China - Sichuan Urban Environment Project - environmental assessment (Vol. 3 of 3)

E-246 VOL. 3 Sichuan Urban Environment Project (SUEP) ENVIRONMENTAL ASSESSMENT Volume 3 Appendices December 1998 Sichuan Research and Monitoring Institute of Environmental Protection  N SICHUAN URBAN ENVIRONMENT PROJECT (SUEP) ENVIRONMENTAL ASSESSMENT Volume 3 Appendices DECEMBER 1998 This report has been prepared by Sichuan Research and Monitoring Institute of Environmental Protection With the Assistance of Mott MacDonald Limited, Cambridge, U.K.  SICHIUAN tIRI-AN 1'NJVIRONNMENT PRO.IECT ENVVIRONNINTAL ASSESSdiENT Voilunme 3-Appenidices CONTENTS VOLUME 1- Executive Summary VOLUME X- Main Report 1.0 INTRODUCTION 1.1 SUEP Project and Components 1.1.1 Sichuan Province Overview 1 . 1.' Provincial Government 1.1.3 SUEP Project and World Bank 1.2 Description of the Study Area 1.2.] Economv of Sichuan Province 1.2.2 Regional Water Resources 1.2.3 Domestic Water Supplies and Utilisation 1.2.4 Sewerage Systems 1.5.5 Solid Waste and Sludge Disposal Svstems in Place 1 .2.6 Population, Water Suppiv. Wastewater and MSW Projections 1.3 Policv. Legal and Administrative Framework 1.4 Scope and Standards of Environmental Assessment 1.5 Need for the Project 1.6 Assessment Objectives. Criteria, Parameters 1.7 EA Preparation Requirements 1.8 SRIEP and Participants 1.9 EA Organisation 2.0 Description of the Proposed Project 2.1 Overview of SUEP Phase I Project Components 2.2 Project Formulation and Development 2.2. 1 COWI/DHI Project Inventories and Ranking 2.2.2 World Bank Review. Mav 1997 2.'.3 World Bank Final Project Selection. October 1997/March 1998 .'2.4 Ongoing Activities . Future Phases of SUEP 2.3 Details of SUEP Phase I Component Projects '.3.1 Leshan Number 4 WTW  SICHUAN UKB.AS ENvRONMENT l'ROJECT ENVIRONMIENTAL ASSESSNIENT Volume , - Appendices 2.3.2 Zigong, Min River Intake and Yuan Ba Chang WTW 2.3.3 Luzhou Beijiao WTW 2.3.4 Luzhou Daxikou WTW 2.3.5 Chengdu Nr 2 WwTW (at Long Quan) 2.3.6 Leshan Wastewater Collection and Preliminarv Treatment System '.3.7 Devang WwTW 2.3.8 Zieon2 WwTW 2.3.9 Leshan IMunicipal Solid Waste Project 2.3.10 Urban Manaaement Information Systems (UMIS) 2.3. I Cultural Heritaue 2.3.12 Technical Assistance 2.4 Cost Estimates for Proposed Projects 2.4.I General 2.4.2 Capital Costs 2.4.3 Operating Costs 2.5 Implementation Schedule 3.0 Description of the Environment (Provincial Overview) 3.1 Phvsical Environment 3.1.1 Geology 3. 1.2 Topography 3.1.3 Soils 3.1.4 Climate and Meteorology 3.1.5 Air Quality 3.1.6 Noise 3.1.7 Surface and Groundwater Hydrology 3.2 Bioloeical Environment 3.2.1 Flora 3.2.2 Fauna 3.2.3 Special Issues 3.3 Socio-cultural Environment 3.3.1 Project Area Overview 3.3.2 Social and Public Health Issues 3.3.3 Finance and Economics 3.3.4 Institutional Issues 3.4 Area of Special Designation 3.4.1 Endangered Flora and Fauna 3.4.2 Historic and Cultural Sites 3.4.3 Parklands or Other Special Sites 3.4.4 Watershed Protection Zones  SICHUAN URBA N ENVIRONMENT PROJFCT ENVIRONNIENTAL ASSESSMFNT Volume 3-Appendices 4.0 Environmental Management and Problems 4.1 Water and Environmental Institutional Arrangements 4.1.1 National Level 4.1.2 Provincial Level 4. 1.3 Citv and Countrv Level 4.2 Attainment of Goals. Standards. Reaulations 4.2.1 Surface Water Quality 4.2.2 Groundwater Quality 4.2.3 Water Supplies, Treatment and Distribution 4.2.4 Wastewater Collection and Septic Tanks 4.2.5 Wastewater Discharges - Domestic 4.2.6 Wastewater Discharges - Industrial and Other 4.2.7 Industrial Discharges to Sewerage Svstems 4.2.8 Sludge Disposal for Septic Tanks and WwTW 4.2.9 Solid Waste Collection and Disposal 4.2.10 Landfill and Solid Waste Treatment Designs 4.. 