EXECUTIVE SUMMARY

Introduction

1.      This is the 57th monthly Environmental Monitoring and Audit (EM&A) Report for the First Phase Development of Kwu Tung North (KTN) and Fanling North (FLN) New Development Areas (NDAs), comprising the Advance Works and First Stage Works (hereinafter called the ¡§the Project¡¨). This report is prepared by Wellab Limited under ¡§Service Contract No. NDO 04/2019 Environmental Team for Environmental Monitoring and Audit Works in Construction Phase for the First Phase Development of KTN and FLN NDAs¡¨ (hereinafter called the ¡§Service Contract¡¨). This report documents the findings of EM&A works conducted in July 2024.

 

2.      During the reporting month, the following Works Contracts under relevant Environmental Permit(s) were undertaken for the Project:

 

Table I    Works Contracts under relevant Environmental Permit(s) in the Reporting Month

Works Contracts

Environmental Permit No.

Designated Project (DP)

Commencement date of construction

Contract No. ND/2019/01 ¡V                Kwu Tung North New Development Area, Phase 1: Site Formation and Infrastructure Works

EP-466/2013/A

Castle Peak Road Diversion

12 August 2020

EP-467/2013/A

Kwu Tung North New Development Area Road P1 and P2 and Associated New Kwu Tung Interchange and Pak Shek Au Interchange Improvement

12 August 2020

EP-468/2013/A

Kwu Tung North New Development Area Road D1 to D5

1 June 2020

EP-470/2013/A

Utilization of Treated Sewage Effluent (TSE) from Shek Wu Hui Sewage Treatment Works

23 March 2020

Contract No. ND/2019/02 ¡V                  Kwu Tung North New Development Area, Phase 1: Roads and Drains between Kwu Tung North New Development Area and Shek Wu Hui

EP-469/2013

Sewage Pumping Stations in Kwu Tung North New Development Area

28 October 2020

Contract No. ND/2019/03 ¡V                  Kwu Tung North and Fanling North New Development Areas, Phase 1: Development of Long Valley Nature Park

EP-468/2013/A

Kwu Tung North New Development Area Road D1 to D5

3 July 2020

EP-473/2013/A

Fanling Bypass Eastern Section (New Road)

6 October 2020

Contract No. ND/2019/04 ¡V           Fanling North New Development Area, Phase 1: Fanling Bypass Eastern Section (Shek Wu San Tsuen North to Lung Yeuk Tau)

EP-473/2013/A

 

Fanling Bypass Eastern Section (New Road)

23 February 2021

EP-546/2017

Fanling North Temporary Sewage Pumping Station

16 February 2021

Contract No. ND/2019/05 ¡V            Fanling North New Development Area, Phase 1: Fanling Bypass Eastern Section (Shung Him Tong to Kau Lung Hang)

EP-473/2013/A

Fanling Bypass Eastern Section (New Road)

1 August 2020

Contract No. ND/2019/06 ¡V            Fanling North New Development Area, Phase 1: Re-provisioning of North District Temporary Wholesale Market for Agricultural Products

EP-475/2013/A

Reprovision of temporary Wholesale Market in Fanling North New Development Area

29 October 2019

Contract No. ND/2019/07 ¡V            Fanling North New Development Area, Phase 1: Site Formation and Infrastructure Works

Works area not under relevant Environmental Permit for Phase 1 of the Project.

