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

01/10/2022

07:00-23:00

33

33

01/10/2022

23:00-07:00

43

39

02/10/2022

07:00-23:00

---

---

02/10/2022

23:00-07:00

39

38

03/10/2022

07:00-23:00

---

---

03/10/2022

23:00-07:00

---

---

04/10/2022

07:00-23:00

---

---

04/10/2022

23:00-07:00

---

---

05/10/2022

07:00-23:00

37

37

05/10/2022

23:00-07:00

40

40

06/10/2022

07:00-23:00

---

---

06/10/2022

23:00-07:00

41

37

07/10/2022

07:00-23:00

---

---

07/10/2022

23:00-07:00

42

38

08/10/2022

07:00-23:00

---

---

08/10/2022

23:00-07:00

45

43

09/10/2022

07:00-23:00

41

39

09/10/2022

23:00-07:00

44

42

10/10/2022

07:00-23:00

38

36

10/10/2022

23:00-07:00

49

43

11/10/2022

07:00-23:00

51

49

11/10/2022

23:00-07:00

---

---

12/10/2022

07:00-23:00

39

39

12/10/2022

23:00-07:00

49

48

13/10/2022

07:00-23:00

50

50

13/10/2022

23:00-07:00

---

---

14/10/2022

07:00-23:00

42

40

14/10/2022

23:00-07:00

48

44

15/10/2022

07:00-23:00

---

---

15/10/2022

23:00-07:00

---

---

16/10/2022

07:00-23:00

42

42

16/10/2022

23:00-07:00

43

39

17/10/2022

07:00-23:00

52

46

17/10/2022

23:00-07:00

45

41

18/10/2022

07:00-23:00

---

---

18/10/2022

23:00-07:00

35

35

19/10/2022

07:00-23:00

---

---

19/10/2022

23:00-07:00

46

43

20/10/2022

07:00-23:00

---

---

20/10/2022

23:00-07:00

40

38

21/10/2022

07:00-23:00

---

---

21/10/2022

23:00-07:00

34

34

22/10/2022

07:00-23:00

46

46

22/10/2022

23:00-07:00

---

---

23/10/2022

07:00-23:00

44

39

23/10/2022

23:00-07:00

48

44

24/10/2022

07:00-23:00

---

---

24/10/2022

23:00-07:00

40

35

25/10/2022

07:00-23:00

35

35

25/10/2022

23:00-07:00

29

27

26/10/2022

07:00-23:00

---

---

26/10/2022

23:00-07:00

---

---

27/10/2022

07:00-23:00

---

---

27/10/2022

23:00-07:00

37

35

28/10/2022

07:00-23:00

---

---

28/10/2022

23:00-07:00

43

41

29/10/2022

07:00-23:00

55

55

29/10/2022

23:00-07:00

44

43

30/10/2022

07:00-23:00

---

---

30/10/2022

23:00-07:00

43

41

31/10/2022

07:00-23:00

---

---

31/10/2022

23:00-07:00

47

41

 

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

 

 

2. CONTINUOUS NOISE MONITORING DATA (CONSTRUCTION)

 

Site:                  Lamma Power Station Extension Construction

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)

 

Date

Time

Calculated

Noise

Level at

NSR at Long

Tsai

Tsuen/Hung

Shing Ye

(dB(A))

Calculated

Noise

Level at

NSR at the

school

within Tai

Wan San

Tsuen

(dB(A))

