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SFG2574 REV WB-Funded Project Public Disclosure Authorized Han River Inland Waterway Improvement Project in Hubei (Yakou Navigation Complex Project) Cumulative Effects Assessment Report Public Disclosure Authorized (Project Supplemental Environmental Impact Assessment Report) Public Disclosure Authorized July 2017 Public Disclosure Authorized Acronyms and Abbreviations CEA/CIA Cumulative Effects/Impacts Assessment CEQ Council for Environmental Quality EA Environmental Assessment EIA Environmental Impact Assessment ESIA Environmental and Social Impact Assessment IFC International Finance Group HRB Han River Basin MLHR Middle and Lower Reaches of Han River MEP Ministry of Environmental Protection NEPA National Environmental Policy Act (United States) NGO Non-governmental Organizations RCIA Rapid Cumulative Impact Assessment RFFAs Reasonably Foresseable Future Activities VECs Valued Environmental Components RFFA Reasonably Foreseeable Future Actions SEPA State Environmental Protection Agency WB World Bank WBG World Bank Group mu 1 hactare = 15 mu - I - Contents 1 Introduction ........................................................................................................... 1 1.1 Yakou Complex ................................................................................................................ 1 1.2 Han River Basin and Cascade Development .................................................................... 3 1.3 CEA Purpose, Scope and Methodology ......................................................................... 25 1.4 Structure of the CEA report ............................................................................................ 27 2 Prior Studies and Reports ..................................................................................... 28 3 Scoping for Cumulative Effects Assessment ........................................................ 34 3.1 Initial Identification of Cumulative Effects Issues ............................................................ 34 3.2 Defining CEA Geographic Boundaries ............................................................................. 35 3.3 Defining CEA Time Frame ............................................................................................... 39 3.4 Identification of Reasonably Foreseeable Future Actions ................................................. 39 4 Affected Environment ............................................................................................ 41 4.1 Hydrologic Regimes .......................................................................................................... 41 4.2 Water Quality .................................................................................................................... 44 4.3 Aquatic Ecosystem ............................................................................................................ 50 4.4 Land Use ........................................................................................................................... 60 4.5 Riparian/Floodplain Ecology ............................................................................................ 62 4.6 Socio-Economics............................................................................................................... 70 4.7 Cultural Relics ................................................................................................................... 71 4.8 Senstive Areas and Recreational Areas ............................................................................. 71 4.9 Regulatory Thresholds for VECs ...................................................................................... 75 5 Inter-Agency Coordination and Public Consultation ......................................... 80 5.1 Overview of Water-Related Administration in China ....................................................... 80 5.2 Han River Basin Existing Inter-Agency Coordination Mechanism .................................. 82 5.3 Public Consultation ........................................................................................................... 83 6 Formulation of Alternative Development Scenarios ........................................... 90 6.1 Past activities ..................................................................................................................... 90 6.2 Present Activities and Reasonably Foreseeable Future Actions ........................................ 91 6.3 Formulation of Development Scenarios ............................................................................ 94 7 Cumulative Effects Assessment ............................................................................. 96 7.1 Overview ........................................................................................................................... 96 7.2 Cumulative Effects on Hydrological Regimes .................................................................. 96 7.3 Cumulative Effects on Water Quality .............................................................................. 104 7.4 Cumulative Effects on Fish ............................................................................................. 109 7.5 Cumulative Effects on Riparian Areas ............................................................................ 116 8 Cumulative Effects Mitigation Plans .................................................................. 124 8.1 Overview ......................................................................................................................... 124 8.2 Coordinated Ecological Scheduling Program ................................................................. 131 8.3 Habitat Protection and Restoration Plan ......................................................................... 133 8.4 Fish Pass .......................................................................................................................... 136 8.5 Fish Breeding Facilities and Release Program ................................................................ 138 8.6 Riparian Areas Protection and Restoration ..................................................................... 141 - I - 9 Conclusion and Recommendations ..................................................................... 146 Appendix 1: Fish Inventory (2014 Comprehensive Survey) ............................... 148 Appendix 2: Public Consultation ........................................................................... 153 Appendix 3: Terms of Reference for Cumulative effect Assessment (Stage-II) 168 - II - Tables: Table 1-1: Engineering parameters of the dams and reserovirs in upper reach of Han River mainstem Table 1-2: Engineering parameters of the dams and reserovirs in middle and lower reaches of Han River mainstem Table 2-1 List and Summary of Major Studies and Reports Pertinent to the Cumulative Effects Assessment Table 3-1 Characteristics of the upper, middle and lower reaches of Han River Basin Table 4-1 Names of Water Quality Monitoring Cross-sections and Eutrophication Monitoring Points in Figure 4-3 Table 4-2 Water Quality Monitoring Sections in Middle and lower Han River Mainstem And Tributaries Table 4-3 Water Quality Functional Zoning for Middle and Lower Han River Mainstem Table 4-4 Water Quality Functional Zoning for Tributaries Table 4-5 Fishery Resource Protection Targets Table 5-1 Water-related Administration Table 5-2 Project Owners of the 7 Dams Table 5-3 Opinions from Attendants of Xiangyang Public Consultation Meeting Table 5-4 Opinions from Attendants of Zhongxiang Public Consultation Meeting Table 6-1 Formualtion of Development Scenarios Table 8-1 Inter-agency Coordination for Implementation of Cumulative Effects Mitigation Plans Table 8-2 Overview of Benefits of Mitigation Plans Addressing Cumulative Effects on VECs - III - Figures: Figure 1-1 Geographical location of Yakou Navigation Complex Figure 1-2 Yakou Dam and Reservoir Figure 1-3 Map of Han River Basin Figure 1-4 Cascade development on Han River mainstem Figure 1- 5 Upper Reach Han River Dams and Reservoirs Figure 1-6 Profile Map of Dams and Reservoirs in Upper Reach of Han River Mainstem Figure 1-7 Middle and Lower Han River Dams and Reservoirs Figure 1-8 Profile Map of the Dams and Reservoris in Middle and Lower Reaches of Han River Figure 3-1 Han River Basin Figure 3-2 Dams and Reservoirs on Middle and Lower Han River Figure 4-1 Location of Hydrologic Measuring Stations in Middle and Lower Han Rirver Figure 4-2 Actual Runoff During 1956-2012 Figure 4-3 Water Quality Monitoring Stations in the Middle and Lower Han River Mainstem and Tributaries Figure 4-4 Spawning Grounds for Fish of Floating Eggs (2014) Figure 4-5 Spawning Grounds for Fish of Sticky Eggs (2014) Figure 4-6 Land Use in the Middle and Lower Han River Basin (2013) Figure 4-7 Riparian Areas Figure 4-8 Protected Waterfowls (I) Figure 4-9 Protected Waterfowls (II) Figure 4-10 Nature Rservr, Wetland Parks Along Middle and Lower Han River Figure 4-11 Two Fisery Resource Conservation Zones in Lower Han River Figure 5-1 Locations of Public Consultation for CEA Figure 5-2 CEA Report Disclosure on Internet Figure 7-1 Location of Hydrologic Measuring Station in Middle and Lower Han River Figure 7-2 Drinking Water Source Protection Zones in Middle and Lower Han River Figure 7-3 Gucheng Han River National Wetland Park Figure 7-4 Zoning of Wangyangzhou Wetland Park Detailed Planning (2016) Figure 7-5 Lihuahu Wetland Nature Reserve on Wangfuzhou Reservoir Figure 8-1 Location of Ying