1 March 2021

Environmental Monitoring and Audit Progress

3.      A summary of the EM&A activities in this reporting month is listed in Table II below:


 


Table II   Summary Table for EM&A Activities in the Reporting Month

EM&A Activities

Monitoring Station (s)

Works Contracts

ND/2019/01

ND/2019/02

ND/2019/03

ND/2019/04

ND/2019/05

ND/2019/06

ND/2019/07

1-hr Total Suspended Particulates (TSP) Monitoring

FLN-DMS1

N/A

N/A

2, 5, 11, 17, 23 and 29 July 24

2, 5, 11, 17, 23 and 29 July 24

N/A

N/A

N/A

FLN-DMS3

N/A

N/A

2, 5, 11, 17, 23 and 29 July 24

FLN-DMS5

4, 10, 16, 22 and 26 July 24

4, 10, 16, 22 and 26 July 24

N/A

KTN-DMS4(B)

4, 10, 16, 22 and 26 July 24

4, 10, 16, 22 and 26 July 24

N/A

24-hr TSP Monitoring

FLN-DMS1

N/A

N/A

4, 10, 16, 22 and 26 July 24

4, 10, 16, 22 and 26 July 24

N/A

N/A

N/A

FLN-DMS3

N/A

N/A

4, 10, 16, 22 and 26 July 24

FLN-DMS5A

4, 10, 16, 22 and 26 July 24

4, 10, 16, 22 and 26 July 24

N/A

KTN-DMS4(B)

4, 10, 16, 22 and 26 July 24

4, 10, 16, 22 and 26 July 24

N/A

Noise Monitoring

CP-FLN-NMS1

N/A

5, 11, 17, 23 and 29 July 24

N/A

CP-FLN-NMS2

N/A

5, 11, 17, 23 and 29 July 24

N/A

CP-KTN-NMS2

4, 10, 16 and 26 July 24

N/A

N/A

CP-KTN-NMS3

CP-KTN-NMS5

CP-KTN-NMS6

N/A

4, 10, 16 and 26 July 24

Ecological Survey

Monitoring of Measures to Minimise Disturbance to Water Birds on Ng Tung River, Sheung Yue River, and Long Valley

N/A

N/A

4, 5, 8, 12, 18, 19, 22, 26 and 29 July 2024

4, 8, 18, 22 and 29 July 2024

N/A

N/A

N/A

Monitoring of Measures to Minimise Impacts to Ma Tso Lung Stream and Siu Hang San Tsuen Stream

12 July 2024

N/A*

12 July 2024

12 July 2024

N/A*

N/A*

N/A*

Monitoring of Measures to Minimise Impacts on Ecological Sensitive Habitats from Disturbance and Pollution

3 and 8 July 24

3 and 8 July 24

3 July 24

3 July 24

3 July 24

N/A*

N/A*

Egretry Monitoring

N/A

N/A

N/A

N/A

N/A

N/A

N/A

24-hr RSP (Ambient Arsenic) Monitoring for Land Contamination

4, 10, 16, 22 and 26 July 24

N/A

4, 10, 16, 22 and 26 July 24

N/A

N/A

N/A

N/A

Water Quality Monitoring

N/A

2, 4, 6, 8, 10, 12, 15, 17, 19, 22, 24, 26, 29 and 31 July 24

N/A

2, 4, 6, 8, 10, 12, 15, 17, 19, 22, 24, 26, 29 and 31 July 24

N/A

N/A

N/A

Landfill Gas Monitoring

3 July 24

N/A

N/A

N/A

N/A

N/A

N/A

Built Heritage Monitoring

N/A

N/A

N/A

N/A

N/A

N/A

N/A

Environmental Site Inspection

2, 9, 16, 23 and 30 July 24

3, 10, 17, 24 and 31 July 24

5, 12, 18 and 26 July 24

4, 11, 18 and 25 July 24

2, 8, 18, 22 and 29 July 24

NIL

5, 12, 19 and 26 July 24

 


 

Remarks:  

N/A ¡V No relevant monitoring is required according to the updated EM&A Manual

N/A* ¡V No relevant monitoring is required according to the Baseline Ecological Monitoring Plan (Table 3.1)

[1] Since the distance between monitoring station CP-KTN-NMS2 and site boundary of ND/2019/03 under EP-468/2013/A exceeds 300m, the monitoring station is not applicable to ND/2019/03

