NOISE

 

a. CONTINUOUS NOISE MONITORING DATA

 

Site:

Lamma Power Station Extension – Superstructure

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

01/06/2004

07:00-19:00

43

40

38

36

01/06/2004

19:00-23:00

41

40

36

34

01/06/2004

23:00-07:00

27

27

22

22

02/06/2004

07:00-19:00

45

42

41

38

02/06/2004

19:00-23:00

43

41

39

37

02/06/2004

23:00-07:00

38

37

34

32

03/06/2004

07:00-19:00

46

41

41

36

03/06/2004

19:00-23:00

43

42

38

37

03/06/2004

23:00-07:00

20

20

15

15

04/06/2004

07:00-19:00

44

42

39

37

04/06/2004

19:00-23:00

44

43

39

37

04/06/2004

23:00-07:00

--

--

--

--

05/06/2004

07:00-19:00

43

40

38

36

05/06/2004

19:00-23:00

43

43

38

37

05/06/2004

23:00-07:00

--

--

--

--

06/06/2004

07:00-23:00

46

42

41

36

06/06/2004

23:00-07:00

44

39

40

34

07/06/2004

07:00-19:00

42

40

37

35

07/06/2004

19:00-23:00

50

48

43

37

07/06/2004

23:00-07:00

36

32

32

28

08/06/2004

07:00-19:00

47

42

42

38

08/06/2004

19:00-23:00

43

42

38

37

08/06/2004

23:00-07:00

41

36

37

31

09/06/2004

07:00-19:00

43

41

38

36

09/06/2004

19:00-23:00

43

43

38

37

09/06/2004

23:00-07:00

31

29

26

24

10/06/2004

07:00-19:00

42

40

37

36

10/06/2004

19:00-23:00

43

42

38

37

10/06/2004

23:00-07:00

26

25

21

20

11/06/2004

07:00-19:00

43

40

38

35

11/06/2004

19:00-23:00

41

41

36

34

11/06/2004

23:00-07:00

--

--

--

--

12/06/2004

07:00-19:00

39

37

34

32

12/06/2004

19:00-23:00

44

42

37

35

12/06/2004

23:00-07:00

--

--

--

--

13/06/2004

07:00-23:00

42

40

36

34

13/06/2004

23:00-07:00

38

32

23

21

14/06/2004

07:00-19:00

42

38

37

33

14/06/2004

19:00-23:00

42

41

37

36

14/06/2004

23:00-07:00

32

28

27

23

15/06/2004

07:00-19:00

40

36

34

32

15/06/2004

19:00-23:00

40

40

35

34

15/06/2004

23:00-07:00

--

--

--

--

16/06/2004

07:00-19:00

39

35

34

30

16/06/2004

19:00-23:00

41

39

37

34

16/06/2004

23:00-07:00

39

34

34

29

17/06/2004

07:00-19:00

38

35

34

30

17/06/2004

19:00-23:00

40

38

35

32

17/06/2004

23:00-07:00

34

30

30

26

18/06/2004

07:00-19:00

34

30

29

26

18/06/2004

19:00-23:00

39

37

35

32

18/06/2004

23:00-07:00

--

--

--

--

19/06/2004

07:00-19:00

34

30

29

27

19/06/2004

19:00-23:00

40

37

35

33

19/06/2004

23:00-07:00

30

30

25

25

20/06/2004

07:00-23:00

41

38

36

34

20/06/2004

23:00-07:00

42

34

43

37

21/06/2004

07:00-19:00

--

--

--

--

21/06/2004

19:00-23:00

38

35

34

31

21/06/2004

23:00-07:00

33

29

28

24

22/06/2004

07:00-23:00

46

40

41

35

22/06/2004

23:00-07:00

42

38

38

34

23/06/2004

07:00-19:00

41

39

37

34

23/06/2004

19:00-23:00

40

39

35

34

23/06/2004

23:00-07:00

29

28

24

23

24/06/2004

07:00-19:00

38

37

33

33

24/06/2004

19:00-23:00

43

42

38

37

24/06/2004

23:00-07:00

27

27

22

22

25/06/2004

07:00-19:00

48

44

42

37

25/06/2004

19:00-23:00

43

42

38

37

25/06/2004

23:00-07:00

40

38

35

33

26/06/2004

07:00-19:00

46

43

42

37

26/06/2004

19:00-23:00

45

44

40

36

26/06/2004

23:00-07:00

--

--

--

--

27/06/2004

07:00-23:00

46

43

41

36

27/06/2004

23:00-07:00

35

27

30

22

28/06/2004

07:00-19:00

43

40

38

32

28/06/2004

19:00-23:00

44

42

40

36

28/06/2004

23:00-07:00

44

40

40

35

29/06/2004

07:00-19:00

46

43

34

34

29/06/2004

19:00-23:00

44

42

39

34

29/06/2004

23:00-07:00

37

33

33

29

30/06/2004

07:00-19:00

44

42

39

36

30/06/2004

19:00-23:00

43

41

39

36

30/06/2004

23:00-07:00

42

38

37

33

 

 

b. MANUAL NOISE MONITORING DATA

 

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))

03/06/2004

11:00–11:30

--

11:34–12:04

60.3

07/06/2004

14:25–14:55

51.4

14:59–15:29

65.2

10/06/2004

10:43–11:13

--

11:16–11:46

62.6

14/06/2004

14:30–15:00

--

15:03-15:33

59.0

17/06/2004

10:47–11:17

48.0

11:21-11:51

52.0

21/06/2004

14:18–14:48

56.4

14:51–15:21

58.1

25/06/2004

14:45-15:15

60.0

14:00–14:30

62.6

29/06/2004

14:00-14:30

62.5

14:40–15:10

61.1

 

 

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

 

**  END OF REPORT  **