Environmental Team for
EP-598/2022 – Mai Po Nature Reserve
Infrastructure Upgrade Project
Monthly Environmental Monitoring and
Audit Report for August 2023
REMARKS:
The information supplied and contained within this report is, to the best of our knowledge, correct at the time of printing.
Ka Shing accepts no responsibility for changes made to this report by third parties.
Ka Shing Management Consultancy Ltd. www.ka-shign.net
Unit 2, 13/F Kai Yue Commercial Building, 2C Argyle St,
Mong Kok, Kowloon
Certified By Environmental Team Leader:_____________________
(Joan Choi)
Company: Ka Shing
Management Consultancy Ltd.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
.
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Table of Contents
EXECUTIVE SUMMARY .................................................................................................................... 3
1. Introduction ................................................................................................................... 3
2. Environmental Monitoring and Audit Progress ............................................................ 3
3. Breaches of Action and Limit Levels ........................................................................... 3
4. Water Quality ................................................................................................................ 3
5. Complaint Log .............................................................................................................. 4
6. Notification of Summons and Successful Prosecutions ............................................... 4
7. Reporting Changes ........................................................................................................ 4
8. Future Key Issues ......................................................................................................... 4
1. INTRODUCTION .................................................................................................................... 5
1.1 Background ................................................................................................................... 5
1.2 Purpose of the report ..................................................................................................... 5
1.3 Project Organization ..................................................................................................... 6
1.4 Summary of Construction Works Undertaken During Reporting Month .................... 7
1.5 Construction Programme .............................................................................................. 7
1.6 Summary of EM&A Requirement ................................................................................ 7
1.7 Status of Compliance with Environmental Permit (EP) Conditions ............................ 7
2 WATER QUALITY .................................................................................................................. 9
2.1 Monitoring Requirements ............................................................................................. 9
2.2 Monitoring Equipment ................................................................................................ 11
2.3 Monitoring Procedure ................................................................................................. 12
2.4 Data Management and QA/QC ................................................................................... 12
2.5 Discussion and Recommendations ............................................................................. 12
2.6 Results and Observations ............................................................................................ 13
3 ENVIRONMENTAL SITE INSPECTION ........................................................................... 14
3.1 Site Audits .................................................................................................................. 14
3.2 Implementation Status of Environmental Mitigation Measures ................................. 15
4 ENVIRONMENTAL NON-COMPLIANCE ........................................................................ 16
4.1 Summary of Exceedances ........................................................................................... 16
4.2 Summary of Environmental Non-Compliance ........................................................... 16
4.3 Summary of Environmental Complaint ...................................................................... 16
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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4.4 Summary of Environmental Summon and Successful Prosecution ........................... 16
5 FUTURE KEY ISSUES ......................................................................................................... 17
5.1 Key Issues in the Coming Two Months ..................................................................... 17
6 CONCLUSIONS AND RECOMMENDATIONS ................................................................. 18
6.1 Conclusions ................................................................................................................. 18
6.2 Recommendations ....................................................................................................... 18
LIST OF TABLES
Table E 1
Summary Table for EM&A Activities in the Reporting Month
Table E 2
Summary Table for Events Recorded in the Reporting Month
Table 1. 1
Key Contacts of the Project
Table 1. 2
Status of Environmental Licences, Notifications and Permits
Table 1. 3
Summary Table for Status of Compliance / Required Submission under EP
Table 2. 1
Summary of Monitoring Parameters
Table 2. 2
Water Quality Monitoring Locations
Table 2. 3
Action and Limit Levels for Water Quality
Table 2. 4
Event / Action Plan for Water Quality
Table 2. 5
Equipment Used in water impact Monitoring
Table 2. 6
Summary of exceedances of the Action Level
Table 3. 1
Observations and Follow Up Action of Site Audit
LIST OF APPENDICES
Appendix A Location of the Project
Appendix B Locations for Water Quality Monitoring
Appendix C Calibration certificates of equipment
Appendix D Environmental Monitoring Schedules
Appendix E The Graphical Presentation of Water Quality Monitoring
Appendix F The Environmental Mitigation Implementation Schedule (EMIS)
Appendix G Waste Generation in the Reporting Month
Appendix H The Summary of Exceedance Record
Appendix I Complaint Log
Appendix J Summary of Successful Prosecution
Appendix K The Tentative Construction Programmes
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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EXECUTIVE SUMMARY
1. Introduction
This is the 3rd monthly Environmental Monitoring and Audit (EM&A) Report for the Mai Po
Nature Reserve Infrastructure Upgrade Project No. EP-598/2022. This report was prepared by Ka
Shing Management Consultancy Ltd. (Ka Shing) under “Mai Po Nature Reserve Infrastructure
Upgrade Project No. EP-598/2022” (hereinafter called the “Service Contract”). This report
documents the findings of Environmental Monitoring and Audit (EM&A) work conducted from
1st to 31st August 2023.
