Marine Intake and Outfall Infrastructure Servitude Project, Zone 10, Coega Sez, Eastern Cape Province, South Africa
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MARINE INTAKE AND OUTFALL INFRASTRUCTURE SERVITUDE PROJECT, ZONE 10, COEGA SEZ, EASTERN CAPE PROVINCE, SOUTH AFRICA MARINE INTAKE AND OUTFALL INFRASTRUCTURE SERVITUDE PROJECT – ENVIRONMENTAL SCOPING REPORT DEFF REFERENCE NUMBER: 14/12/16/3/3/2/2036 FINAL Prepared for: Prepared by: Coega Development Corporation Coastal & Environmental Services Coega SEZ Business Centre; 36 Pickering Street, Corner Alcyon Road and Zibuko Newton Park, Street; Port Elizabeth Zone 1, Coega SEZ, Port Elizabeth South Africa South Africa January 2021 Environmental Scoping Report CES Report Revision and Tracking Schedule Document Title Marine Intake and Outfall Infrastructure Servitude Project, Zone 10, Coega SEZ, Eastern Cape Province, South Africa. Client Name & Coega Development Corporation (Pty) Ltd. Address Coega SEZ Business Centre; Corner Alcyon Road and Zibuko Street; Zone 1, Coega SEZ, Port Elizabeth Document Reference P40700481 Status Final Issue Date January 2021 Lead Authors Dr Chantel Bezuidenhout – [email protected] Reviewer Dr Alan Carter [email protected] Dr Ted Avis [email protected] Study Leader or Registered Dr Alan Carter Environmental Assessment [email protected] Practitioner Approval Report Distribution Circulated to No. of hard No. copies electronic copies Andrea Shirley 0 1 This document has been prepared in accordance with the scope of CES appointment and contains intellectual property and proprietary information that is protected by copyright in favour of CES. The document may therefore not be reproduced, used CES Environmental and Social Advisory or distributed to any third party without the prior Services (CES) written consent of CES. This document is prepared Port Elizabeth exclusively for use by the Coega Development 36 Pickering Street Corporation. CES accepts no liability for any use of Newton Park this document other than by the Coega Port Elizabeth Development Corporation and only for the purposes Tel: +27 41 393 0700 for which it was prepared. No person other than the [email protected] client may copy (in whole or in part) use or rely on www.cesnet.co.za the contents of this document, without the prior Also in Cape Town, Grahamstown, East London, written permission of CES. The document is subject Johannesburg & Maputo to all confidentiality, copyright and trade secrets rules, intellectual property law and practices of South Africa. CES Environmental and Social Advisory Services i Marine Servitude Project Environmental Scoping Report This Report should be cited as follows: CES Environmental and Social Advisory Services, January 2021: Marine Intake and Outfall Infrastructure Servitude Project: Environmental Scoping Report, CES, Port Elizabeth. CES Environmental and Social Advisory Services ii Marine Servitude Project Environmental Scoping Report TABLE OF CONTENTS 1. INTRODUCTION ................................................................................................... 1 1.1 OVERVIEW ................................................................................................................. 1 1.2 INTAKE INFRASTRUCTURE ..................................................................................... 2 1.3 OUTFALL INFRASTRUCTURE .................................................................................. 2 1.4 PURPOSE OF THIS REPORT .................................................................................... 3 1.5 PROJECT MOTIVATION ............................................................................................ 4 1.5.1 Need and Desirability ................................................................................................ 4 1.5.1.1 Further investment into the Coega SEZ ........................................................................... 4 1.5.1.2 Lower Environmental Impact ............................................................................................ 4 1.5.1.3 Reduced Costs ................................................................................................................. 5 1.5.1.4 Cooling water ................................................................................................................... 5 1.5.1.5 Seawater Desalination ..................................................................................................... 5 1.5.1.6 Land-based marine aquaculture ...................................................................................... 5 1.5.1.7 Wastewater Treatment Works (WWTW) .......................................................................... 6 1.5.1.8 Stormwater ....................................................................................................................... 6 1.6 THE PROPONENT ..................................................................................................... 6 1.7 THE EIA TEAM ........................................................................................................... 6 1.8 SCOPING REQUIREMENTS AS PER EIA REGULATIONS (2014 AND SUBSEQUENT 2017 AMENDMENTS) ....................................................................... 9 1.9 REPORT STRUCTURE ............................................................................................ 11 2. PROJECT DESCRIPTION .................................................................................. 13 2.1 BACKGROUND TO THE DEVELOPMENT OF THE PROJECT CONCEPT ............ 13 2.2 PROJECT LOCATION .............................................................................................. 14 2.3 PURPOSE OF THE PROJECT ................................................................................. 17 2.4 MARINE INTAKE SERVITUDES .............................................................................. 17 2.4.1 Seawater intake locations and volumes .................................................................. 17 2.4.2 Marine intake technologies for Once-Through Cooling system ................................ 18 2.4.3 Marine intake technologies for Wet Mechanical Cooling system ............................. 20 2.4.4 Marine intake technologies for aquaculture and desalination .................................. 20 2.4.5 WEROP Wave Pump .............................................................................................. 24 2.4.6 Seawater distribution chamber or reservoir ............................................................. 25 2.5 MARINE DISCHARGE SERVITUDES ...................................................................... 25 2.5.1 Discharge volumes.................................................................................................. 25 2.5.2 Cooling water for Once-Through power stations ..................................................... 26 2.5.3 Cooling water for Wet Mechanical power stations ................................................... 28 2.5.4 Flow through abalone aquaculture effluent .............................................................. 30 2.5.5 Recirculated finfish aquaculture effluent .................................................................. 30 2.5.6 Desalination brine discharge ................................................................................... 30 2.5.7 Wastewater Treatment Works ................................................................................. 31 2.5.8 Stormwater discharge infrastructure ........................................................................ 31 2.5.8.1 Structure location ........................................................................................................... 31 2.5.8.2 Design ............................................................................................................................ 32 2.6 ALTERNATIVES ....................................................................................................... 35 2.6.1 Background ............................................................................................................. 35 3. LEGAL AND POLICY FRAMEWORK ................................................................. 64 3.1 INTRODUCTION ....................................................................................................... 64 3.2 ENVIRONMENTAL AUTHORISATION LEGISLATIVE PROCESS .......................... 64 3.2.1 NEMA Environmental Authorisation ........................................................................ 64 3.2.2 Consolidated Permitting Requirements ................................................................... 72 3.3 OTHER APPLICABLE LEGISLATION, POLICIES AND/OR GUIDELINES ............. 73 CES Environmental and Social Advisory Services iii Marine Servitude Project Environmental Scoping Report 3.3.1 National Legislation ................................................................................................. 73 3.3.2 Municipal By-Laws and Planning ............................................................................. 81 4. ENVIRONMENTAL AND SOCIAL BASELINE ................................................... 83 4.1 INTRODUCTION ....................................................................................................... 83 4.2 TOPOGRAPHY AND HYDROLOGY ........................................................................ 83 4.2.1 Topography ............................................................................................................. 83 4.2.2 Surface Hydrology................................................................................................... 85 4.2.3 Groundwater ..........................................................................................................