NOISE

 

1.  CONTINUOUS NOISE MONITORING DATA (OPERATION)

 

Site:

Lamma Power Station Extension

Measurement Location:

Ash Lagoon

Measurement Parameter:

30-min Leq (07:00-23:00 hrs and 23:00-07:00 hrs on next day)

 

NSR:

Hung Shing Ye

 

Date

Time

Calculated Noise Level at NSR

(dB(A))

Max

Avg

15/10/2006

00:00-07:00

---

---

15/10/2006

07:00-23:00

---

---

15/10/2006

23:00-07:00

---

---

16/10/2006

07:00-23:00

---

---

16/10/2006

23:00-07:00

---

---

17/10/2006

07:00-23:00

---

---

17/10/2006

23:00-07:00

---

---

18/10/2006

07:00-23:00

---

---

18/10/2006

23:00-07:00

---

---

19/10/2006

07:00-23:00

---

---

19/10/2006

23:00-07:00

29

29

20/10/2006

07:00-23:00

21

21

20/10/2006

23:00-07:00

13

13

21/10/2006

07:00-23:00

43

42

21/10/2006

23:00-07:00

---

---

22/10/2006

07:00-23:00

---

---

22/10/2006

23:00-07:00

29

26

23/10/2006

07:00-23:00

15

15

23/10/2006

23:00-07:00

---

---

24/10/2006

07:00-23:00

45

42

24/10/2006

23:00-07:00

---

---

25/10/2006

07:00-23:00

---

---

25/10/2006

23:00-07:00

---

---

26/10/2006

07:00-23:00

---

---

26/10/2006

23:00-07:00

---

---

27/10/2006

07:00-23:00

---

---

27/10/2006

23:00-07:00

22

22

28/10/2006

07:00-23:00

---

---

28/10/2006

23:00-07:00

---

---

29/10/2006

07:00-23:00

---

---

29/10/2006

23:00-07:00

---

---

30/10/2006

07:00-23:00

---

---

30/10/2006

23:00-07:00

30

30

31/10/2006

07:00-23:00

45

44

31/10/2006

23:00-07:00

32

29

 

 

2.a  CONTINUOUS NOISE MONITORING DATA (CONSTRUCTION)

 

Site:

Lamma Power Station Extension – Superstructure and E&M Works

Measurement Location:

Ash Lagoon and Ching Lam

Measurement Parameter:

30-min Leq (07:00-19:00 hrs on normal weekdays)

 

5-min Leq (07:00-23:00 hrs on holidays and

19:00-23:00 hrs on all other days, and 23:00-07:00 hrs of next day)

 

NSR-1:

Long Tsai Tsuen/Hung Shing Ye

NSR-2:

School within Tai Wan San Tsuen

 

Date

Time

Calculated Noise Level at NSR-1

(dB(A))

Calculated Noise Level at NSR-2

(dB(A))

Max

Avg

Max

Avg

01/10/2006

07:00-23:00

40

32

35

27

01/10/2006

23:00-07:00

33

29

28

24

02/10/2006

07:00-23:00

41

35

36

31

02/10/2006

23:00-07:00

39

33

32

27

03/10/2006

07:00-19:00

38

38

33

33

03/10/2006

19:00-23:00

--

--

--

--

03/10/2006

23:00-07:00

--

--

--

--

04/10/2006

07:00-19:00

--

--

--

--

04/10/2006

19:00-23:00

--

--

--

--

04/10/2006

23:00-07:00

42

33

37

29

05/10/2006

07:00-19:00

--

--

--

--

05/10/2006

19:00-23:00

--

--

--

--

05/10/2006

23:00-07:00

32

27

27

22

06/10/2006

07:00-19:00

--

--

--

--

06/10/2006

19:00-23:00

--

--

--

--

06/10/2006

23:00-07:00

36

29

31

25

07/10/2006

07:00-23:00

39

37

34

32

07/10/2006

23:00-07:00

33

28

29

24

08/10/2006

07:00-23:00

37

35

33

31

08/10/2006

23:00-07:00

34

29

29

24

09/10/2006

07:00-19:00

39

38

34

33

09/10/2006

19:00-23:00

--

--

--

--

09/10/2006

23:00-07:00

37

32

33

28

10/10/2006

07:00-19:00

33

33

28

28

10/10/2006

19:00-23:00

30

30

43

41

10/10/2006

23:00-07:00

--

--

40

35

11/10/2006

07:00-19:00

--

--

32

29

11/10/2006

19:00-23:00

--

--

22

22

11/10/2006

23:00-07:00

--

--

38

32

12/10/2006

07:00-19:00

--

--

--

--

12/10/2006

19:00-23:00

--

--

--

--

12/10/2006

23:00-07:00

--

--

27

23

13/10/2006

07:00-19:00

--

--

--

--

13/10/2006

19:00-23:00

--

--

--

--

13/10/2006

23:00-07:00

--

--

30

26

14/10/2006

07:00-19:00

--

--

--

--

14/10/2006

19:00-23:00

31

29

--

--

14/10/2006

23:00-24:00

36

33

27

26

 

 

2.b  MANUAL NOISE MONITORING DATA (CONSTRUCTION)

 

Site:

Lamma Power Station Extension – Transmission System

Measurement Location:

Pak Kok Tsui

Measurement Parameter:

30-min Leq (07:00-19:00 hrs on normal weekdays)

 

N4:

Pak Kok Tsui No.2

N5:

Pak Kok Tsui No.8

 

Date

Time

Corrected

Noise Level

at N4 (dB(A))

Time

Corrected

Noise Level

at N5 (dB(A))

03/10/2006

10:00-10:30

--

10:40-11:10

--

06/10/2006

14:00-14:30

--

14:40-15:10

--

10/10/2006

10:00-10:30

--

10:40-11:10

--

13/10/2006

14:00-14:30

--

14:40-15:10

--

17/10/2006

10:00-10:30

--

10:40-11:10

--

20/10/2006

14:00-14:30

--

14:40-15:10

--

24/10/2006

10:00-10:30

--

10:40-11:10

--

27/10/2006

14:00-14:30

--

14:40-15:10

--

31/10/2006

10:00-10:30

--

10:40-11:10

--

 

 

Note: “--“ represents the measured noise monitoring data lower than the established notional background level/discarded under strong wind.

 

**  END OF REPORT  **