Max

Avg

Max

Avg

01/10/2022

07:00-23:00

45

35

49

41

01/10/2022

23:00-07:00

43

35

45

41

02/10/2022

07:00-23:00

39

26

52

40

02/10/2022

23:00-07:00

41

38

44

39

03/10/2022

07:00-19:00

---

---

53

40

03/10/2022

19:00-23:00

29

29

45

38

03/10/2022

23:00-07:00

---

---

45

41

04/10/2022

07:00-23:00

45

38

46

38

04/10/2022

23:00-07:00

36

36

42

38

05/10/2022

07:00-19:00

---

---

59

46

05/10/2022

19:00-23:00

41

39

44

40

05/10/2022

23:00-07:00

44

36

45

36

06/10/2022

07:00-19:00

---

---

58

46

06/10/2022

19:00-23:00

---

---

43

39

06/10/2022

23:00-07:00

42

35

43

37

07/10/2022

07:00-19:00

---

---

51

39

07/10/2022

19:00-23:00

---

---

42

39

07/10/2022

23:00-07:00

45

36

42

34

08/10/2022

07:00-19:00

---

---

59

44

08/10/2022

19:00-23:00

30

30

42

36

08/10/2022

23:00-07:00

45

36

43

39

09/10/2022

07:00-23:00

42

36

45

39

09/10/2022

23:00-07:00

45

43

44

38

10/10/2022

07:00-19:00

---

---

60

45

10/10/2022

19:00-23:00

39

35

39

32

10/10/2022

23:00-07:00

45

37

44

35

11/10/2022

07:00-19:00

51

48

60

46

11/10/2022

19:00-23:00

---

---

44

41

11/10/2022

23:00-07:00

---

---

44

39

12/10/2022

07:00-19:00

---

---

69

44

12/10/2022

19:00-23:00

42

36

41

34

12/10/2022

23:00-07:00

44

40

45

41

13/10/2022

07:00-19:00

50

50

61

44

13/10/2022

19:00-23:00

---

---

40

37

13/10/2022

23:00-07:00

45

42

41

36

14/10/2022

07:00-19:00

42

39

52

36

14/10/2022

19:00-23:00

---

---

42

39

14/10/2022

23:00-07:00

45

40

42

35

15/10/2022

07:00-19:00

---

---

59

50

15/10/2022

19:00-23:00

---

---

37

33

15/10/2022

23:00-07:00

26

26

41

36

16/10/2022

07:00-23:00

47

36

41

34

16/10/2022

23:00-07:00

45

37

41

37

17/10/2022

07:00-19:00

45

45

52

39

17/10/2022

19:00-23:00

52

39

45

37

17/10/2022

23:00-07:00

45

37

42

32

18/10/2022

07:00-19:00

---

---

41

38

18/10/2022

19:00-23:00

---

---

41

37

18/10/2022

23:00-07:00

41

38

42

38

19/10/2022

07:00-19:00

---

---

42

36

19/10/2022

19:00-23:00

27

26

41

36

19/10/2022

23:00-07:00

45

40

44

37

20/10/2022

07:00-19:00

---

---

40

35

20/10/2022

19:00-23:00

31

30

43

37

20/10/2022

23:00-07:00

44

35

43

36

21/10/2022

07:00-19:00

---

---

42

38

21/10/2022

19:00-23:00

---

---

43

39

21/10/2022

23:00-07:00

45

38

43

38

22/10/2022

07:00-19:00

46

46

41

37

22/10/2022

19:00-23:00

---

---

44

38

22/10/2022

23:00-07:00

38

38

42

38

23/10/2022

07:00-23:00

51

36

46

37

23/10/2022

23:00-07:00

45

38

44

36

24/10/2022

07:00-19:00

---

---

58

47

24/10/2022

19:00-23:00

48

38

49

33

24/10/2022

23:00-07:00

45

36

41

32

25/10/2022

07:00-19:00

35

35

60

38

25/10/2022

19:00-23:00

40

35

47

35

25/10/2022

23:00-07:00

37

30

43

31

26/10/2022

07:00-19:00

---

---

58

47

26/10/2022

19:00-23:00

---

---

49

41

26/10/2022

23:00-07:00

---

---

45

42

27/10/2022

07:00-19:00

---

---

46

42

27/10/2022

19:00-23:00

---

---

44

42

27/10/2022

23:00-07:00

40

30

45

40

28/10/2022

07:00-19:00

---

---

60

45

28/10/2022

19:00-23:00

---

---

45

40

28/10/2022

23:00-07:00

45

40

45

41

29/10/2022

07:00-19:00

55

55

43

38

29/10/2022

19:00-23:00

---

---

45

42

29/10/2022

23:00-07:00

45

40

43

40

30/10/2022

07:00-23:00

58

46

45

41

30/10/2022

23:00-07:00

45

39

44

41

31/10/2022

07:00-19:00

---

---

49

41

31/10/2022

19:00-23:00

39

32

41

35

31/10/2022

23:00-07:00

44

33

41

33

 

Note:

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

b.   Continuous noise monitoring was also carried out at holidays & evening-time (07:00-23:00 hrs on holidays and 19:00-23:00 hrs on all other days) and night-time (23:00-07:00 hrs of next day).