Drainage Services Department

Agreement No. CE 29/2001 Outlying Islands Sewerage Stage 1 Phase 1 Ngong Ping Sewage Treatment Works and Sewerage Investigation, Design and Construction

Executive Summary

August 2002

CONTENTS

										Page
1.0	INTRODUCTION								1
2.0	OPTION CONSIDERATIONS							2
2.1	Potential Treatment and Disposal Options				2
2.2	Effluent Disposal Routes						3
2.3	Discharge Options at Tai O						4
3.0	INFLUENCE FROM OTHER MAJOR PROJECTS IN THE VICINITY			4
4.0	KEY FINDINGS IN THIS EIA						5
4.1	Air Quality								5
4.2	Noise Impact								6
4.3	Water Quality Impact							7
4.4	Waste Management							8
4.5	Landscape and Visual							8
4.6	Ecology and Fisheries							9
4.7	Cultural Heritage							9
5.0	OVERALL CONCLUSION							10
LIST OF TABLES
Table 1.1	Minimum Effluent Quality Standards
Table 4.1 	Predicted Construction Phase Dust Impacts at the Nearest ASR
Table 4.2 	Predicted Operational Phase Odour Impacts at the Nearest ASR
Table 4.3 	Predicted Noise Impacts at the Nearest NSR due to the Construction of Ngong Ping STW
Table 4.4 	Predicted Noise Impacts at the Nearest NSR due to the Construction of Effluent Pipeline

LIST OF DRAWINGS

Drawing No. 23400/R/G/001

General Layout Plan of the Project

Drawing No. 23400/R/ST/013

Layout Plan of Ngong Ping Sewage Treatment Works

Drawing No. 23400/EN/010

Air and Noise Sensitive Receivers around Ngong Ping Area

Drawing No. 23400/EN/015

Air and Noise Sensitive Receivers around Tai O Area

Drawing No. 23400/EN/029

Water Control Subzones Around Ngong Ping

Drawing No. 23400/EN/031

Potential Effluent Disposal Routes

Drawing No. 23400/EN/032

Potential Effluent Discharge Locations at Tai O

Drawing No. 23400/EN/035

Location of Air Quality Assessment Points

Drawing No. 23400/EN/044

Landscape Mitigation Measures Plan – Operational Phase

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