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

01/02/2022

07:00-23:00

50

48

01/02/2022

23:00-07:00

40

40

02/02/2022

07:00-23:00

50

46

02/02/2022

23:00-07:00

---

---

03/02/2022

07:00-23:00

50

46

03/02/2022

23:00-07:00

37

37

04/02/2022

07:00-23:00

---

---

04/02/2022

23:00-07:00

47

43

05/02/2022

07:00-23:00

---

---

05/02/2022

23:00-07:00

---

---

06/02/2022

07:00-23:00

---

---

06/02/2022

23:00-07:00

43

40

07/02/2022

07:00-23:00

---

---

07/02/2022

23:00-07:00

---

---

08/02/2022

07:00-23:00

---

---

08/02/2022

23:00-07:00

30

30

09/02/2022

07:00-23:00

---

---

09/02/2022

23:00-07:00

---

---

10/02/2022

07:00-23:00

---

---

10/02/2022

23:00-07:00

33

33

11/02/2022

07:00-23:00

---

---

11/02/2022

23:00-07:00

---

---

12/02/2022

07:00-23:00

---

---

12/02/2022

23:00-07:00

---

---

13/02/2022

07:00-23:00

44

42

13/02/2022

23:00-07:00

46

44

14/02/2022

07:00-23:00

---

---

14/02/2022

23:00-07:00

40

40

15/02/2022

07:00-23:00

---

---

15/02/2022

23:00-07:00

---

---

16/02/2022

07:00-23:00

---

---

16/02/2022

23:00-07:00

40

40

17/02/2022

07:00-23:00

---

---

17/02/2022

23:00-07:00

48

45

18/02/2022

07:00-23:00

---

---

18/02/2022

23:00-07:00

43

40

19/02/2022

07:00-23:00

23

23

19/02/2022

23:00-07:00

---

---

20/02/2022

07:00-23:00

42

39

20/02/2022

23:00-07:00

42

38

21/02/2022

07:00-23:00

35

35

21/02/2022

23:00-07:00

43

39

22/02/2022

07:00-23:00

---

---

22/02/2022

23:00-07:00

---

---

23/02/2022

07:00-23:00

---

---

23/02/2022

23:00-07:00

39

39

24/02/2022

07:00-23:00

---

---

24/02/2022

23:00-07:00

41

41

25/02/2022

07:00-23:00

---

---

25/02/2022

23:00-07:00

36

33

26/02/2022

07:00-23:00

---

---

26/02/2022

23:00-07:00

---

---

27/02/2022

07:00-23:00

48

48

27/02/2022

23:00-07:00

36

36

28/02/2022

07:00-23:00

---

---

28/02/2022

23:00-07:00

26

26

 

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

01/02/2022

07:00-23:00

53

45

49

35

01/02/2022

23:00-07:00

40

35

41

36

02/02/2022

07:00-23:00

53

43

48

34

02/02/2022

23:00-07:00

---

---

37

34

03/02/2022

07:00-23:00

51

43

46

36

03/02/2022

23:00-07:00

44

39

43

36

04/02/2022

07:00-19:00

---

---

44

39

04/02/2022

19:00-23:00

---

---

39

35

04/02/2022

23:00-07:00

45

37

43

38

05/02/2022

07:00-19:00

---

---

45

38

05/02/2022

19:00-23:00

---

---

41

37

05/02/2022

23:00-07:00

---

---

44

40

06/02/2022

07:00-23:00

---

---

44

38

06/02/2022

23:00-07:00

45

39

45

38

07/02/2022

07:00-19:00

---

---

43

37

07/02/2022

19:00-23:00

---

---

39

37

07/02/2022

23:00-07:00

44

43

44

40

08/02/2022

07:00-19:00

---

---

42

39

08/02/2022

19:00-23:00

---

---

50

40

08/02/2022

23:00-07:00

42

35

44

38

09/02/2022

07:00-19:00

---

---

58

39

09/02/2022

19:00-23:00

---

---

47

38

09/02/2022

23:00-07:00

38

35

44

38

10/02/2022

07:00-19:00

---

---

60

47

10/02/2022

19:00-23:00

---

---

44

40

10/02/2022

23:00-07:00

43

37

44

40

11/02/2022

07:00-19:00

---

---

63

50

11/02/2022

19:00-23:00

---

---

41

33

11/02/2022

23:00-07:00

---

---

42

38

12/02/2022

07:00-19:00

---

---

52

40

12/02/2022

19:00-23:00

---

---

44

41

12/02/2022

23:00-07:00

---

---

41

39

13/02/2022

07:00-23:00

---

---

43

39

13/02/2022

23:00-07:00

44

41

45

41

14/02/2022

07:00-19:00

---

---

61

47

14/02/2022

19:00-23:00

---

---

39

36

14/02/2022

23:00-07:00

40

35

44

38

15/02/2022

07:00-19:00

---

---

62

48

15/02/2022

19:00-23:00

---

---

40

35

15/02/2022

23:00-07:00

38

33

43

38

16/02/2022

07:00-19:00

---

---

62

52

16/02/2022

19:00-23:00

43

33

46

41

16/02/2022

23:00-07:00

43

39

43

37

17/02/2022

07:00-19:00

---

---

52

43

17/02/2022

19:00-23:00

44

37

45

37

17/02/2022

23:00-07:00

45

40

44

37

18/02/2022

07:00-19:00

---

---

56

46

18/02/2022

19:00-23:00

38

33

44

39

18/02/2022

23:00-07:00

43

38

42

35

19/02/2022

07:00-19:00

23

23

41

36

19/02/2022

19:00-23:00

23

23

42

36

19/02/2022

23:00-07:00

37

35

44

40

20/02/2022

07:00-23:00

47

39

45

37

20/02/2022

23:00-07:00

45

40

44

39

21/02/2022

07:00-19:00

---

---

42

39

21/02/2022

19:00-23:00

36

33

43

38

21/02/2022

23:00-07:00

43

36

44

38

22/02/2022

07:00-19:00

---

---

42

37

22/02/2022

19:00-23:00

---

---

42

35

22/02/2022

23:00-07:00

33

33

45

41

23/02/2022

07:00-19:00

---

---

42

37

23/02/2022

19:00-23:00

---

---

44

39

23/02/2022

23:00-07:00

45

41

42

35

24/02/2022

07:00-19:00

---

---

60

43

24/02/2022

19:00-23:00

---

---

38

30

24/02/2022

23:00-07:00

42

39

44

38

25/02/2022

07:00-19:00

---

---

39

34

25/02/2022

19:00-23:00

---

---

35

33

25/02/2022

23:00-07:00

37

34

44

39

26/02/2022

07:00-19:00

---

---

44

36

26/02/2022

19:00-23:00

---

---

43

41

26/02/2022

23:00-07:00

---

---

45

41

27/02/2022

07:00-23:00

55

48

43

35

27/02/2022

23:00-07:00

37

35

43

38

28/02/2022

07:00-19:00

---

---

58

38

28/02/2022

19:00-23:00

---

---

50

39

28/02/2022

23:00-07:00

41

35

41

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).