11 Industrial Solid Wastes 4.2.1 ' Health and Safetv 4.3 River Svstems 4.3.1 vlin River Basin Monitoring Data 4.3.2 Tuo River Basin Monitoring Data 4.3.3 Yangtze River Basin ivMonitoring Data 4.3.4 Urban Pollution Impacts Assessment 4.3.5 Summarv 5.0 Determination of the Potential Impacts of the Proposed Project . . .,-..- 5.1 Positive Impacts (Local. Basin) 5.1.1 Leshan Nr 4 WTW 5.1 .' Zigong Min River Diversion and WTW 5.1.3 Luzhou Beijiao WTW 5.1.4 Luzhou Daxikou WTW 5.1.5 Chengdu Nr 2 WwTW 5.1.6 Leshan Wastewater Collection and Preliminarv Treatment Svstem 5.1 .' Devana WwTW 5.1.8 Ziuong WwTW 5.1.9 Leshan Municipal Solid Waste Project 5.1.10 Summarv of Phase I Positive Impacts 5.2 Potential Short Term Construction Impacts 5.'. 1 Leshan Nr 4 WTW * 5 2.2 Zigong Min River Diversion and WTW 5.2.3 Luzhou Beijiao WTW 5.2.4 Luzhou Daxikou WTW 5.2.5 Chengdu Nr 2 WwTW  SICHUAN t;RBA\N \VIRl)N.xIlNI PRO(MlCl' ENVIRONMENTAL ASSESSNIENT Volume - Appendices 5.2.6 Leshan Wastewater Collection and Preliminarv Treatment Svstem 5.2.7 Deyang WwTW 5.2.8 Zigon, WwvTW 5.2.9 Leshan Municipal Solid Waste Project 5.2.10 Summarv of Phase I Construction Impacts 5.3 Potential Operational Phase Impacts 5.3.1 Leshan Nr 4 WTW 5.3.2 Zi-ong Min River Diversion and WTW 5.3.3 Luzhou Beijiao WTW 5.3.4 Luzhou Daxikou WTW 5.3.5 Chengdu Nr 2 WwTW 5.3.6 Leshan Wastewater Collection and Preliminary Treatment System 5.3.7 Devang WwTW 5.3.8 Zigong WwTW 5.3.9 Leshan Mvlunicipal Solid Waste Project 5.3.10 Summarv of Potential Operational Phase Impacts 5.4 Cumulative SUEP Phase I Impacts 5.4.1 Related SUEP Components 5.4.2 Other Environmental Improvement Programs 6.0 Analysis of Alternatives to the Proposed Project 6.1 Altematives Reviewed in Project Development 6.1.1 Leshan Number 4 WTW 6.1.' Zizonz Min River Diversion and WTW 6.1.3 Luzhou Beijiao WTW 6.1.4 Luzhou Daxikou WTW 6.1.5 Chengdu Nr 2 WwTW 6.1.6 Leshan Wastew-ater Collection and Preliminarv Treatment System 6.1.7 Devang WwTW 6.1.8 Zigon2 WwTW 6.1.9 Leshan Municipal Solid Waste Project 6.2 No Project Alternatives 6.3 Phase I SUEP Projects Connection to Ongoing Activities and Future SUEP Projects 7.0 Mitigation and Monitoring Management Plans . I Mitiuation and Monitorin- Pro2ram 7.1.1 Construction Phase - WTW 7. I .' Construction Phase - WwTW 7.1.3 Construction Phase - MSW 7.1.4 Operation Phase - WTW 7. 1.' Operation Phase - WwvTW 7.1.6 Operation Phase - MSW 7.2 Institutional Responsibilities  SICHIJAN URBAN I-NVIRONMl'1:NT P'IO0JrCT FNVIRONNIENTAL ASSESSMIENIT Volumne 3 - Appendices 7.3 Equipment and Training Requirements 7.4 Impacts and Costs of Plan 8.0 Public Process and EA Public Participation 8.1 MeetinQs with Public Officials in Developing Project and EA 8.2 Survev of Public Officials and Citizens in Project Area 8.3 Summarv of Public Input 9.0 Summarv and Conculsions 9.1 Water Supply Projects 9.2 Wastewater Collection and Treatment Facilities 9.3 Municipal Solid Waste Projects 9.4 Conclusions and Recommendations VOLUME 3- APPENDICES Appendix A - Urban Pollution Impact Assessment (MI) Appendix B - Approaches to Water and Wastewater Treatment Appendix C - Appendix D - Relevant National and International Standards Appendix E - t *'- r: )rsrr8-  