2. Environmental Monitoring and Audit Progress
The monthly EM&A programme was undertaken by the ET in accordance with the EM&A Manual.
A summary of the monitoring and audit activities during the reporting period is presented below:
Table E 1 Summary Table for EM&A Activities in the Reporting Month
EM&A Activities
Date
Water Quality Monitoring
Please refer to the Appendix E for more details
Weekly Environmental Site
Inspection
1,8,15,23&29 August 2023
3. Breaches of Action and Limit Levels
Summary of the environmental exceedances of the reporting month is tabulated in Table E2.
Table E 2 Summary Table for Events Recorded in the Reporting Month
Parameter
No. of non-
project
related
exceedances
Total No. of
non-project
related
exceedances
No. of
exceedances
related to the
project
Total No. of
exceedance
related to the
project
AL
LL
AL
LL
SS
0
0
0
0
0
0
DO
0
0
0
0
0
0
Turbidity
0
0
0
0
0
0
4. Water Quality
All water quality monitoring was conducted as scheduled in the reporting period. During the
reporting month, no exceedance to Action/ Limit Level of Suspended Solid, Dissolved Oxygen
and Turbidity were observed.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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According to Section 4.2.8 of the EM&A Manual, the precautionary water quality monitoring shall
be carried out when foundation works are carried out at TH2 and TH3. The foundation works of
TH2 and TH3 are completed on 28 Jul 2023 and 01 Aug 2023.
Precautionary water monitoring conducted on 1st, 3rd, 5th and 8th August 2023 showed no
exceedance of Action/ Limit Level. According to Section 4.2.9 of the EM&A Manual, post-
construction monitoring is not required. Therefore, water quality monitoring at Sluice Gate 7 and
Sluice Gate 19 is no longer necessary.
5. Complaint Log
No environmental complaint was received in the reporting period.
6. Notification of Summons and Successful Prosecutions
No notification of summons or successful prosecutions was received in the reporting period.
7. Reporting Changes
There was no reporting change in the reporting period.
8. Future Key Issues
The major site activities for the coming two months include:
• Tower Hide – Structure building by pre-fabrication module assemble, Roof covering,
Cladding module assemble. E&M conduit, ELV devices installation.
• Ramp path – Wood decking installation, Fencing installation
• Footpath – Protection and Safety signage caution, Pedestal footing work, Pedestal installation,
Wood decking installation.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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1. INTRODUCTION
1.1 Background
1.1.1 The Mai Po Nature Reserve has served Hong Kong as one of the most valuable ecological assets
in the city, and is managed by the World Wide Fund for Nature Hong Kong (“WWF”). WWF
proposes to update of an existing concrete footpath of about 1.5m wide to a raised wooden
boardwalk of about 1.65m wide, construction of a new three-storey tower hide (TH2) and the
associated access wooden boardwalk of about 156m long and 1.65m wide; and construction of
a new three-storey tower hide (TH3) and the associated access wooden boardwalk of about 85m
long and 1.65m wide. The location of the Project as shown in the Appendix A of this report.
1.1.2 The project site is located in Mai Po Nature Reserve (MPNR) where has been managed by World
Wide Fund for Nature Hong Kong (“WWF”) since 1984. More than 20,000 people per year
visiting the MPNR and growing in visitor numbers is anticipated. Most of the existing facilities
have been in use for more than 20 years, in order to cater for an increasing number of visitors
and providing the good condition of facilities in the future, the upgrade of infrastructure is
proposed. The WWF had completed an Environmental Impact Assessment (EIA) and is the
Permit Holder.
1.1.3 The Project under Mai Po Nature Reserve Infrastructure Upgrade Project (Register No. AEIAR-
233/2022) is approved by the EIA report and later granted an EP. The approved EIA report
described both the construction phase and operational phase.
