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

01/03/2022

07:00-23:00

---

---

01/03/2022

23:00-07:00

37

37

02/03/2022

07:00-23:00

40

39

02/03/2022

23:00-07:00

43

38

03/03/2022

07:00-23:00

---

---

03/03/2022

23:00-07:00

31

31

04/03/2022

07:00-23:00

---

---

04/03/2022

23:00-07:00

---

---

05/03/2022

07:00-23:00

37

37

05/03/2022

23:00-07:00

27

27

06/03/2022

07:00-23:00

34

32

06/03/2022

23:00-07:00

39

39

07/03/2022

07:00-23:00

---

---

07/03/2022

23:00-07:00

40

40

08/03/2022

07:00-23:00

---

---

08/03/2022

23:00-07:00

40

40

09/03/2022

07:00-23:00

---

---

09/03/2022

23:00-07:00

38

38

10/03/2022

07:00-23:00

---

---

10/03/2022

23:00-07:00

35

35

11/03/2022

07:00-23:00

56

56

11/03/2022

23:00-07:00

---

---

12/03/2022

07:00-23:00

51

47

12/03/2022

23:00-07:00

---

---

13/03/2022

07:00-23:00

44

38

13/03/2022

23:00-07:00

43

43

14/03/2022

07:00-23:00

---

---

14/03/2022

23:00-07:00

38

38

15/03/2022

07:00-23:00

---

---

15/03/2022

23:00-07:00

33

33

16/03/2022

07:00-23:00

---

---

16/03/2022

23:00-07:00

---

---

17/03/2022

07:00-23:00

---

---

17/03/2022

23:00-07:00

---

---

18/03/2022

07:00-23:00

48

48

18/03/2022

23:00-07:00

---

---

19/03/2022

07:00-23:00

41

41

19/03/2022

23:00-07:00

---

---

20/03/2022

07:00-23:00

40

36

20/03/2022

23:00-07:00

34

34

21/03/2022

07:00-23:00

---

---

21/03/2022

23:00-07:00

37

37

22/03/2022

07:00-23:00

---

---

22/03/2022

23:00-07:00

37

37

23/03/2022

07:00-23:00

---

---

23/03/2022

23:00-07:00

39

39

24/03/2022

07:00-23:00

40

38

24/03/2022

23:00-07:00

39

38

25/03/2022

07:00-23:00

---

---

25/03/2022

23:00-07:00

46

43

26/03/2022

07:00-23:00

53

50

26/03/2022

23:00-07:00

---

---

27/03/2022

07:00-23:00

24

24

27/03/2022

23:00-07:00

49

45

28/03/2022

07:00-23:00

---

---

28/03/2022

23:00-07:00

38

38

29/03/2022

07:00-23:00

---

---

29/03/2022

23:00-07:00

45

45

30/03/2022

07:00-23:00

---

---

30/03/2022

23:00-07:00

40

40

31/03/2022

07:00-23:00

48

48

31/03/2022

23:00-07:00

40

36

 