SICIIu.AN l:RBAN ENViRONN1FN-T PRO.IFCT UNVIRON\IF7NTAL ASSESSM'IENT Voltme S - Appendices LIST OF TABLES Table 1. I Key Issues. SUEP Major Issues Report of March 1997 (COWI/DHI) Table I .2 Hydrological Characteristics of Selected River Basins Table 1.3 Total Water Requirements. Leshan Table 1.4 Total Water Requirements. Zigong Table 1.5 Median Maximum Water Requirements. Luzhou Beijiao Table 1.6 Domestic Water Demand Forecasts. Luzhou Daxikou Table 1.7. Projection of Wastewater in 3rd Drainage Area. Chengdu Table 1.8 Total Wastewater to Interceptor. Leshan Table 1.9 Projection of Wastewater from Western Drainage Area. Deyang Table 1.10 Total Wastewater Entering Interceptor. Zigong Table 1.11 MSW Forecast, Leshan Table 1.12 SRIEP - Members Participating the EA work of the SUEP Project Table 2.1 SUEP Phase I Project Components Table 2.2 Ranking of Municipal Wastewater Schemes (COWI/DHI) Table 2.3 Ranking of Municipal Water Supply Schemes (COWI/DHI) Table 2.4 Ranking of Municipal Solid Waste Schemes (COWI/DHI) Table '.5 SUEP Phase I Construction Schedule (typical) Table 2.6 World Bank Water Resources Management Principles and Issues (COWI/DHI) Table '.7 World Bank Decisions of May 1997 Important to EA Table 2.8 Summarv of Proposed Phase I Water Supply Schemes Table 2.9 Summary Details Wastewater Works Table 2. 10 Cost Estimates for Water Supply Schemes Table 2.1 1 Cost Estimates for Wastewater Schemes Table 2.12 MSW Facilities and their Costs Table 2.13 SUEP implementation program Table 3.1 The Incidence of Water-borne and other Diseases in the Project Cities Table 3.2 Summarv of Draft Resettlement Action Plan Table 3.3 Economic and Financiai Indicators for Water Suppiv Schemes Table 3.4 Economic and Financial Indicators for Wastewater Schemes Table 3.5 Economic and Financial Indicators. MSW Table 4.1 National Water and Environmental Laws Important to SUEP (COWIJDHI) Table 4.2 Environmental Standards for Surface Water. National Standard GB 3838-88. Issued I June 1988 Table 4.3 Lenath of river sections satisfving the Class III water qualitv objective bv 2020 after StrateLyy implementation Table 4.4 Chengdu Main Water Quality Monitoring Values (average in mg!l) Table 4.5 Monitoring Cross-sections of Rivers. Chenudu Table 4.6 Statistic Data of Water Quality Monitoring. Chengdu Table 4.7 Water Quality Monitoring Summarv. Chengdu Table 4.8 Monitoring Results of Surface Water. Leshan Table 4.9 The Quality of Water Sources in Leshan Table 4. 10 Raw Water Monitoring Results at Ganyan Cross-section of Qingyi River (for Leshan Nr 3 Water Treatment Works) (1991 -1996) Table 4.11 Average Water Qualitv of the Min River. 1990-91 Table 4. 12 Monitoring Results at the Intake of the Min River. (Mav 1996) Table 4. 1 Monitoring Cross-sections of the Mianyuan River  SiCIIUAN URBAN ENVIRONMENT PRO(IECT ENVIRONMENTAL ASSESSNIENT VoluLme 3 - Appendices Table 4.14 Monitoring Results of Assessment Section of Mianyuan River Table 4.15 Zigong- Fuxi River Monitoring Stations Table 4.16 Water Qualitv Monitoring Results of the Fuxi River in 1996 Table 4.17 Water Quality Assessment Statistics in 1996 in Luzhou Water Company Table 4.18 Raw Water Quality Survev Statistics Report - Yangtze. Luzhou Anfu Table 4.19 Selected Water Quality Parameters in Yanatze River and the Frequency the National Standard is Exceeded Table 4.20 Expected Changes in Water Quality in Sichuan Rivers and Impact of Proposed Wastewater Schemes Based on an Analysis of MIIKE I I