[2] Since the distance between monitoring station CP-KTN-NMS3 and site boundary of ND/2019/03 under EP-468/2013/A exceeds 300m, the monitoring station is not applicable to ND/2019/03

[3] Since the distance between monitoring station CP-KTN-NMS1 and site boundary of ND/2019/02 under EP-469/2013 exceeds 300m, the monitoring station is not applicable to ND/2019/02

[4] Since the distance between monitoring station FLN-DMS1 and site boundary of ND/2019/05 under EP-473/2013/A exceeds500m, the monitoring station is not applicable to ND/2019/05

[5] Since the distance between monitoring station FLN-DMS3 and site boundary of ND/2019/03 and ND/2019/04 under EP-473/2013/A exceeds 500m, the monitoring station is not applicable to ND/2019/03 and ND/2019/04

[6] Since the distance between monitoring station FLN-DMS5 and site boundary of ND/2019/05 under EP-473/2013/A exceeds 500m, the monitoring station is not applicable to ND/2019/05

[7] Since the distance between monitoring station CP-FLN-NMS2 and site boundary of ND/2019/03 and ND/2019/04 under EP-473/2013/A exceeds 300m, the monitoring station is not applicable to ND/2019/03 and ND/2019/04

[8] Since the distance between monitoring station CP-FLN-NMS1 and site boundary of ND/2019/03 under EP-473/2013/A exceeds 300m, the monitoring station is not applicable to ND/2019/03


Breaches of Action and Limit Levels

 

4.      Summary of the environmental exceedances of the reporting month is tabulated in Table III.

 

Table III   Summary Table for Events Recorded in the Reporting Month

Environmental Monitoring

Parameter

No. of non-project related Exceedances

Total No. of non-project related Exceedances

No. of Exceedance related to the Construction Works of the Contract

Total No. of Exceedance related to the Construction Works of the Contract

Action Level

Limit Level

Action Level

Limit Level

Air Quality

1-hr TSP

0

0

0

0

0

0

24-hr TSP

0

0

0

0

0

0

24-hr RSP

(Ambient Arsenic)

0

0

0

0

0

0

Noise

Leq(30min)

0

0

0

0

0

0

Water Quality

DO

1

2

3

0

1

1

Turbidity

1

6

7

0

1

1

SS

0

3

3

0

0

0

Arsenic

0

0

0

0

0

0

Landfill Gas

O2

0

0

0

0

0

0

CH4

CO2

Cultural heritage

Built Heritage Monitoring

0

0

0

0

0

0

Ecological Monitoring

Avifauna

0

0

0

0

0

0

Aquatic fauna

0

0

0

0

0

0

Non-aquatic fauna

3

2

5

0

0

0

 

Air Quality

5.      All construction air quality monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.

Construction Noise

6.      All construction noise monitoring was conducted as scheduled in the reporting month. No Action/ Limit Level exceedance was recorded.


 

Water Quality

7.      All additional water quality monitoring was conducted as scheduled in the reporting month. One (1) Action Level and Three (3) Limit Level for DO, One (1) Action Level and Seven (7) Limit Level for turbidity, and Three (3) Limit Level for SS of impact water quality monitoring were recorded. No construction of channel for alternation of natural streams was carried out in the reporting month. Therefore, no water quality monitoring was conducted according to the Updated EM&A Manual and Baseline Water Quality Monitoring Report (KTN & FLN NDA). Relevant details are given in Section 5.

Land Contamination

8.      All ambient arsenic monitoring was conducted as scheduled in the reporting month. No Action/Limit Level exceedance was recorded.

Landfill Gas Monitoring

9.      Monitoring of landfill gas in the reporting month was carried out by the Contractor under ND/2019/01 at excavation location Portion 6b. No Limit Level exceedance was recorded.

Built Heritage Monitoring

10.  No Built heritage monitoring was carried out in the reporting month due to no works causing for surveyed cultural heritage at all. No Limit Level exceedance was recorded.