1.1.4 Ka Shing Management Consultancy Ltd. has been commissioned by the WWF to undertake the
assignment as the Environmental Team (ET) for the Designated Project of Mai Po Nature
Reserve Infrastructure Upgrade Project.
1.1.5 In accordance with the Project EM&A Manual requirements, water quality monitoring, and site
inspections should be covered in this Contract. Overall, the EM&A works follows the
demarcation of monitoring responsibilities.
1.2 Purpose of the report
1.2.1 This is the 3rd monthly EM&A Report which summarises the impact monitoring results and
audit findings for the EM&A programme during the reporting period from 1st to 31st August
2023.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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1.3 Project Organization
1.3.1 EM&A Organization
1.3.2 Different parties with different levels of involvement in the Project organization under EP no.:
EP-598/2022 include:
• Project Proponent – WWF Hong Kong
• Contractor– Mak Ko Kee Building Construction Ltd
• Environmental Team (ET) – Ka Shing Management Consultancy Ltd.
• Independent Environmental Checker (IEC) – Ove Arup & Partners Hong Kong Limited
1.3.3 The key personnel contact names and numbers under Mai Po Nature Reserve Infrastructure
Upgrade Project and the other contact names and numbers under WWF (Hong Kong) are
summarised in Table 1.1.
Table 1. 1 Key Contacts of the Project
Party
Role
Contact Person
Phone No.
Fax No.
WWF Hong Kong
Project Proponent
Mr. Alex WONG
2526 1011
2161 9628
Contractor
(Mak Ko Kee Building
Construction Ltd)
Site Agent
Mr. Kin Hung LAM
2649 1883
2647 7389
Ka Shing Management
Consultancy Ltd.
ETL
Ms. Joan CHOI
2618 2166
2120 7752
Ove Arup & Partners
Hong Kong Limited
IEC
Mr. Ricky CHUI
2268 3437
2268 3380
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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1.4 Summary of Construction Works Undertaken During Reporting Month
1.4.1 The major site activities undertaken in the reporting month included:
• Tower Hide – Structure Building, Floor slab concreting.
• Ramp path – Steel reinforcement, cast in bolt fixing, Structure building.
• Foot path - Protection and Safety signage caution, Pedestal footing work, Pedestal installation,
Wood decking installation.
1.5 Construction Programme
1.5.1 A copy of Contractors’ construction programmes is provided in Appendix K.
1.5.2 A summary of the relevant permits, licences, and/or notifications on environmental protection
for this Project is presented in Table 1.2.
Table 1. 2 Status of Environmental Licences, Notifications and Permits
Permit / Licence No.
Valid Period
Status
From
To
1. Environmental Permit (EP)
EP-598/2022
16 Feb 2022
N/A
Valid
2. Air Pollution Control (Construction Dust) Regulation
493298
02 Jun 2023
N/A
Notified
1.6 Summary of EM&A Requirement
1.6.1 The EM&A programme requires water quality monitoring as well as environmental site audits.
The EM&A requirements are described in the following sections, including:
⚫
All monitoring parameters;
⚫
Action and Limit levels for all environmental parameters;
⚫
Event / Action Plans;
⚫
Environmental mitigation measures, as recommended in the Project EIA study final report;
and
⚫
Environmental requirements in contract documents.
1.7 Status of Compliance with Environmental Permit (EP) Conditions
1.7.1 The status of statutory environmental compliance with the EP conditions under the
EIAO, submission status under the EP and implementation status of mitigation
measures are presented in Table 1.3:
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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Table 1. 3 Summary Table for Status of Compliance / Required Submission under EP
EP Conditions
Submission
Status
1.12
Notification of Commencement Date of
Construction
Deposit
2.1
Employment of Environmental Team (ET)
Deposit
2.4
Employment of IEC
Deposit
2.7
Employment of Qualified Ecologist
Qualified Ecologists have
been employed to carry out
work relating to ecological
aspects
2.8
Submission of Environmental Permit (EP)
Submission Schedule
Deposit
2.9
Submission of Tree Pruning or Felling Plan
Deposit
2.11
Submission of Egretry Mitigation Measures
Plan
Deposit
2.13
Submission of Method Statement and
Management Plan for the Design and
Construction of the Wooden Boardwalk
Deposit
2.14
Submission of Water Quality Mitigation
Measures Plan
Deposit
2.15
Measures to Mitigate Ecological Impacts for
water birds and wetland-dependent species
Under implementation
2.16
Measures to Mitigate Ecological Impacts for
roost and pre-roost sites of Collared Crow and
ardeid
Under implementation
3.2(i)
Conducting baseline environmental monitoring
Deposit
3.2(ii)
Conducting impact monitoring
The termination of water
quality monitoring on 08
Aug 2023.