Runs. Table 4.21 Ranked Cost Benefit for All Schemes and Combinations Involving Wastewater Treatment Table 4.2 Ranked Benefit Cost for Municipal Wastewater Collection and Treatment Schemes Table 7.1 Raw Water Supplv Sources. Intake Structures Table 7.2 Raw Water Pumping and Transmission Table 7.3 Water Treatment Works Site Table 7.4 Treated Water Pumping and Water Storage Table 7.5 Distribution Svstem and Water Consumers Table 7.6 Construction Debris Table 7.7 Wastewater Transmission and Pumping Table 7.8 Wastewater Treatment Plant Table 7.9 Sludge Management System Table 7.10 Construction Debris Disposal Table 7.1 1 Collection and Transfer Svstems Table 7.12 Sanitarv Landfill Table 7.13 Leachate Handling, Existing Facilitv Table 7.14 Construction Debris Disposal Table 7.15 Raw Water Suppiv Source. Intake Structure Table 7.16 Raw Water Pumping and Transmission Table .17 Water Treatment Works Site. Including Pumping Station Table 7.18 Residuals Disposal Table 7.19 Distribution System and Water Consumers Table 7.20 Solid Waste. Septage. and Direct Discharge Sources Table 7.21 Raw Sewage. Domestic and Industrial Sources to Sewer Svstems Table . Raw Sewage Overtlowvs. Various Locations Tabie 7.23 Wastewater Transmission and Pumpina Table 7.24 Wastewarer Treatment Plant Table 7.25 Sludge Management Svstem Table 7.26 Receiving Water Issues Table 7.7 Waste sater Reuse and Downstream Users Tabie 7.28 Solid Waste Sources Table 7.29 Collection and Transfer Svstems Table 7.30 Street Washing and Sweeping Equipment Table 7.3. 1 Sanitarv Landfills Table 7.32 Leachate Treatment Plants Table 7.33 Local and Downstream Water Users Table 7.34 SRIEP Environmental Monitoring Costs Table 8.1 SRIEP Public Opinion Survey Form Table 8.2 Summarv of Public Responses. SRIEP Survey 41367 E. \.AiPENDICES vii ftFFMRFR  SICI IUWAN URBA\N i.NVIRON%iEN-r i'RoIi-C'! ENVIRONNIFNT.\1. \SSESSMIENT Volumtt. e Appendicecs LIST OF FIGURES Figure 1.1 Sichuan Province Location Figure 1.2 Upper Yangtze Basin Main Rivers Figure 1.3 Project Citv Figure 1.4 Chengdu Plain Rivers & Channels Figure 1.5 Min River Svstem - Present Figure 1.6 Tuo River Svstem - Present Figure 1.7 Yanggtze River System - 1993-4. Spring Figure 1.8 Yangtze Nutrient loads & Algae Problem Potential Figure 1.9 Sources of Pollution - Whole Yangtze Basin Figure 2.1 Leshan Water Supply Existing Distribution Network Figure 2.2 Leshan Water Supply Project Schematic Figure '.3 Project Location and Urban Water Distribution Network Figure 2.4 Zigong Water Supply Project Schematic Figure 2.5 Location of the Beijiao Project Figure 2.6 Luzhou Beijiao Water Supplv Project Schematic Figure 2.7 Location of the Daxikou Project Figure 2.8 Luzhou Daxikou Water Supply Project Schematic Fi-ure 2.9 Chengdu Drainage Areas Figure 2.10 Chengdu Interceptor Sewer Route Schematic Figure 2.11 Leshan Wastewater Plan of Interceptor Sewers Figure 2.12 Leshan Interceptor Sewer Route Schematic Fiigure 2.13 Deyang Wastewater Existingi Sewerage Figure 2. 14 Devang Wastewater Project Schematic Figure 2.15 Zigong Drainage Areas Figure 2.16 Zigong Wastewater Project Schematic Ficure 2.17 Location of Leshan Landfill Site Fisgure 2.18 Leshan Municipai Soiid Waste General Layout Figure 2.19 Leshan Municipal Solid Waste Project Schematic Fiaure 4.1 EPB organisation chart. Figure 4.2 Contribution of different Strategy Component to Improvement in Basin Pollution Index for the Upper Yangtze Basin (COWI/DHI) 11 67 E. VAPPEN DICES rc r