Sectoral Report (H) Water Resources Management
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Volume – V Sectoral Report (2/3) Sectoral Report (H) Water Resources Management Final Report Sectoral Report (H) Water Resources Management Table of Contents THE PROJECT ON THE DEVELOPMENT OF THE NATIONAL WATER MASTER PLAN 2030 IN THE REPUBLIC OF KENYA FINAL REPORT VOLUME - V SECTORAL REPORT (2/3) H: WATER RESOURCES MANAGEMENT Abbreviation Table of Contents Page CHAPTER 1 INTRODUCTION ................................................................................................. H-1 CHAPTER 2 CURRENT SITUATION OF WATER RESOURCES MANAGEMENT ...... H-2 2.1 Relevant Policies and Strategies ......................................................................................... H-2 2.2 Relevant Organizations ....................................................................................................... H-4 2.3 Current Situation of Water Resources Management ........................................................... H-6 2.3.1 Overview .............................................................................................................. H-6 2.3.2 Lake Victoria North Catchment Area (LVNCA) ............................................... H-20 2.3.3 Lake Victoria South Catchment Area (LVSCA) ............................................... H-21 2.3.4 Rift Valley Catchment Area (RVCA) ................................................................ H-23 2.3.5 Athi Catchment Area (ACA) ............................................................................. H-25 2.3.6 Tana Catchment Area (TCA) ............................................................................. H-26 2.3.7 Ewaso Ng’iro North Catchment Area (ENNCA) ............................................... H-28 2.4 On-going Projects and Existing Plans ............................................................................... H-30 2.5 Operation and Maintenance Issues .................................................................................... H-30 2.6 Challenges and Key Issues ................................................................................................ H-30 CHAPTER 3 WATER RESOURCES MANAGEMENT PLAN ........................................... H-34 3.1 General .............................................................................................................................. H-34 3.2 Overall Planning Concept and Framework ....................................................................... H-35 3.3 Water Resources Management Plan for the LVNCA ....................................................... H-42 3.3.1 Management Strategy ........................................................................................ H-42 3.3.2 Proposed Water Resources Management Plan ................................................... H-44 3.4 Water Resources Management Plan for LVSCA .............................................................. H-48 3.4.1 Management Strategy ........................................................................................ H-48 Nippon Koei Co., Ltd. H - i The Development of the National Water Master Plan 2030 Final Report Table of Contents Sectoral Report (H) Water Resources Management 3.4.2 Proposed Water Resources Management Plan ................................................... H-50 3.5 Water Resources Management Plan for the RVCA .......................................................... H-54 3.5.1 Management Strategy ........................................................................................ H-54 3.5.2 Proposed Water Resources Management Plan ................................................... H-56 3.6 Water Resources Management Plan for the ACA ............................................................. H-59 3.6.1 Management Strategy ........................................................................................ H-60 3.6.2 Proposed Water Resources Management Plan ................................................... H-62 3.7 Water Resources Management Plan for the TCA ............................................................. H-65 3.7.1 Management Strategy ........................................................................................ H-65 3.7.2 Proposed Water Resources Management Plan ................................................... H-67 3.8 Water Resources Management Plan for the ENNCA ....................................................... H-71 3.8.1 Management Strategy ........................................................................................ H-71 3.8.2 Proposed Water Resources Management Plan ................................................... H-73 CHAPTER 4 COST ESTIMATE ............................................................................................. H-77 4.1 Basic Conditions for Cost Estimate .................................................................................. H-77 4.2 Cost Estimates for the Proposed Plans .............................................................................. H-79 4.2.1 Development Cost .............................................................................................. H-79 4.2.2 Recurrent Cost ................................................................................................... H-79 CHAPTER 5 IMPLEMENTATION PROGRAMME ............................................................ H-80 5.1 General .............................................................................................................................. H-80 5.2 Criteria for Prioritization of Implementation .................................................................... H-80 5.3 Recommendations for the further surveys and studies for NWMP2030 ........................... H-80 List of Tables Page Table 2.3.1 An Example of Surface Water Thresholds (Lake Victoria North Catchment Area) ................................................................................................... H-T-1 Table 2.3.2 An Example of Aquifer Classification and Thresholds (Ewaso Ng’iro North Catchment Area) ........................................................................................ H-T-2 Table 2.3.3 Guideline Standards for Effluent Discharge ......................................................... H-T-3 Table 2.6.1 List of Issues Identified from Catchment Management Strategies ....................... H-T-4 Table 3.2.1 Estimated Reserves for River Gauging Stations ................................................. H-T-5 Table 3.3.1 Number of Target, Operational and Proposed Monitoring Stations of WRMA ............................................................................................................... H-T-6 Table 4.2.1 Breakdown of Water Resources Management Cost ............................................. H-T-7 The Development of H - ii Nippon Koei Co., Ltd. the National Water Master Plan 2030 Final Report Sectoral Report (H) Water Resources Management Table of Contents List of Figures Page Figure 1.1.1 Study Flow for Water Resources Management Plan ............................................ H-F-1 Figure 2.2.1 Organization Chart of WRMA Headquarters ....................................................... H-F-2 Figure 2.2.2 Organization Chart of WRMA Regional Offices ................................................. H-F-3 Figure 2.2.3 Locations of WRMA Headquarters, Regional and Sub-Regional Offices ........... H-F-4 Figure 2.3.1 Forest Areas and Protected Areas in Kenya ......................................................... H-F-5 Figure 2.3.2 Roles of WRUAs, WRMA and WSTF in WDC .................................................. H-F-6 Figure 2.3.3 Rivers and Boundaries for Administration in LVNCA ........................................ H-F-7 Figure 2.3.4 Locations of Gazetted Surface Water Monitoring Stations in LVNCA ............... H-F-8 Figure 2.3.5 Locations of Gazetted Surface Water Monitoring Stations in LVSCA ................ H-F-9 Figure 2.3.6 Rivers and Boundaries for Administration in Tana Catchment Area ................. H-F-10 Figure 2.3.7 Rivers and Boundaries for Administration in RVCA ......................................... H-F-11 Figure 2.3.8 Locations of Gazetted Surface Water Monitoring Stations in RVCA ................ H-F-12 Figure 2.3.9 Rivers and Boundaries for Administration in ACA ........................................... H-F-13 Figure 2.3.10 Locations of Gazetted Surface Water Monitoring Stations in ACA .................. H-F-14 Figure 2.3.11 Rivers and Boundaries for Administration in TCA ............................................ H-F-15 Figure 2.3.12 Locations of Gazetted Surface Water Monitoring Stations in TCA ................... H-F-16 Figure 2.3.13 Rivers and Boundaries for Administration in ENNCA ...................................... H-F-17 Figure 2.3.14 Locations of Gazetted Surface Water Monitoring Stations in ENNCA ............. H-F-18 Figure 3.2.1 Current Situation of Forest Areas and Potential Areas for Forestation .............. H-F-19 Figure 3.3.1 Locations of Proposed Monitoring Stations for Water Resources Management (LVNCA) ...................................................................................... H-F-20 Figure 3.3.2 Current Situation of Forest Areas and Potential Forestation Areas (LVNCA) ............................................................................................................ H-F-21 Figure 3.3.3 Locations of Proposed Monitoring Stations for Water Resources Management (LVSCA) ....................................................................................... H-F-22 Figure 3.3.4