3.2(iii)
carrying out remedial actions described in the
Event/Action Plans of the EM&A Manual
Under implementation
3.2(iv)
Logging and keeping records of the details of
conducting baseline and impact monitoring
Under implementation
3.3
Submission of copy of Baseline Monitoring
Report
Deposit
3.4
Submission of copy of Monthly EM&A Report
On-going
4.1
Submission of electronic copies of the Baseline
Monitoring Report and Monthly EM&A
Reports
Submitted
4.2
Internet address of a dedicated web site
Submitted
4.3
The Internet website is user-friendly for the
public access
On-going
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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2 WATER QUALITY
2.1 Monitoring Requirements
2.1.1 The Environmental Monitoring and Audit requirements are set out in the approved EM&A
Manual. Water quality was identified as key environmental issues during the construction
phase. A summary of the requirements (Monitoring Parameters, Time and Frequency) for
conducting impact water quality monitoring is presented in the sub-sections below.
Table 2. 1 Summary of Monitoring Parameters
Environmental
Aspect
Parameters
Frequency and period
Water Quality
• Water depth
• pH
• Temperature in
o
C
• Salinity in mg/L
• Turbidity in NTU
• Dissolved Oxygen (DO) in %
saturation and mg/L
• Suspended Solids (SS) in mg/L
• Oil and Grease (O&G) in mg/L
3 times per week, with
a minimum interval of
36 hours, when
foundation works are
carried out at TH2 and
TH3
2.1.2 According to the approved EM&A Manual, water quality monitoring should be performed at
designated monitoring stations. Layout plans showing the approved monitoring locations are
attached in Appendix B. Details regarding the two designated water quality monitoring
stations are shown in Table 2.2 below:
Table 2. 2 Water Quality Monitoring Locations
LOCATION
EASTING
NORTHING
Sluice Gate 7
822107
839868
Sluice Gate 19
821344
838681
2.1.3 Precautionary monitoring results shall be evaluated against Action and Limit levels shown in
Table 2.3, with action being taken as per the Event/Action Plan shown in Table 2.4 where
necessary. Please note that the Event/Action Plan relates only to exceedances that are
directly attributable to the construction works of this Project, over which the installation
contractor has control. The advice of the IEC shall be sought in case of any concern.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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Table 2. 3 Action and Limit Levels for Water Quality
Parameter
Performance
Criteria
Monitoring Location
Sluice Gate 7
Sluice Gate 19
Dissolved Oxygen (mg/L)
Action Level
2.85
2.47
Limit Level
2.83
2.45
Suspended Solids (mg/L)
Action Level
99.6
120.3
Limit Level
107.9
121.7
Turbidity (NTU)
Action Level
47.1
122.2
Limit Level
47.2
122.8
Table 2. 4 Event / Action Plan for Water Quality
EVENT
CONTRACTOR / ET
IEC
ER
Action
1.
Repeat sampling event.
1.
Discuss with
1.
Discuss with IEC on
Level
2.
Inform EPD and AFCD and
Contractor/ET on the
the proposed
Exceedance
confirm notification of the
mitigation measures
mitigation measures;
non-compliance in
2.
Review proposals on
2.
Make agreement on
writing.
mitigation measures
the mitigation
3.
Discuss with contractor
submitted by Contractor
measures to be
and the IEC the most
and advise the ER
implemented;
appropriate method of
accordingly.
3.
Assess the
reducing water quality
3.
Assess the effectiveness
effectiveness of the
pollution during
of the implemented
implemented
construction and agree
mitigation measures.
mitigation measures.
with EPD.
4.
Repeat measurements
after implementation of
mitigation for
confirmation of
compliance.
5.
If non-compliance
continues, increase
measures in Step 3 and
repeat measurement in
Step 4. If non-compliance
occurs a third time,
suspend construction
works and continue
sampling until normal
water quality resumes.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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EVENT
CONTRACTOR / ET
IEC
ER
Limit Level
Suspend construction works
Undertake Steps 1-3
Undertake Steps 1-3
Exceedance
and undertake Steps 1-4
immediately
immediately and consider
immediately. Construction
and instruct, if necessary,
works should only continue
the Contractor to slow
when the water quality shows
down or to stop all or
compliance again.
part of the construction
works until no
exceedance of Limit level.
