Technical Assistance Consultant’s Report Project Number: 40082 July 2010 Sesan, Sre Pok, and Sekong River Basins Development Study in Kingdom of Cambodia, Lao People’s Democratic Republic, and Socialist Republic of Viet Nam Prepared by RETA 6367 Team For Asian Development Bank Cambodia National Mekong Committee, Lao National Mekong Committee, Viet Nam National Mekong Committee This consultant’s report does not necessarily reflect the views of ADB or the Government concerned, and ADB and the Government cannot be held liable for its contents. (For project preparatory technical assistance: All the views expressed herein may not be incorporated into the proposed project’s design. Sesan, Sre Pok and Sekong River Basins Development Study in Kingdom of Cambodia, Lao People’s Democratic Republic, and Socialist Republic of Viet Nam TA 6367 (REG) Technical Assistance Final Report July 2010 Cambodia National Mekong Lao National Mekong Viet Nam National Mekong Committee Committee Committee Asian Development Bank Acknowledgment I would like to warmly thank all participants to this Project. It was a real pleasure for me to collaborate with so wonderfull people. This Project, despite of many difficulties that are part of any human Enterprise got, in my opinion, outstanding outputs, and this thanks to the common work of all and the commitment of each. In particular, I want to warmly thank the 3Ss Coordinators, the Asian Development Bank, the Mekong River Commission Secretariat, the collaborators of the BDP, EP and IKMP programmes of the MRCS, the World Widelife Fund. Eventually, I would like to thank so much my collaborators of the RETA team. Eric Tilman Team Leader of the 3Ss RETA TEAM The 3Ss Coordination Team H.E. Watt Botkosall, CNMC, Cambodia Mr Bounsanong Fongnaly, LNMC, Lao PDR Mrs Nguyen Hong Phuong, VNMC Viet Nam The 3Ss RETA Team Eric Tilman, International Consultant, Water Resources Management Specialist, Team Leader Richard Friend, International Consultant, Participatory Planning Specialist Peter-John Meynell, International Consultant, Environmental Specialist Solieng Mak, National Consultant,Participatory Planning Specialist, Cambodia Nga Prom, National Consultant, Environmental Specialist, Cambodia Somsavanh Phanmatha, National Consultant, Environmental Specialist, Lao PDR Tran Phuong Dong, NATIONAL Consultant, Environmental Specialist, Viet Nam www.3sbasin.org This text has been drafted by the RETA TEAM. The views expressed herein are those of the Team and therefore may not necessarily reflect the official opinion of the ADB ACCRONISMS 3Ss Sesan, Sekong, Sre Pok Rivers ADB Asian Development Bank BDP Basin Development programme CIA Cumulative Impact assessment CNMC Cambodian National Mekong Committee HSAF Hydropower Sustainability Assessment Protocol IHA International Hydropower Association IWRM Integrated Water Resources Management LNMC Lao National Mekong Committee MRCS Mekong River Commission Secretariat NGOs Non Governmental Organisations NMCs National Mekong Committees NTPFs Non Timber Forest Products RETA Regional Technical Assistance RSAT Rapid Basin-wide Sustainability Assessment Protocol SAP Sustainability Assessment Protocol TA Technical Assistance VNMC Viet Nam National Mekong Committee WWF World Wildlife Fund Final Progress Report – May 2010 Table of Contents 1. Executive Summary ........................................................................................................................ 4 2. Introduction ..................................................................................................................................... 5 3. The three Pillars .............................................................................................................................. 5 4. Information Sharing amongst the 3Ss ............................................................................................. 6 5. Supporting the Dialogue in the 3Ss - Visioning exercise ............................................................... 8 5.1 Introduction ............................................................................................................................. 8 5.2 Why visioning in the 3S?......................................................................................................... 9 5.3 What did we do in the 3S? ....................................................................................................... 9 6. Developing tools for decision making .......................................................................................... 10 6.1 Introduction ........................................................................................................................... 10 6.2 Testing the IHA SAP ............................................................................................................. 10 6.3 Scoping for a Cumulative Impact Assessment (CIA) of hydropower development in 3S rivers basin ........................................................................................................................................ 11 6.4 Modelling .............................................................................................................................. 12 7. 3Ss Overview – The Nine Topics ................................................................................................. 12 7.1 Outputs of the visioning exercise .......................................................................................... 12 7.2 The Nine Topics .................................................................................................................... 15 7.3 Water Quantity ...................................................................................................................... 15 7.4 Water Quality ........................................................................................................................ 15 7.5 Water Flows ........................................................................................................................... 16 7.6 Sediments .............................................................................................................................. 17 7.7 Biodiversity and Natural Resources ...................................................................................... 17 7.8 Catchments and Change in Land Use .................................................................................... 18 7.9 People and Livelihood ........................................................................................................... 18 7.10 Large Scale Infrastructures .................................................................................................... 19 A Hydropower ........................................................................................................................... 19 B Irrigation ................................................................................................................................ 20 C Mining ................................................................................................................................... 20 7.11 Downstream Mekong ............................................................................................................ 21 8. Towards a road map ...................................................................................................................... 22 8.1 The 3Ss proposed Road Map is the result of a Consultation Process .................................... 22 8.2 The 3Ss proposed Road Map conceptualizes Visioning Achievements ................................ 23 8.3 Building the Road Map.......................................................................................................... 25 8.4 Sequencing the proposed 3Ss Road Map............................................................................... 28 A Monitoring and analysis of current situation and trends........................................................ 28 B Assessement of development options and impact of planned development and investments29 C Management and monitoring of development implementation & operation ......................... 30 D Dialogue and Institution Building ......................................................................................... 31 9. Tentative of costing the Road Map ............................................................................................... 32 9.1 For Years 1 to 5 (in KUS$) ................................................................................................... 32 9.2 For Years 6 to 10 (in KUS$) ................................................................................................. 33 9.3 For Years 1 to 10 (in KUS$) ................................................................................................. 34 10. Conclusions and Recommendations: ..................................................................................... 35 ANNEXES Annex 1 The Nine Topics ............................................................................................................... 37 Annex 2 Technical Brief ................................................................................................................. 38 Annex 3 Proceedings of the Consultative Workshops .................................................................... 39 Annex 4 Proceedings of the National Workshops .......................................................................... 40 Annex 5 Proceeding of the Trans-boundary