Ecological Monitoring

11.  All ecological monitoring was conducted as scheduled in the reporting month.

12.  Three (3) action level exceedance and two (2) limit level exceedance for non-aquatic fauna were recorded at T3, T4, and T6. The exceedance were considered non-project related as supported by environmental and ecological monitoring data. No evidence to suggest that the exceedance was related to project activities.

13.  The ecological monitoring result in the Reporting Month is shown in Appendix L.

Complaint Log

14.  Except the One (1) environmental complaint reported in the last Monthly EM&A Report, no new complaint was received in the reporting month. The mentioned complaint regarding muddy water from construction site near Tong Hang Village against ND/2019/05 was received by EPD on 17 June 2024 and referred by EPD on 4 July 2024. Details are shown in Appendix S.

Notification of Summons and Successful Prosecutions

15.  No notification of summons or successful prosecutions was received in the reporting month.

Reporting Changes

 

16.  This report has been prepared in compliance with the reporting requirements for the subsequent monthly EM&A Report as required by the ¡§Updated Environmental Monitoring and Audit Manual for Advance and First Stage Works of Kwu Tung North and Fanling North New Development Areas¡¨ (Updated EM&A Manual).

Future Key Issues

17.     The major site activities for the coming three months are shown in Table IV.

Table IV       Summary Table for Site Activities in the coming Three Months

Contract No.

Site Activities (August to October 2024)

ND/2019/01

(a)          Drainage works, watermain works, sheet piling, site formation and slope works in Portion 1a

(b)         Site formation, shoving, drainage works and construction of noise barrier in Portion 1c

(c)          Site formation, construction of subway, road works, drainage works in Portion 2

(d)         Site formation, excavation, slope work, drainage and watermain works in Portion 3

(e)          Watermain works, excavation, backfilling and road works in Portion 5

(f)          Drainage works, backfilling, road works, watermains works, sheet piling, pipe jacking, construction of retaining wall and slope works in Portion 6a

(g)         Operation of HAC treatment facility in Portion 6b

(h)         Sheet piling, excavation, stockpile of soil, drainage works, watermain works and road works in Portion 7

(i)           RC construction of fresh water reservoir, backfilling works, drainage works, watermain works and ELS construction in Portion 8a

(j)           Trenchless work, excavation, watermain works, ground treatment and ELS construction in Portion 8b

(k)         Sheet piling, excavation, road works, drainage works and watermain works in Portion 9b

(l)           Site formation, excavation, drainage, watermain works and roadworks in Portion 11b

(m)       Stockpile of soil in Portion 13

ND/2019/02

(a)            Pipe Jacking

(b)           Backfilling

(c)            Concreting

(d)           Bedding and pipe laying

(e)            ELS

(f)            Sheet Pile Installation

(a)           Cut and Fill of Slope

ND/2019/03

(a)      Portion 2 to Portion 20C

-          Wetland creation & restoration, Dry agricultural land creation

-          Construction of Water Treatment Wetland

ND/2019/04

(a)           Pile Cap

(b)           Back Filling

(c)           Excavation

(d)           Grouting

(e)           Road works

(f)            Formwork and Scaffolding Erection

(g)           Rebar Fixing

(h)           ELS

(i)            Sheet Piling

ND/2019/05

(a)        Backfilling

(b)       Drainage works

(c)        Water works

(d)       Ducting and Road works

(e)        Bridge Rotation

(f)        Slope works

(g)       Segments erection

(h)       ELS

ND/2019/06

The construction phase has been completed and handed over to AFCD since 4 April 2022.

ND/2019/07

(a)        Road works at Portion 1, 4 and 5

(b)        C&D waste disposal at Portion 1, 2 and 4

(c)        Drainage works, Sewerage works at Portion 1, 2, 3 and 4

(d)        Filling works at Portion 2 and 4

(e)        Construction of site haul road at Portion 4

(f)         Waterworks at Portion 1, 2 and 4

(g)        Construction of noise barrier at Portion 4 and 5