47070-002: Environmental Impact Assessment
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Environmental Impact Assessment (Draft) Project Number: 47070-002 April 2015 People’s Republic of China: Hunan Dongjiang Lake Environmental Protection and Integrated Utilization Project Prepared by the Zixing City Government for the Asian Development Bank. 1 CURRENCY EQUIVALENTS (As of 14 October 2014) Currency Unit – yuan (CNY) CNY 1.00 = $ 0.1633 $ 1.00 = CNY 6.12 ABBREVIATIONS ADB Asian Development Bank IA Implementing Agency BOD5 5-day biochemical oxygen demand MOE Ministry of Environment CNY Chinese Yuan PM2.5 Particulate matter with diameter<2.5μ COD Chemical oxygen demand PM10 Particulate matter with diameter<10μ DO Dissolved oxygen PMO Project Management Office EA Executing Agency PRC People’s Republic of China EIA Environmental impact assessment RP Resettlement Plan EIR Environmental Impact Report SOE State Owned Enterprise EIT Environmental Impact Table SPS Safeguard Policy Statement EMP Environmental Management Plan TN Total Nitrogen EMS Environment monitoring station TP Total Phosphorus EPB Environmental Protection Bureau TSP Total Suspended Particulates FSR Feasibility Study Report WHO World Health Organization FYP Five Year Plan WRB Water Resources Bureau GDP Gross domestic product WTP Water Treatment Plant GHG Greenhouse gas WWTP Wastewater Treatment Plant GRM Grievance redress mechanism ZCG Zixing City Government HPG Hunan Provincial Government WEIGHTS AND MEASURES oC degree centigrade m3 cubic meter dB decibel m3/a cubic meter per annum ha hectare (10,000 m2) m3/d cubic meter per day kg kilogram mg/kg milligram per kilogram km kilometer mg/l milligram per liter km2 square kilometer mg/m3 milligram per cubic meter kW kilowatt mu Chinese land unit (1 ha=15 mu) L liter MW megawatt (1 million watts) m meter t metric ton (1,000 kg) m2 square meter t/a ton per annum NOTE (i) In the report, “$” refers to US dollars. This environmental impact assessment is a document of the borrower. The views expressed herein do not necessarily represent those of ADB's Board of Directors, Management, or staff, and may be preliminary in nature. Your attention is directed to the “terms of use” section of this website. In preparing any country program or strategy, financing any project, or by making any designation of or reference to a particular territory or geographic area in this document, the Asian Development Bank does not intend to make any judgments as to the legal or other status of any territory or area. 2 Contents I. EXECUTIVE SUMMARY ............................................................................................................................. 5 A. INTRODUCTION ............................................................................................................................................ 5 B. THE PROJECT .............................................................................................................................................. 5 C. BASELINE ENVIRONMENT ............................................................................................................................ 6 D. IMPACTS AND MITIGATION MEASURES ........................................................................................................ 7 E. CLIMATE CHANGE ........................................................................................................................................ 8 F. PUBLIC CONSULTATION AND GRIEVANCE REDRESS MECHANISM .............................................................. 9 G. ENVIRONMENTAL MANAGEMENT PLAN ....................................................................................................... 9 H. RISKS AND ASSURANCES ............................................................................................................................ 9 I. CONCLUSION ............................................................................................................................................... 9 II. INTRODUCTION ..................................................................................................................................... 10 III. POLICY, LEGAL AND ADMINISTRATIVE FRAMEWORK .............................................................................. 11 A. POLICY FRAMEWORK ................................................................................................................................ 11 B. LEGISLATIVE FRAMEWORK FOR ENVIRONMENT IMPACT ASSESSMENT IN THE PRC ............................... 12 C. INTERNATIONAL AGREEMENTS .................................................................................................................. 14 D. APPLICABLE PRC AND ADB POLICIES AND ASSESSMENT CATEGORIES ................................................. 14 E. ASSESSMENT STANDARDS ........................................................................................................................ 15 IV. DESCRIPTION OF THE PROJECT ................................................................................................... 21 A. OVERVIEW ................................................................................................................................................. 21 B. PROJECT DESIGN ...................................................................................................................................... 22 1. OUTPUT 1. IMPROVED POLLUTION CONTROL ....................................................................................................... 22 1.1 DOMESTIC WASTEWATER COLLECTION AND TREATMENT ........................................................................................ 22 1.2 SOLID WASTE COLLECTION, TRANSPORT AND TREATMENT ...................................................................................... 25 1.3 AGRICULTURAL NON-POINT SOURCE POLLUTION MANAGEMENT ............................................................................. 29 2. OUTPUT 2. URBAN-RURAL WATER SUPPLY SYSTEM ............................................................................................... 30 2.1 YANGDONG WATER SUPPLY .............................................................................................................................. 31 2.2 CHUKOU WATER SUPPLY .................................................................................................................................. 31 3. OUTPUT 3. RIVER COURSE REHABILITATION FOR FIVE RIVERS .................................................................................. 31 4. OUTPUT 4. INTEGRATED ECOSYSTEM REHABILITATION AND MANAGEMENT ................................................................ 33 4.1 AQUATIC FACILITIES AND MANAGEMENT ............................................................................................................. 33 4.2 WETLAND RESTORATION AND MANAGEMENT ...................................................................................................... 34 4.3 SOIL EROSION CONTROL (REFORESTATION AND REVEGETATION)............................................................................... 39 4.4 BAMBOO FOREST IMPROVEMENT FOR FARMERS ................................................................................................... 41 5. OUTPUT 5. STRENGTHENED ENVIRONMENTAL AND PROJECT MANAGEMENT CAPACITY ................................................ 42 C. ASSOCIATED FACILITIES ............................................................................................................................ 43 V. DESCRIPTION OF THE ENVIRONMENT .................................................................................................... 45 A. ENVIRONMENTAL SETTING ........................................................................................................................ 45 B. PHYSICAL ENVIRONMENT AT THE PROJECT SITES ................................................................................... 47 C. ECOLOGICAL RESOURCES ........................................................................................................................ 52 1. OVERVIEW .................................................................................................................................................... 52 2. RURAL–URBAN WATER SUPPLY COMPONENT ...................................................................................................... 59 3. RIVER REHABILITATION COMPONENT .................................................................................................................. 68 4. KARST VEGETATION ......................................................................................................................................... 79 5. WETLANDS ................................................................................................................................................... 81 D. PROTECTED AREAS AND PHYSICAL CULTURAL RESOURCES ................................................................... 82 E. SOCIO-ECONOMIC CONDITIONS ................................................................................................................ 83 F. CLIMATE CHANGE ...................................................................................................................................... 85 VI. ANTICIPATED ENVIRONMENTAL IMPACTS AND MITIGATION MEASURES ................................................ 90 A. EARLY DESIGN PHASE .............................................................................................................................. 90 B. PRE-CONSTRUCTION PHASE ...................................................................................................................