This Quarterly Environmental Monitoring and Audit (EM&A) Report is prepared for Contract No. SPW 01/2025 “Environmental Team for Construction of Yuen Long Effluent Polishing Plant Stage 1”. Drainage Services Department (DSD) has appointed Aurecon Hong Kong Limited (Aurecon) to undertake the Environmental Team services for the project and implement the EM&A works.
This is the 19th Quarterly EM&A Report for the construction phase which summaries findings of the EM&A programme during the reporting period from 1 Oct 2025 to 31 Dec 2025. As informed by Contractors, major activities in the reporting period were shown in section 1.4.1.
Breaches of Environmental Quality Performance Limits (AL levels)
No Action and Limit Level exceedance was
recorded for air quality monitoring and construction noise monitoring in the
reporting period.
No Action and Limit Level exceedance was
recorded for water quality monitoring in the reporting period.
No Action / Limit exceedance was recorded for
noise levels at stations (NMS1 and NMS2) in close proximity
to the active ardeid night roosts during the reporting period.
No Action / Limit exceedance for the
ecological monitoring of birds in the reporting period.
No
corrective actions were required according to the Event and Action Plans for
the Monitoring Parameters.
Land Contamination
Regular site inspection was carried out to
ensure the recommended mitigation measures are properly implemented. The signed
final Contamination Assessment Report (CAR) for “Main Storeroom &
Workshops”, “Mechanical Workshop”, “Waste Storage Area”, “SAS Thickener
House-1”, “SAS Thickener House-2”and “Screening Press House” were submitted to
EPD respectively on 1st November 2021, 23rd November
2021, 29th April 2022, 6th July 2022, 19th
June 2023 and 29th October 2024. No contaminated soil and ground
water was found within the Main Storeroom & Workshop, Mechanical Workshop,
Waste Storage Area, SAS Thickener House-1, SAS Thickener House-2 and Screening
Press House, and no remedial action is required for these locations.
Complaint Log
No complaints were received in the reporting
period.
Notifications of Summons and Successful Prosecutions
No notifications of summons and successful
prosecutions were received in the reporting period.
Reporting Change
There were no reporting changes during the
reporting period.