Project Reference: 710.09003.00140 File Ref. Summary of the Basic Assessment Report for The Impala Flash Dryer Project for public review 31 March 2021 Dear Sir/Madam, IMPALA PLATINUM LIMITED SUMMARY OF THE BASIC ASSESSMENT REPORT AND ENVIRONMENTAL MANAGEMENT PROGRAMME FOR THE PROPOSED INCREASE OF THE FLASH DRYER CAPACITY AND ASSOCIATED FEED CIRCUIT MODIFICATIONS AT THE IMPALA RUSTENBURG SMELTER COMPLEX BASIC ASSESSMENT REPORT AVAILABLE FOR PUBLIC REVIEW INTRODUCTION Impala Platinum Limited (Impala), a member of the Implats group of companies, operates platinum group metals mining and processing operations that is located approximately 16 km north-north-west of the town of Rustenburg in the Bojanala Platinum District Municipality in the North West Province. The mine operates in accordance to: • an approved Environmental Management Programme (EMPr) (Department of Mineral Resources (DMR) Reference number: NW30/5/1/2/3/2/1/130,131,132 and 133 EM) for their mining and processing operations; and • an Atmospheric Emissions Licence (AEL) (Reference Number: BPDM – RA2- March 2014 / Drying and Smelting) for drying and smelting activities. Impala’s Smelter Complex operates flash and spray dryers on Portion 2 of the farm Beerfontein 263 JQ. Impala is proposing to increase the flash drying capacity at its Smelter Complex (the “Proposed Project”), which entails: • the installation of a second flash dryer (Phase 1); and • an upgrade to the flash drying feed circuit (Phase 2). SLR Consulting (South Africa) Proprietary Limited Registered Address: Suite 1 - Building D, Monte Circle, 178 Montecasino Boulevard, Johannesburg Office: Physical Address: Suite 1 - Building D, Monte Circle, Fourways, Johannesburg, Gauteng, 2191 178 Montecasino Boulevard, Fourways, Johannesburg, Gauteng, 2191 Postal Address: PO Box 1596, Cramerview, 2060, South Africa Postal Address: PO Box 1596, Cramerview, 2060 Tel: +27 11 467 0945 Reg. No: 2007/005517/07 Cape Town Office: Physical Address: 5th Floor, Letterstedt House, Newlands on Main, Cnr Main and Campground Roads, Newlands, Cape Town, Western Cape, 7700 Vat No: 4630242198 Postal Address: PO Box 10145, Caledon Square, 7905 Tel: +27 21 461 1118 Directors: R Hounsome, F Fredericks, D Junak www.slrconsulting.com Page 2 Project Reference: 710.09003.00140 File Ref. Summary of the Basic Assessment Report for The Impala Flash Dryer Project for public review SLR, an independent firm of Environmental Assessment Practitioners (EAPs), has been appointed by Impala to manage the environmental authorisation process. In this regard, the Basic Assessment Report (BAR) and Environmental Management Programme (EMPr) for the proposed project is available for a public review. This document presents a summary of the findings for the BAR undertaken for the proposed project. In this regard the following sections have been extracted from the BAR and included in the summary document: • the executive summary – included in Appendix A of this document; and • summary of issues and concerns raised by Interested and Affected Parties (I&APs) – included in Appendix B of this document. REVIEW OF THE BASIC ASSESSMENT REPORT This BAR will be distributed for a 30-day period from 1 April to 5 May 2021 in order to provide I&APs with an opportunity to comment on any aspect of the proposed project and the findings of the Basic Assessment (BA) process. Copies of the full report are available on the SLR website (at https://slrconsulting.com/public-documents) and the SLR data free website (at slrpublicdocs.datafree.co). If you have any questions, please contact the undersigned. Yours faithfully Reinett Mogotshi SLR Consulting (South Africa) Proprietary Limited www.slrconsulting.com Page 3 Project Reference: 710.09003.00140 File Ref. Summary of the Basic Assessment Report for The Impala Flash Dryer Project for public review APPENDIX A: EXECUTIVE SUMMARY OF THE BASIC ASSESSMENT REPORT AND ENVIRONMENTAL MANAGEMENT PROGRAMME FOR THE PROPOSED INCREASE OF THE FLASH DRYER CAPACITY AND ASSOCIATED FEED CIRCUIT MODIFICATIONS AT THE IMPALA RUSTENBURG SMELTER COMPLEX PROJECT BACKGROUND Impala Platinum Limited (Impala), a member of the Implats group of companies, operates platinum group metals mining and processing operations that is located approximately 16 km north-north-west of the town of Rustenburg in the Bojanala Platinum District Municipality in the North West Province. Refer to Figure 1 and Figure 2 for the regional and local setting respectively. The mine operates in accordance to: • an approved Environmental Management Programme (EMPr) (Department of Mineral Resources (DMR) Reference number: NW30/5/1/2/3/2/1/130,131,132 and 133 EM) for their mining and processing operations; and • an Atmospheric Emissions Licence (AEL) (Reference Number: BPDM – RA2- March 