Environmental Impact Report for Liuzhou Environment Management

El 037 VOL. 2 Public Disclosure Authorized Environmental Impact Report for Liuzhou Environment Management Project Wastewater Treatment Component Public Disclosure Authorized Public Disclosure Authorized Sino-Japan Friendship Environmental Protection Centre Of SEPA December, 2004 Public Disclosure Authorized Liuzhou Environment Management Project - Wastewater Treatment Component Contents CONTENTS................................................................................. 1 1. GENERAL ................................................................................ 3 1.1 PURPOSES OF ASSESSMENT ................................................................................ 3 1.2 REFERENCES ................................................................................ 3 1.3 CATEGORY AND KEY POINT OF ASSESSMENT................................................................................ 6 1.4 SCOPE OF ASSESSMENT ................................................................................ 7 1.5 OBJECTS TO BE PROTECTED ................................................................................ 7 1.6 STANDARDS FOR ASSESSMENT ................................................................................ 8 1.7 PRINCIPLE AND METHOD OF ASSESSMENT ....................................................... ......................... 14 1.8 PROCEDURES ................................................................................ 15 2.ENVIRONMENTAL FEATURES AND PLANNING .......................................................................... 17 2.1 NATURAL ENVIRONMENTAL FEATURES ....................................... ......................................... 17 2.2 SOCIAL ENVIRONMENTAL FEATURES ................................................................................ 23 2.3 LIUZHOU URBAN MASTER PLANING AND ENVIRONMENTAL PROTECTION PLANNING ......... ................24 3. INVESTIGATION AND ASSESSMENT OF THE CURRENT ENVIRONMENTAL QUALITY. 33 3.1 CURRENT ENVIRONMENTAL SITUATION OF LIUZHOU CIYC ................................................................. 33 3.2 EXISTING WATER POLLUTION SOURCES ....................................... ......................................... 34 3.3 SURFACE WATER QUALITY ASSESSMENT ....................................... ......................................... 45 3.4 CURRENT AIR QUALITY ASSESSMENT................................................................................ 49 3.5 SOUND QUALITY ASSESSMENT ................................................................................ 52 3.6 MONITORING OF RIVERBED AND WWTP SLUDGE ................................................................................ 54 4. PROJECT ANALYSIS ................................................................................ 58 4.1 GENERAL INTRODUCTION ................................................................................ 58 4.2 CONSTRUCTION PLAN ................................................................................ 62 4.3 POLLUTION ANALYSIS ................................................................................ 70 5. ENVIRONMENT IMPACT ANALYSIS FOR CONSTRUCTION STAGE ............ .........................78 5.1 AIR ENVIRONMENT IMPACTANALYSIS .................................. .............................................. 78 5.2 SOUND ENVIRONMENT IMPACT ANALYSIS................................................................................ 79 5.3 ENVIRONMENTAL IMPACT OF SOLID WASTE . ................................................................................ 81 5.4 WATER ENVIRONMENT IMPACTANALYSIS .............................................. .................................. 82 5.5 ECOLOGICAL ENVIRONMENT IMPACT ANALYSIS ................................................................................ 83 5.6 SOIL EROSION ANALYSIS ................................................................................ 84 5.7 IMPACTON TRAFFIC ................................................................................ 85 5.8 HEALTH AND SAFETY ................................................................................ 86 6. REGIONAL ENVIRONMENTAL IMPACT PREDICATION AND ASSESSMENT ...................... 87 6.1 WATER ENVIRONMENTAL IMPACT PREDICATION AND ASSESSMENT ................. ...................................87 Sino-Japan Friendship Center for Environmental Protection I Liuzhou Environment Management Project - Wastewater Treatment Component 6.2 BIOLOGICAL AND LANDSCAPE IMPACT ASSESSMENT ....................................................................... 94 6.3 ENVIRONMENTAL IMPACT OF SOLID WASTES ....................................................................... 