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

01/03/2022

07:00-19:00

---

---

61

53

01/03/2022

19:00-23:00

---

---

44

36

01/03/2022

23:00-07:00

45

38

41

36

02/03/2022

07:00-19:00

---

---

51

48

02/03/2022

19:00-23:00

42

36

43

34

02/03/2022

23:00-07:00

43

36

44

37

03/03/2022

07:00-19:00

---

---

57

43

03/03/2022

19:00-23:00

---

---

41

38

03/03/2022

23:00-07:00

41

36

43

37

04/03/2022

07:00-19:00

---

---

57

45

04/03/2022

19:00-23:00

---

---

51

39

04/03/2022

23:00-07:00

---

---

42

33

05/03/2022

07:00-19:00

---

---

50

37

05/03/2022

19:00-23:00

38

33

46

36

05/03/2022

23:00-07:00

29

28

43

38

06/03/2022

07:00-23:00

50

35

44

34

06/03/2022

23:00-07:00

43

37

43

36

07/03/2022

07:00-19:00

---

---

63

51

07/03/2022

19:00-23:00

---

---

37

30

07/03/2022

23:00-07:00

45

41

44

37

08/03/2022

07:00-19:00

---

---

57

44

08/03/2022

19:00-23:00

---

---

42

34

08/03/2022

23:00-07:00

41

38

45

40

09/03/2022

07:00-19:00

---

---

55

40

09/03/2022

19:00-23:00

31

31

43

38

09/03/2022

23:00-07:00

39

37

45

39

10/03/2022

07:00-19:00

---

---

42

37

10/03/2022

19:00-23:00

---

---

46

39

10/03/2022

23:00-07:00

45

40

45

40

11/03/2022

07:00-19:00

56

56

60

43

11/03/2022

19:00-23:00

---

---

44

40

11/03/2022

23:00-07:00

---

---

45

38

12/03/2022

07:00-19:00

51

45

54

40

12/03/2022

19:00-23:00

---

---

50

45

12/03/2022

23:00-07:00

---

---

45

39

13/03/2022

07:00-23:00

---

---

42

39

13/03/2022

23:00-07:00

43

38

42

35

14/03/2022

07:00-19:00

---

---

56

40

14/03/2022

19:00-23:00

---

---

47

41

14/03/2022

23:00-07:00

44

38

42

38

15/03/2022

07:00-19:00

---

---

60

43

15/03/2022

19:00-23:00

---

---

49

42

15/03/2022

23:00-07:00

40

36

45

38

16/03/2022

07:00-19:00

---

---

46

40

16/03/2022

19:00-23:00

---

---

43

40

16/03/2022

23:00-07:00

40

38

43

36

17/03/2022

07:00-19:00

---

---

54

43

17/03/2022

19:00-23:00

44

44

49

36

17/03/2022

23:00-07:00

---

---

43

38

18/03/2022

07:00-19:00

48

48

60

50

18/03/2022

19:00-23:00

---

---

48

39

18/03/2022

23:00-07:00

---

---

45

39

19/03/2022

07:00-19:00

41

39

61

44

19/03/2022

19:00-23:00

37

37

50

41

19/03/2022

23:00-07:00

40

39

42

37

20/03/2022

07:00-23:00

42

34

47

35

20/03/2022

23:00-07:00

39

34

41

36

21/03/2022

07:00-19:00

---

---

43

35

21/03/2022

19:00-23:00

---

---

43

40

21/03/2022

23:00-07:00

40

39

43

40

22/03/2022

07:00-19:00

---

---

60

47

22/03/2022

19:00-23:00

---

---

42

39

22/03/2022

23:00-07:00

41

34

45

40

23/03/2022

07:00-19:00

---

---

43

38

23/03/2022

19:00-23:00

---

---

38

30

23/03/2022

23:00-07:00

39

39

42

36

24/03/2022

07:00-19:00

---

---

45

41

24/03/2022

19:00-23:00

41

36

47

35

24/03/2022

23:00-07:00

44

36

44

37

25/03/2022

07:00-19:00

---

---

40

37

25/03/2022

19:00-23:00

---

---

40

34

25/03/2022

23:00-07:00

45

40

41

34

26/03/2022

07:00-19:00

53

47

39

32

26/03/2022

19:00-23:00

---

---

40

36

26/03/2022

23:00-07:00

---

---

42

35

27/03/2022

07:00-23:00

35

24

48

36

27/03/2022

23:00-07:00

45

39

44

36

28/03/2022

07:00-19:00

---

---

44

38

28/03/2022

19:00-23:00

---

---

50

37

28/03/2022

23:00-07:00

45

37

43

37

29/03/2022

07:00-19:00

---

---

48

38

29/03/2022

19:00-23:00

---

---

41

35

29/03/2022

23:00-07:00

45

38

41

38

30/03/2022

07:00-19:00

---

---

39

37

30/03/2022

19:00-23:00

---

---

36

30

30/03/2022

23:00-07:00

45

37

44

34

31/03/2022

07:00-19:00

48

48

44

39

31/03/2022

19:00-23:00

38

31

43

36

31/03/2022

23:00-07:00

44

36

44

34

 

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).