Tugela South Exploration Area. Second Addendum Report. The world s leading sustainability consultancy. Environmental Management Programme (EMPr)

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1 Tugela South Exploration Area Environmental Management Programme (EMPr) Second Addendum Report The world s leading sustainability consultancy

2 ExxonMobil Exploration and Production South Africa Limited Tugela South Exploration Area: Environmental Management Programme (EMPr) Second Addendum Report Final Report For and on behalf of Environmental Resources Management Approved by: Henry Camp Signed: Position: Partner Date: 2014 This report has been prepared by Env ironmental Resources Management the trading name of Env ironmental Resources Management Limited, w ith all reasonable skill, care and diligence w ithin the terms of the Contract w ith the client, incorporating our General Terms and Conditions of Business and taking account of the resources dev oted to it by agreement w ith the client. The report has been prepared for submission to the Petroleum Agency of South Africa (PASA). Any other use, distribution or publication of this report is prohibited w ithout the prior w ritten approv al of ERM and the Client.

3 LIST OF ACRONYMS 2D Two-dimensional 3D Three-dimensional AUV Autonomous Underwater Vehicle BOD Biological Oxygen Demand CCA CCA Environmental (Pty) Ltd CFC Chlorofluorocarbon CTD Conductivity, Temperature, Depth CO 2 Carbon Dioxide CO Carbon Monoxide DAFF Department of Agriculture, Forestry and Fisheries DEA Department of Environmental Affairs DMAC UK Diving Medical Advisory Committee DMR Department of Mineral Resources ECO Environmental Control Officer EMEPSAL ExxonMobil Exploration and Production South Africa Limited EMPr Environmental Management Programme ERM Environmental Resources Management Southern Africa (Pty) Ltd FLO Fisheries Liaison Officer GNR Government Notice Report HSE Health, Safety and Environment I&AP Interested and Affected Parties IAGC International Association for Geophysical Contractors IBA Important Bird Area IFC International Finance Corporation IO Independent Observer IPIECA International Petroleum Industry Environmental Conservation Association JNCC United Kingdom Joint Nature Conservation Committee L Low LFAS Low Frequency Active Sonar LOSC Law of the Sea Convention M Medium MARPOL International Convention for the Protection of Pollution from Ships MMO Marine Mammal Observer MPRDA Mineral and Petroleum Resources Development Act, 2002 (No. 28 of 2002) N/A Not Applicable NEMA National Environmental Management Act (Act 107 of 1998) NMFS US National Marine Fisheries Service NSMRL U.S. Naval Submarine Medical Research Laboratory ODS Ozone Depleting Substance OILPOL International Convention for the Prevention of Pollution of the Sea by Oil

4 ONR PAM PASA PPE PTS ROV SAMSA SHE Silver Wave TTS UBA VL U.S. Office of Naval Research Passive Acoustic Monitoring Petroleum Agency of South Africa Personal Protective Equipment Permanent Threshold Shifts Remotely Operated Underwater Vehicles South African Marine Safety Authority Safety, Health and Environmental Silver Wave Energy (Pte) Ltd Temporary Threshold Shifts German Federal Environmental Agency Very Low

5 LIST OF UNITS db db re 1μPa km km 2 m mg rms μpa Decibels Sound Pressure Level Kilometre Square Kilometre Meter Milligrams Root Mean Square Micropascal

6 CONTENTS 1 INTRODUCTION PURPOSE BACKGROUND EXPLORATION RIGHT RENEWAL PROCESS PUBLIC CONSULTATION STRUCTURE AND CONTENT OF SECOND ADDENDUM REPORT 4 2 PROJECT DESCRIPTION UPDATE INTRODUCTION D SEISMIC SURVEY AIRBORNE GEOPHYSICS SURVEY MULTI-BEAM BATHYMETRY SURVEY SEABED HEAT FLOW MEASUREMENTS PROGRAMME SEABED AND WATER COLUMN SAMPLING PROGRAMMES AUTONOMOUS UNDERWATER VEHICLE (AUV) SURVEY 15 3 UPDATED ENVIRONMENTAL AND SOCIO-ECONOMIC IMPACT ASSESSMENT INTRODUCTION IMPACTS OF EXPLORATION AND SUPPORT VESSELS (INCLUDING AIRCRAFT AND HELICOPTER OPERATION) IMPACTS OF SEISMIC SURVEY SOUND ON MARINE FAUNA IMPACTS OF EXPLORATION ACTIVITIES ON OTHER USERS OF THE SEA IMPACTS OF MULTI-BEAM BATHYMETRY SURVEY IMPACTS OF AIRBORNE GEOPHYSICS SURVEY ON MARINE FAUNA IMPACTS OF HEAT FLOW MEASUREMENTS, SEABED AND WATER COLUMN SAMPLING PROGRAMMES IMPACTS OF AUTONOMOUS UNDERWATER SURVEY SUMMARY 48 4 REVISED IMPLEMENTATION PLAN BACKGROUND INTRODUCTION OBJECTIVES PLAN CONTENTS ROLES AND RESPONSIBILITIES MONITORING AND AUDITING ENVIRONMENTAL REQUIREMENTS 61 5 REFERENCES 142 ANNEX A: STAKEHOLDER ENGAGEMENT DOCUMENTATION ANNEX B: UPDATED SPECIALIST STUDIES

7 ANNEX C: ADDENDUM REPORT PROJECT TEAM CVS LIST OF FIGURES Figure 1.1 Tugela South Exploration Area Locality Map 2 Figure 2.1 The Configuration of a Typical 3D Seismic Survey Operation 7 Figure 2.2 Seismic Survey Vessel Conducting a 3D Seismic Survey 8 Figure 2.3 Schematic Illustrating the Movement of a 3D Seismic Survey Vessel 9 Figure 2.4 The Multibeam Echo Sounder uses a Fan of Sound Beams to Construct a 3D Picture of the Seafloor 11 Figure 2.5 Example of Heat Flow Probe 12 Figure 2.6 Diagram Illustrating a Piston Core Operation at the Seabed 14 Figure 2.7 Example of a Box Corer 15 Figure 2.8 Deepwater Seafloor Mapping using an AUV 16 LIST OF TABLES Table 3.1 Timing for Recovery of Seabed Habitats after Dredging (after Ellis, 1996). 47 Table 3.2 Summary Table Indicating Significance of Impacts 48 Table 3.3 Summary of Breeding and Migration Seasons 50 Table 3.4 Available Operational Windows for Project Activities 51 Table 4.1 Operator Specific Implementation Plan 63