96 7. ENVIRONMENTAL IMPACT PREDICTION AND ASSESSMENT FOR INDIVIDUAL COMPONENTS ....................................................................... 102 7.1 BAISHA WASTEWATERTREATMENT PLANT ......................... .............................................. 102 7.2 EXPANSION OF LONGQUANSHAN WASTEWATER TREATMENT PLANT ................................................ 108 7.3 YANGHE WASTEWATER TREATMENT PLANT ........................................................................ 111 7.4 LABAO WASTEWATER TREATMENT PLANT ....................................................................... 114 7.5 ENVIRONMENT IMPACT OF PUMPING STATION....................................................................... 117 8. ENVIRONMENT PROTECTION MEASURES ....................................................................... 119 8.1 ENVIRONMENT PROTECTION MEASURES DURING CONSTRUCTION STAGE ........................................... 119 8.2 ENVIRONMENTAL PROTECTION MEASURES DURING OPERATION PERIOD ............... ............................ 123 8.3 LIUZHOU ACTION PLAN FOR INDUSTRIAL POLLUTION CONTROL .......................... ............................. 125 9. RESIDENTS RESETTLEMENT AND SOCIAL IMPACT .............................................................. 129 9.1 ENVIRONMENTAL IMPACT OF RESIDENTS RESETTLEMENT ................................................................. 129 9.2 SOCIAL IMPACT ANALYSIS....................................................................... 130 10. ENVIRONMENT RISK ANALYSIS ....................................................................... 133 10.1 POTENTIAL ACCIDENT RISK ....................................................................... 133 10.2 ENVIRONMENT ACCIDENT IMPACT ....................................................................... 133 10.3 COUNTERMEASURES AGAINST ACCIDENT ............................ ........................................... 135 11.COMPARISON BETWEEN DIFFERENT OPTIONS .................................................................... 137 11.1 ANALYSIS OF PROJECT ZERO ....................................................................... 137 11.2 COMPARISON OF OPTIONS OF WASTEWATER TREATMENT PLANT ...................... .............................. 138 11.3 SITE SELECTION AND WWTP LAYOUT....................................................................... 141 12. BENEFIT AND COST ANALYSIS ....................................................................... 148 12.1 ENVIRONMENTALAND SOCIAL BENEFITS OFZHUEXI CREEK REHABILITATION ........... .....................148 12.2 WASTEWATER TREATMENT PLANTS....................................................................... 150 12.3 COST-BENIFICT ANALYSIS FOR CONSTRUCTION AND OPERATION ........................ ............................. 153 12.4 MEASURES TO GUARANTEE BENEFITS ..................... .................................................. 153 13. POLLUTANT QUANTITY CONTROLAND CLEAN PRODUCTION ...................................... 155 13.1 POLLUTANT QUANTITY CONTROL ....................................................................... 155 13.2 CLEAN PRODUCTION ....................................................................... 156 14. PUBLIC CONSULTATION ....................................................................... 159 14.1 PURPOSE OF PUBLIC CONSULTATION .................. ..................................................... 159 14.2 DESCRIPTION OF PUBLIC CONSULTATION.......................... ............................................. 159 14.3 FIRST PUBLIC CONSULTATION ....................................................................... 161 14.4 THE SECOND PUBLIC CONSULTATION.................... ................................................... 163 14.5 INFORMATION PUBLICATION ....................................................................... 166 Sino-Japan Friendship Center for Environmental Protection 2 Liuzhou Environment Management Project - Wastewater Treatment Component 14.6 CONCLUSIONS ....................................................... 167 15. ENVIRONMENTAL MANAGEMENT AND MONITORING PLAN .......................................... 168 15.1 ENVIRONMENTAL MANAGEMENT ............................. ............. 168 15.2ENVIRONMENTAL MANAGEMENT PLAN ................................. 170 15.3 ENVIRONMENTAL MONrIORING PLAN ................................. 175 15.4 ENVIRONMENTAL MONITORING PLANS ................................. 178 16. CONCLUSIONS AND SUGGESTION ................................. 182 16.1 CONCLUSION ................................. 182 16.2 C ONCLUSIONOF SEPARATE ASSESSMENT................................. 183 17. APPENDIX ................................. 187 FIGURES Figure 1 Location of Guangxi Zhuang Autonomous Region Figure 2-1-1 Liujiang Catchment and Location of Honghua hydo

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