PDF, 4.44 MB)
App E3 - Noise and Vibration Monitoring and Management Programme.pdf (PDF, 757.63 KB)
App F1 - Tellurides and Mercury in Fimiston Open Pit May 2006.pdf (PDF, 386.66 KB)
App F2 - Gidji and Fimiston Stack Testing and Modelling July 2005.pdf (PDF, 1.3 MB)
App F3 - Acid Rock Drainage Risk Evaluation Fimiston Aug 2006.pdf (PDF, 647.89 KB)
App G1 - Dust Modelling Study Aug 2006.pdf (PDF, 1.98 MB)
App H1 - Geotechnical Assessment Golden Pike Cutback Feb 2004.pdf (PDF, 29.03 MB)
App H1 - Pit Abandonment and Design for Golden Pike Cutback July 2005.pdf (PDF, 4.28 MB)
App H2 - Golden Pike Flyrock Modelling Report Nov 2005.pdf (PDF, 1.21 MB)
App H3 - Draft Golden Pike Blast Management Plan July 2006 x.pdf (PDF, 2.3 MB)
KCGM Fimiston Open Pit Extension PER Main Report Sept 06.pdf (PDF, 4.78 MB)
Proponent response to submissions
KCGM Response to Public Submissions (PDF, 1.73 MB)
4. EPA Report on assessment
EPA Report Number
1270
EPA Report
EPA Report 1270 (PDF, 2.6 MB)
5. Decision on proposal and implementation of proposal
Ministerial Statement
Comments

The continuation of mining operations at the Fimiston site, and expansion and deepening of the Superpit to 600 metres via the Golden Pike Cutback. Additional waste dumps will be created to the north of the pit to contain 140 million tonnes of waste rock. The Fimiston I and II tailings storage facilities and/or the Kaltails tailings storage facility will be expanded to contain the additional tailings.

Date of approval
Ministerial Statement
Ministerial Statement 0782 (PDF, 1.65 MB)
Post-assessment changes
S46C changes to conditions

Attachment 2 to Statement 782 – Replacement of condition 11-3 – change to proposal approved under section 46C on 23 July 2013.

Date S46C
s. 45C amendments

Attachment 1 to Statement 782 – Clearing for Kaltails tailings storage facility, contingency clearing for infrastructure post Kaltails recommissioning, and inclusion of hydrogen peroxide dosing facility – change to proposal approved under s45C on 6 September 2010.

Attachment 3 to Statement 782 – Removal of different options for management of tailings in the description of the proposal; updated description of the proposal including the ‘Proposal footprint’ and ‘Mine Development Envelope’; and removal of elements that are not key proposal characteristics relevant to the environment or managed under other legislation – change to proposal approved under section 45C on 17 June 2015.

Date of approval s. 45C
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