2.2 Monitoring Equipment
2.2.1 DO and water temperature should be measured in-situ by a DO/temperature meter. The
equipment should be portable and weather proof using a DC power source. It should have a
membrane electrode with automatic temperature compensation complete with a cable. The
equipment should be capable of measuring:
• A DO level in the range of 0-20 mg/l and 0-200% saturation; and
• A temperature of between 0 and 45 degrees Celsius.
2.2.2 A portable pH meter capable of measuring a range between 0.0 and 14.0 should be provided
to measure pH under the specified conditions (e.g., Orion Model 250A or an approved similar
instrument) according to the Standard Methods, APHA.
2.2.3 Turbidity should be measured in situ by the nephelometric method. The instrument should be
portable and weatherproof using a DC power source complete with cable, sensor and
comprehensive operation manuals. The equipment should be capable of measuring turbidity
between 0-1000 NTU.
2.2.4 A water sampler, consisting of a transparent PVC or glass cylinder of a capacity of not less
than two litres which can be effectively sealed with cups at both ends should be used.
2.2.5 In-situ monitoring instruments should be checked, calibrated and certified by a laboratory
accredited under HOKLAS or other international accreditation scheme before use, and
subsequently re-calibrated at 3 monthly intervals.
2.2.6 Equipment used in water quality monitoring is summarized in Table below. Calibration
certificates of equipment used are attached in Appendix C.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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Table 2. 5 Equipment Used in water impact Monitoring
Environmental Aspect
Equipment
Model
Serial number
Water Quality
Multifunctional Meter
Pro DSS
18E105421
2.3 Monitoring Procedure
2.3.1 Field measurement procedures for each set of the water quality measurement are as follows:
i. The DO probe of the multifunctional meter (Model Pro DSS) is checked by wet bulb
method; the pH and turbidity probes are checked against standard solutions. Record the
checking result;
ii. Record the field condition including weather conditions and any other potential source
of interference;
iii. Lower the water sampler into water body and rinse it with water in the target water body;
iv. Fill the water sampler until adequate sample is collected. Replicate sample at each
monitoring location is required;
v. Rinse the bottles by the sample before transferring samples into containing bottles;
vi. Rinse the probe of multifunctional meter (Model Pro DSS) with distilled water;
vii. Measure and record temperature, turbidity, pH value and DO of each bottle of sample;
viii. Bottles containing sample is stored temporarily in insulation box with ice until reaching
the HOKLAS laboratory (ETS-Testconsult Ltd).
ix. The QA/QC details shall be in accordance with the requirements of HOKLAS.
2.3.2 The water samples shall be delivered to a HOKLAS laboratory as soon as possible for
analysis, which shall start the next working day after the collection of samples. Analyses shall
follow standard methods as described in APHA Standard Methods for the Examination of
Water and Wastewater, 19th Edition, unless otherwise specified (APHA 2540D for SS and
APHA 5520C for O&G). The QA/QC details shall be in accordance with the requirements
of HOKLAS.
2.4 Data Management and QA/QC
2.4.1 The impact monitoring data were handled by the ET’s in-house data recording and
management system. Laboratory responsible for laboratory analysis would follow QA/QC
requirements as set out under HOKLAS scheme.
2.5 Discussion and Recommendations
2.5.1 The monitoring of water quality was conducted during typical wet season in Hong Kong.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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2.5.2 Review of the conditions may need to be conducted regularly, in particular during weather
condition changes. If the changes in baseline conditions are evident, the environmental
performance criteria should be re-established by agreement of the ER and IEC and submitted
to EPD for endorsement.
2.6 Results and Observations
2.6.1 All water quality monitoring was conducted as scheduled in the reporting month. The
water quality monitoring schedule for this reporting month is shown in Appendix D.
2.6.2 The monitoring results and graphical presentation of water quality monitoring at the
monitoring stations are shown in Appendix E.