2014 / Drying and Smelting) for drying and smelting activities. Impala’s Smelter Complex operates flash and spray dryers on Portion 2 of the farm Beerfontein 263 JQ. Impala is proposing to increase the flash drying capacity at its Smelter Complex (the “Proposed Project”), which entails: • the installation of a second flash dryer (Phase 1); and • an upgrade to the flash drying feed circuit (Phase 2). SLR, an independent firm of Environmental Assessment Practitioners (EAPs), has been appointed by Impala to manage the environmental authorisation process. SUMMARY OF AUTHORISATION REQUIREMENTS Prior to the commencement of the proposed project, the following is required: • an amended EMPr from the Department of Mineral Resources and Energy (DMRE) (previously the DMR) in terms of Section 102 of the Mineral and Petroleum Resources Development Act, No 28 of 2002 (MPRDA), as amended; • an environmental authorisation from the DMRE in terms of the National Environmental Management Act, No. 107 of 1998 (NEMA), as amended. The Environmental Impact Assessment (EIA) Regulations being followed are Government Notice Regulation (GNR) 982 of 4 December 2014, as amended; and • an update of the AEL from the Bojanala District Municipality in terms of the National Environmental Management: Air Quality Act, No. 39 of 2004 (NEM: AQA), as amended. STAKEHOLDER ENGAGEMENT The stakeholder engagement process commenced prior to the submission of the Basic Assessment Report (BAR) and has continued throughout the environmental assessment process. As part of this process, the following activities were undertaken: • focussed meetings were held with the Mine Community Leadership Engagement Forum; • a focussed meeting was held with the North West Provincial Department of Environment, Conservation and Tourism; SLR Consulting (South Africa) Proprietary Limited www.slrconsulting.com Page 4 Project Reference: 710.09003.00140 File Ref. Summary of the Basic Assessment Report for The Impala Flash Dryer Project for public review • distribution of public participation material (flyers, advertisements, site notices and Background Information Document (BID)) to inform commenting authorities and Interested and Affected Parties (I&APs) of the proposed project; and • the electronic review of the Background Information Document by Interested and Affected Parties (I&APs). Commenting authorities and I&APs now have the opportunity to review this BAR. All comments submitted to date by the commenting authorities and I&APs have been included and addressed in this BAR. Further comments arising during the review of the BAR will be handled in a similar manner. OPPORTUNITY TO COMMENT This BAR will be distributed for a 30-day period from 1 April to 5 May 2021 in order to provide I&APs with an opportunity to comment on any aspect of the proposed project and the findings of the Basic Assessment (BA) process. Copies of the full report are available on the SLR website (at https://slrconsulting.com/public-documents) and the SLR data free website (at slrpublicdocs.datafree.co). Electronic copies (compact disk) of the report are available on request from SLR at the contact details provided below. All comments received during the review process will be addressed in the BAR. Issues and concerns raised to-date, including responses, are provided in Section 7.3. SLR Consulting (South Africa) (Pty) Ltd Attention: Reinett Mogotshi PO Box 1596, Cramerview 2060 (if using post please call SLR to notify us of your submission) Tel: (011) 467 0945 E-mail: [email protected] IMPACTS AND MANAGEMENT ACTIONS This section provides a summary of the assessment of the potential impacts of the proposed project and provides measures to prevent or mitigate the impacts. The potential impacts associated with the mine activities and infrastructure can be categorised into those that have low, medium, high and/or insignificant significance in the unmitigated scenario. Impacts with a low, medium and/or high category require a measure of management actions which, if successfully implemented will reduce the significance of the impacts. Cumulative impacts (in the context of existing operations), where applicable are also summarised in the table below. The table below provides a summary of the potential impacts in no particular order of importance. SLR Consulting (South Africa) Proprietary Limited www.slrconsulting.com -15000 -10000 -5000 0 5000 10000 15000 20000 25000 30000 35000 40000 45000 50000 55000 ! ! Limpopo ! Limpopo t i Doringpoort Boyateng u ! ! Project Location Mabeleleng Tlhatlhaganyane r ! M M p at s s ± g o ! h e ik n ! e t it (! g i h ! l -2790000 -2790000 b o l i l ! a Pilanesberg National Park Mpumalanga o ! Gauteng b ! K W North West ! ! e ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! we