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

01/11/2004

07:00-19:00

44

37

39

33

01/11/2004

19:00-23:00

41

38

36

34

01/11/2004

23:00-07:00

40

30

35

25

02/11/2004

07:00-19:00

40

38

36

34

02/11/2004

19:00-23:00

42

41

38

36

02/11/2004

23:00-07:00

30

28

25

23

03/11/2004

07:00-19:00

39

36

34

31

03/11/2004

19:00-23:00

40

39

35

35

03/11/2004

23:00-07:00

36

32

32

28

04/11/2004

07:00-19:00

38

34

33

30

04/11/2004

19:00-23:00

40

39

36

35

04/11/2004

23:00-07:00

32

28

28

24

05/11/2004

07:00-19:00

39

35

34

30

05/11/2004

19:00-23:00

39

38

35

33

05/11/2004

23:00-07:00

44

36

39

31

06/11/2004

07:00-19:00

36

32

32

28

06/11/2004

19:00-23:00

40

39

35

34

06/11/2004

23:00-07:00

29

24

24

19

07/11/2004

07:00-23:00

45

40

41

36

07/11/2004

23:00-07:00

44

39

39

34

08/11/2004

07:00-19:00

38

33

34

29

08/11/2004

19:00-23:00

39

35

35

30

08/11/2004

23:00-07:00

34

31

29

26

09/11/2004

07:00-19:00

38

35

33

30

09/11/2004

19:00-23:00

44

36

39

32

09/11/2004

23:00-07:00

44

37

39

32

10/11/2004

07:00-19:00

39

35

35

31

10/11/2004

19:00-23:00

39

39

35

34

10/11/2004

23:00-07:00

28

24

24

20

11/11/2004

07:00-19:00

36

33

31

29

11/11/2004

19:00-23:00

--

--

--

--

11/11/2004

23:00-07:00

31

26

26

22

12/11/2004

07:00-19:00

41

36

37

32

12/11/2004

19:00-23:00

39

38

34

33

12/11/2004

23:00-07:00

37

31

33

26

13/11/2004

07:00-19:00

38

35

33

31

13/11/2004

19:00-23:00

40

39

35

35

13/11/2004

23:00-07:00

44

37

32

26

14/11/2004

07:00-23:00

47

37

37

32

14/11/2004

23:00-07:00

34

28

29

23

15/11/2004

07:00-19:00

40

40

36

36

15/11/2004

19:00-23:00

39

37

34

33

15/11/2004

23:00-07:00

34

27

29

22

16/11/2004

07:00-19:00

39

35

35

30

16/11/2004

19:00-23:00

40

38

35

33

16/11/2004

23:00-07:00

34

29

30

24

17/11/2004

07:00-19:00

39

37

34

32

17/11/2004

19:00-23:00

40

39

36

34

17/11/2004

23:00-07:00

36

29

32

24

18/11/2004

07:00-19:00

50

46

43

39

18/11/2004

19:00-23:00

49

49

44

42

18/11/2004

23:00-07:00

38

28

33

23

19/11/2004

07:00-19:00

50

46

43

40

19/11/2004

19:00-23:00

48

47

43

41

19/11/2004

23:00-07:00

33

28

29

23

20/11/2004

07:00-19:00

49

46

44

40

20/11/2004

19:00-23:00

39

37

35

33

20/11/2004

23:00-07:00

32

29

27

24

21/11/2004

07:00-23:00

34

31

30

26

21/11/2004

23:00-07:00

30

28

25

23

22/11/2004

07:00-19:00

30

30

26

26

22/11/2004

19:00-23:00

39

37

34

33

22/11/2004

23:00-07:00

35

30

31

26

23/11/2004

07:00-19:00

39

34

34

30

23/11/2004

19:00-23:00

38

37

34

32

23/11/2004

23:00-07:00

31

25

27

21

24/11/2004

07:00-19:00

31

31

26

26

24/11/2004

19:00-23:00

39

37

34

32

24/11/2004

23:00-07:00

36

30

31

25

25/11/2004

07:00-19:00

48

45

42

39

25/11/2004

19:00-23:00

48

48

43

41

25/11/2004

23:00-07:00

38

31

33

26

26/11/2004

07:00-19:00

48

45

42

39

26/11/2004

19:00-23:00

46

44

42

39

26/11/2004

23:00-07:00

37

34

32

30

27/11/2004

07:00-19:00

51

46

42

39

27/11/2004

19:00-23:00

47

45

41

35

27/11/2004

23:00-07:00

35

29

31

25

28/11/2004

07:00-23:00

49

45

43

37

28/11/2004

23:00-07:00

40

33

36

29

29/11/2004

07:00-19:00

48

45

41

39

29/11/2004

19:00-23:00

47

47

42

41

29/11/2004

23:00-07:00

35

29

30

24

30/11/2004

07:00-19:00

47

45

41

39

30/11/2004

19:00-23:00

47

46

42

41

30/11/2004

23:00-07:00

35

28

30

23

 

 

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))

02/11/2004

14:00-14:30

--

14:40–15:10

--

05/11/2004

10:00-10:30

--

10:40–11:10

51.4

09/11/2004

14:00-14:30

--

14:40–15:10

--

12/11/2004

10:00-10:30

--

10:40–11:10

61.7

16/11/2004

14:00-14:30

--

14:40–15:10

--

19/11/2004

10:00-10:30

--

10:40–11:10

59.6

23/11/2004

14:00-14:30

--

14:40–15:10

55.8

26/11/2004

10:00-10:30

57.5

10:40–11:10

59.0

30/11/2004

14:00-14:30

--

14:40–15:10

--

 

 

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

 

**  END OF REPORT  **