2.6.3 During the reporting month, no exceedances to Action/ Limit Level of Dissolved Oxygen,
Suspended Solids and Turbidity were observed. Detail is summarized as below:
Table 2. 6 Summary of exceedances of the Action Level
Parameter
No. of non-project
related
exceedances
Total No. of
non-project
related
exceedances
AL
LL
SS
0
0
0
DO
0
0
0
Turbidity
0
0
0
2.6.4 According to Section 4.2.8 of the EM&A Manual, the precautionary water quality monitoring
shall be carried out when foundation works are carried out at TH2 and TH3. The foundation
works of TH2 and TH3 are completed on 28 Jul 2023 and 01 Aug 2023.
2.6.5 Precautionary water monitoring conducted on 1st, 3rd, 5th and 8th August 2023 showed no
exceedance of Action/ Limit Level. According to Section 4.2.9 of the EM&A Manual, post-
construction monitoring is not required. Therefore, water quality monitoring at Sluice Gate 7
and Sluice Gate 19 is no longer necessary.
2.6.5 Site audits were carried out on a weekly basis to monitor and audit the timely implementation
of water quality mitigation measures within the site boundaries of this Project. The summaries
of site audits are attached in Table 3.1.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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3 ENVIRONMENTAL SITE INSPECTION
3.1 Site Audits
3.1.1 Site audits were carried out by ET on weekly basis to monitor the timely implementation of
proper environmental management practices and mitigation measures on the Contract site.
3.1.2 Site audits were conducted by ET with the representative of the client’s Representative and
the Contractor on 1 ,15 & 29 August 2023 in the reporting month. Joint site audits with the
representative of the Client representative, the Contractor and IEC were carried out on 8 &
23 August 2023.
3.1.3 During site inspections in the reporting month, no non-compliance was identified. The
observations and recommendations made during the audit sessions are summarised in Table
3.1.
Table 3. 1 Observations and Follow Up Action of Site Audit
Parameters
Date
Observations
Follow Up Action
Water
Quality
1-Aug-23
Damaged sand bags/bund at TH3
entrance.
Repair sand bags/bund at TH3
entrance.
15-Aug-23
Perimeter bund shall be constructed
around the work site at TH2.
Perimeter bund constructed around
the work site at TH2.
23-Aug-23
Channel shall be provided the work
site at TH2. Clear the blockage of
the channel.
The blockage in the channel has
been cleared.
29-Aug-23
Bunds shall be constructed the work
areas at TH2 & TH3.
Bunds has been constructed the
work areas at TH2 & TH3.
Ecology
1-Aug-23
Loosen hoarding screen was found
at TH2.
Repair hoarding screen at TH2.
8-Aug-23
Install 2m-high solid, opaque screen
at TH2.
2m-high solid, opaque screen at
TH2 has been installed.
15-Aug-23
Install 2m-high solid, opaque screen
at TH3.
2m-high solid, opaque screen at
TH3 has been installed.
Waste /
Chemical
Management
8-Aug-23
Objects and material need cover or
remove at the outside of TH3.
Objects and material used tarpaulin
covering.
8-Aug-23
Material need cover or remove at
TH2.
Material was covering.
Other
29-Aug-23
Damage found on screen / re-install
the fall-off part of the screen.
Damage on the screen and reinstall
the fall-off part of the screen at
works areas TH2 & TH3 have been
fixed.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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3.2 Implementation Status of Environmental Mitigation Measures
3.2.1 According to the EIA Report, Environmental Permit and the EM&A Manual of the Project,
the mitigation measures detailed in the documents are recommended to be implemented
during the construction phase. An updated summary of the Environmental Mitigation
Implementation Schedule (EMIS) is provided in Appendix F.
3.2.2 During site inspections in the reporting month, the Contractor’s readiness with the mitigation
measures against dust emission was found generally satisfactory despite some
observations/recommendations as detailed above were raised.
3.2.3 Waste generated from this Project includes inert C&D materials and non-inert C&D materials.
Non-inert C&D materials are made up of general refuse and waste that cannot be reused or
recycled and has to be disposed of at the designated landfill sites. The amount of wastes
generated by the construction works of the Project during the reporting month is shown in
Appendix G.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
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4 ENVIRONMENTAL NON-COMPLIANCE
4.1 Summary of Exceedances
4.1.1 All water quality monitoring was conducted as scheduled in the reporting period. During
the reporting month, no exceedance to Action/ Limit Level of Suspended Solid, Dissolved
Oxygen and Turbidity were observed.
