Upgrading of Tai Po
Sewage Treatment Works
Environmental
Impact Assessment Report
Volume 1 – Main Text
1.1
Background
and Purpose
1.2
Environmental Impact Assessment Ordinance
Requirements
1.3
Purpose of the EIA Study
1.4
Objectives of the EIA Study
1.5
Structure of the Report
2.1
Project Location and Site History
2.2
Project Scope
and Scale
2.3
Implementation Programme
2.4
Need and Benefit of the Project
2.5
Consideration
of Alternatives
2.6
Interfacing and Concurrent Projects
2.7
Documentation of Public Concerns
3.1
Introduction
3.2
Environmental Legislation, Standards and Guidelines
3.3
Study Area
3.4
Identification of Air Sensitive Receivers
3.5
Existing Air
Quality
3.6
Identification of Pollution Sources
3.7
Assessment Methodology – Construction Phase
3.8
Assessment Methodology – Operational Phase
3.9
Impact Assessment
3.10
Mitigation Measures
3.11
Evaluation of Residual Impacts
3.12
Environmental Monitoring and Audit
3.13
Conclusion
4.1
Introduction
4.2
Legislation, Standards, Guidelines and Criteria
4.3
Water Sensitive Receivers
4.4
Description of the Environment
4.5
Consideration of Concurrent Projects
4.6
Identification of Potential Impacts
4.7
Assessment
Methodology
4.8
Evaluation of Potential Impacts – Construction Phase
4.9
Evaluation of Potential Impacts –
Operational Phase (Project Effluent
Discharge)
4.10
Evaluation of Potential Impacts –
Operational Phase (Other Water Pollution Sources)
4.11
Mitigation Measures – Construction Phase
4.12
Mitigation Measures – Operational Phase
4.13
Evaluation of Cumulative Impacts
4.14
Residual Water Quality Impacts
4.15
Environmental Monitoring and Audit (EM&A) Requirements
4.16
Conclusions
5.1
Introduction
5.2
Relevant Legislation, Standards and Guidelines
5.3
Methodology For Baseline Establishment
5.4
Literature
Review Results
5.5
Field Survey Results
5.6
Evaluation of Baseline Ecological Conditions
5.7
Identification of Potential Terrestrial Ecological Impacts
5.8
Identification of Potential Marine Ecological Impacts
5.9
Evaluation of Potential Terrestrial Ecological
Impacts in Absence of Mitigation Measures
5.10
Evaluation of Potential Marine Ecological
Impacts in Absence of Mitigation Measures
5.11
Mitigation Measures and Residual Impact on
Terrestrial Ecology
5.12
Mitigation Measures and Residual Impact on
Marine Ecology
5.13
Environmental Monitoring and Audit (EM&A)
5.14
Conclusion
5.15
References
6.1
Introduction
6.2
Environmental Legislation, Standards and Criteria
6.3
Effluent Disposal Arrangement
6.4
Assessment
Are
6.5
Assessment
Methodology
6.6
Description of the Environment
6.7
Identification and Evaluation of Potential Impacts
6.8
Mitigation Measures
6.9
Evaluation of Cumulative Impacts and Residual Impacts
6.10
Environmental Monitoring and Audit (EM&A) Requirements
6.11
Conclusion
6.12
References
7.1
Introduction
7.2
Relevant Legislation, Standards and Guidelines
7.3
Assessment Methodologies
7.4
Review of Planning and Development Control
Framework
7.5
Landscape Baseline
7.6
Visual Baseline
7.7
Identification and Assessment of Landscape Impact
7.8
Identification and Assessment of Visual Impact
7.9
Mitigation Measures
7.10
Residual and Cumulative Impacts
7.11
Environmental Monitoring and Audit
7.12
Conclusion
8.1
Introduction
8.2
Environmental Legislation, Standards and Criteria
8.3
Project Construction Arrangement and Schedule
8.4
QRA Methodology
8.5
Meteorological Data and Population Data
8.6
QRA For Biogas Facilities
8.7
QRA For Tai Po Gas Production Plant
8.8
QRA For Liquefied Petroleum Gas (LPG) Storage
Facilities
8.9
Residual Impacts
8.10
Environmental Monitoring and Audit Requirements
8.11
Conclusion
8.12
Recommendations
8.13
Reference
9.1
Introduction
9.2
Relevant Legislation, Standards and Guidelines
9.3
Potential Hazard Associated With Landfill Gas and Leachate
9.4
Landfill Gas Assessment Criteria and Methodology
9.5
Description of the Environment
9.6
Qualitative Landfill Gas Assessment
9.7
Recommended Precautionary and Protection Measures
9.8
Evaluation of Residual Impacts
9.9
Environmental Monitoring and Audit (EM&A) Requirements
9.10
Contingency Plan For Construction and
Operational Phases
9.11
Conclusion
10
Waste Management Implications
10.1
Introduction
10.2
Relevant Legislation, Standards and Guidelines
10.3
Assessment
Methodology
10.4
Identification of Potential Waste Sources
10.5
Impact Assessment and Evaluation
10.6
Mitigation Measures
10.7
Residual Impacts
10.8
Monitoring and Audit Requirement
10.9
Conclusions
11.1
Introduction
11.2
Environmental Legislations, Standards and Criteria
11.3
Project Description
11.4
Study Area
11.5
Assessment Methodology
11.6
Description of the Environment
11.7
Identification of Potential Land Contamination Concern
11.8
Future Land Uses
11.9
Prediction and Evaluation of Environmental
Impacts
11.10
Mitigation of Adverse Environmental Impacts
11.11
Evaluation of Residual Impacts
11.12
Environmental Monitoring and Audit Requirements
11.13
Conclusion
12
Noise Impact
12.1
Introduction
12.2
Environmental Legislation, Standards and Criteria
12.3
Description
of Environment
12.4
Noise Sensitive Receivers
12.5
Assessment Methodology
12.6
Identification and Evaluation of Noise Impacts
12.7
Mitigation Measures
12.8
Environmental Monitoring and Audit Requirements
12.9
Conclusion
13
Environmental Monitoring and Audit
Requirements
13.1
Introduction
13.2
Air Quality
Impact
13.3
Water Quality
Impact
13.4
Ecological Impact
13.5
Fisheries Impact
13.6
Landscape and Visual Impact
13.7
Hazard to Life Impact
13.8
Landfill Gas
Hazard
13.9
Waste Management Implications
13.10
Land Contamination
13.11
Noise Impact
14
Summary of Environmental Outcomes
15
Conclusions
15.1
Introduction
15.2
Air Quality
Impact
15.3
Water Quality
Impact
15.4
Ecological Impact
15.5
Fisheries Impact
15.6
Landscape and Visual Impact
15.7
Hazard To Life Impact
15.8
Landfill Gas
Hazard
15.9
Waste Management Implications
15.10
Land Contamination
15.11
Noise Impact