Upgrading of Tai Po Sewage Treatment Works

Environmental Impact Assessment Report

Volume 3 – Appendix

Appendix 2.1 Existing Layout of Project Site

Appendix 2.2 Responses to Public Comments

Appendix 3.1 Calculation of Dust Emission Rate

Appendix 3.2 Calculation of Industrial Emission Rate

Appendix 3.3 Details of Surface Characteristics

Appendix 3.4 Traffic Forecast

Appendix 3.5 Weather Information from the Hong Kong Observatory (HKO)

Appendix 3.6 Calculation of Vehicular Emission

Appendix 3.7 Odour Survey for Tai Po Sewage Treatment Works

Appendix 3.8 Calculation of Odour Emission Rate

Appendix 3.9 Detailed Air Quality Assessment Results

Appendix 4.1 Correspondences from Intake Operators

Appendix 4.2A THMB Model Grid Layout and Coverage

Appendix 4.2B VH Model Grid Layout and Coverage

Appendix 4.3 Contour Plots of Water Quality Modelling Results for Victoria Harbour

Appendix 4.4 Contour Plots of Water Quality Modelling Results for Tolo Harbour and Tolo Channel

Appendix 4.5 Water Quality Modelling Results for Water Sensitive Receivers in Tolo Harbour and Tolo Channel

Appendix 4.6 Time Series Plots of Water Quality Modelling Results for THEES Maintenance Discharge

Appendix 4.7 Comparison of Historical Red Tide and Chlorophyll-a Data Before, During and After Past THEES Maintenance Discharge

Appendix 4.8 Time Series Plots of Water Quality Modelling Results for Emergency Discharge

Appendix 4.9 DSD’s Existing Contingency Plan for Incidents Possibly Encountered in Sewage Treatment Facilities

Appendix 5.1 List of Flora recorded within Project Site and 500m Assessment Area

Appendix 5.2 List of Fauna recorded within Project Site and 500m Assessment Area

Appendix 5.3 Number of Target Avifauna Species recorded during the Roosting Surveys

Appendix 5.4 Representative Photographs of Habitats within Project Site and 500m Assessment Area

Appendix 5.5 Representative Photographs of Species of Conservation Concern

Appendix 5.6 Benthic Survey Report

Appendix 5.7 Coral Survey Report

Appendix 7.1 Broad Brush Tree Survey

Appendix 8.1 Population Data

Appendix 8.2 Calculation of Transient Population

Appendix 8.3 Preliminary Layout of Proposed Biogas Facilities and Tentative Locations of Chemical Storage

Appendix 8.4 Existing Biogas Facilities and Tentative Construction Plan

Appendix 8.5 External Hazards Review

Appendix 8.6 PHAST RISK Parameters

Appendix 8.7 Review of Historical Accident

Appendix 8.8 Consequence Data

Appendix 8.9 Failure Frequency for Scenarios Associated with Naphtha Storage Tanks

Appendix 8.10 Projectile Risk Assessment

Appendix 8.11 Detailed FTA

Appendix 8.12 Top Risk Contributors

Appendix 9.1 Geology Map for Project Site

Appendix 9.2 Locations of LFG Monitoring

Appendix 9.3 LFG Monitoring Data for Shuen Wan Restored Landfill

Appendix 9.4 Facilities Surrounding the Project Site

Appendix 10.1 Sediment Sampling and Testing Methodology Paper

Appendix 10.2 As-built Sediment Sampling Locations

Appendix 10.3 Summary of Chemical and Biological Screening Results

Appendix 11.1 Contamination Assessment Plan

Appendix 15.1 Key Assessment Assumptions and Limitations of Methodologies

Appendix 15.2 Summary of Environmental Impacts