4.1.2 Should the monitoring results of the environmental monitoring parameters at any designated
monitoring stations indicate that the Action / Limit Levels are exceeded which are suspected
to be project related events, the actions in accordance with the Event and Action Plans will
be carried out. The summary of exceedance record in reporting month is shown in Appendix
H.
4.2 Summary of Environmental Non-Compliance
4.2.1 No environmental non-compliance was recorded in the reporting month.
4.3 Summary of Environmental Complaint
4.3.1 In accordance with the EM&A Manual, complaints should be referred to the ET for action.
During the complaint investigation works, the ET and IEC as established according to EP
can carry out Ad-hoc site inspections to identify the source of the complaint, review the
effectiveness of the Contractor’s remedial measures and the updated situation once received
the complaint. In addition, additional monitoring and audit can also be arranged immediately
to verify the situation if necessary. ET and IEC will also oversee the circumstances that
leading to the complaint do not recur. Moreover, ET and IEC can cooperate efficiently with
the Contractor on site for completion of the investigation.
4.3.2 There was no environmental complaint received in the reporting month.
4.4 Summary of Environmental Summon and Successful Prosecution
4.4.1 There was no successful environmental prosecution or notification of summons received
since the Project commencement.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
.
17
5 FUTURE KEY ISSUES
5.1 Key Issues in the Coming Two Months
5.1.1 The tentative construction programmes for the Project are provided in Appendix K. The
major construction activities undertaken in the coming three months will include:
• Tower Hide – Structure building by pre-fabrication module assemble, Roof covering,
Cladding module assemble. E&M conduit, ELV devices installation.
• Ramp path – Wood decking installation, Fencing installation
• Footpath – Protection and Safety signage caution, Pedestal footing work, Pedestal
installation, Wood decking installation.
5.1.2 With reference to the tentative construction programmes including the indication of coming
three months construction site activities in Appendix K, potential environmental impacts
arising from the above construction activities are mainly associated with water quality,
waste management, landscape and visual and ecology. The foreseeable environmental
impacts were taken into consideration of the planned mitigation measures in the coming
months.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
.
18
6 CONCLUSIONS AND RECOMMENDATIONS
6.1 Conclusions
6.1.1 This Monthly EM&A Report presents the EM&A work undertaken in August 2023 in
accordance with EM&A Manual.
6.1.2 Environmental site inspections were conducted on 1,8,15,23&29 August 2023 by ET in the
reporting month. No environmental non-compliance was recorded in the reporting month.
6.1.3 According to Section 4.2.8 of the EM&A Manual, the precautionary water quality
monitoring shall be carried out when foundation works are carried out at TH2 and TH3. The
foundation works of TH2 and TH3 are completed on 12 Jul 2023 and 01 Aug 2023.
Precautionary water monitoring conducted on 1st, 3rd, 5th and 8th August 2023 showed no
exceedance of Action/ Limit Level. According to Section 4.2.9 of the EM&A Manual, post-
construction monitoring is not required. Therefore, water quality monitoring at Sluice Gate
7 and Sluice Gate 19 is no longer necessary.
6.1.4 No environmental complaint, notification of summons or successful prosecutions was
received in the reporting month.
6.1.5 The ET would keep track on the EM&A programme to ensure compliance of environmental
requirements and the proper implementation of all necessary mitigation measures.
6.2 Recommendations
6.2.1 According to the environmental audits performed in the reporting month, the following
recommendations were made:
1. Water Impact
⚫
Repair sand bags/bund at TH3 entrance;
⚫
Perimeter bund constructed around the work site at TH2;
⚫
Channel shall be provided the work site at TH2. Keep clear the blockage of the channel and
⚫
Bunds shall be constructed the work areas at TH2 & TH3.
2. Ecology
⚫
Repair hoarding screen at TH2;
⚫
2m-high solid, opaque screen at TH2 has been installed and
⚫
2m-high solid, opaque screen at TH3 has been installed.
WWF Hong Kong
Environmental Team for
EP-598/2022 – Mai Po Nature Reserve Infrastructure Upgrade Project
Monthly EM&A Report – August 2023
.
19
3. Waste / Chemical Management
⚫
Objects and material need cover or remove at the outside of TH3 and
⚫
Material need cover or remove at TH2.
4. Other
⚫
Damage on the screen and reinstall the fall-off part of the screen at works areas TH2 & TH3
have been fixed.