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

01/07/2016

07:00-23:00

46

46

01/07/2016

23:00-07:00

39

37

02/07/2016

07:00-23:00

39

35

02/07/2016

23:00-07:00

---

---

03/07/2016

07:00-23:00

43

39

03/07/2016

23:00-07:00

---

---

04/07/2016

07:00-23:00

48

48

04/07/2016

23:00-07:00

28

27

05/07/2016

07:00-23:00

49

46

05/07/2016

23:00-07:00

26

26

06/07/2016

07:00-23:00

47

44

06/07/2016

23:00-07:00

34

30

07/07/2016

07:00-23:00

28

28

07/07/2016

23:00-07:00

28

27

08/07/2016

07:00-23:00

---

---

08/07/2016

23:00-07:00

38

33

09/07/2016

07:00-23:00

50

48

09/07/2016

23:00-07:00

42

37

10/07/2016

07:00-23:00

56

50

10/07/2016

23:00-07:00

45

43

11/07/2016

07:00-23:00

24

24

11/07/2016

23:00-07:00

35

33

12/07/2016

07:00-23:00

39

39

12/07/2016

23:00-07:00

32

30

13/07/2016

07:00-23:00

49

48

13/07/2016

23:00-07:00

46

36

14/07/2016

07:00-23:00

24

24

14/07/2016

23:00-07:00

35

33

15/07/2016

07:00-23:00

19

19

15/07/2016

23:00-07:00

43

35

16/07/2016

07:00-23:00

42

42

16/07/2016

23:00-07:00

---

---

17/07/2016

07:00-23:00

27

27

17/07/2016

23:00-07:00

---

---

18/07/2016

07:00-23:00

60

60

18/07/2016

23:00-07:00

---

---

19/07/2016

07:00-23:00

---

---

19/07/2016

23:00-07:00

32

29

20/07/2016

07:00-23:00

54

51

20/07/2016

23:00-07:00

---

---

21/07/2016

07:00-23:00

55

55

21/07/2016

23:00-07:00

---

---

22/07/2016

07:00-23:00

---

---

22/07/2016

23:00-07:00

41

34

23/07/2016

07:00-23:00

33

30

23/07/2016

23:00-07:00

35

32

24/07/2016

07:00-23:00

36

33

24/07/2016

23:00-07:00

41

37

25/07/2016

07:00-23:00

---

---

25/07/2016

23:00-07:00

39

31

26/07/2016

07:00-23:00

---

---

26/07/2016

23:00-07:00

31

28

27/07/2016

07:00-23:00

---

---

27/07/2016

23:00-07:00

19

19

28/07/2016

07:00-23:00

---

---

28/07/2016

23:00-07:00

---

---

29/07/2016

07:00-23:00

---

---

29/07/2016

23:00-07:00

---

---

30/07/2016

07:00-23:00

37

37

30/07/2016

23:00-07:00

29

26

31/07/2016

07:00-23:00

39

36

31/07/2016

23:00-07:00

29

29

 

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

01/07/2016

07:00-23:00

54

37

42

31

01/07/2016

23:00-07:00

42

28

38

24

02/07/2016

07:00-19:00

39

39

35

35

02/07/2016

19:00-23:00

42

32

37

27

02/07/2016

23:00-07:00

35

28

37

23

03/07/2016

07:00-23:00

50

37

45

33

03/07/2016

23:00-07:00

30

25

26

21

04/07/2016

07:00-19:00

48

48

43

43

04/07/2016

19:00-23:00

30

30

25

25

04/07/2016

23:00-07:00

35

27

30

23

05/07/2016

07:00-19:00

49

41

45

36

05/07/2016

19:00-23:00

---

---

---

---

05/07/2016

23:00-07:00

35

28

30

24

06/07/2016

07:00-19:00

47

43

43

39

06/07/2016

19:00-23:00

30

27

20

20

06/07/2016

23:00-07:00

41

28

37

26

07/07/2016

07:00-19:00

---

---

---

---

07/07/2016

19:00-23:00

32

26

27

21

07/07/2016

23:00-07:00

37

26

32

22

08/07/2016

07:00-19:00

---

---

---

---

08/07/2016

19:00-23:00

17

17

---

---

08/07/2016

23:00-07:00

45

27

40

26

09/07/2016

07:00-19:00

47

43

42

38

09/07/2016

19:00-23:00

55

45

51

41

09/07/2016

23:00-07:00

44

33

40

28

10/07/2016

07:00-23:00

51

33

42

28

10/07/2016

23:00-07:00

45

40

41

36

11/07/2016

07:00-19:00

---

---

---

---

11/07/2016

19:00-23:00

31

28

26

23

11/07/2016

23:00-07:00

37

33

30

28

12/07/2016

07:00-19:00

39

39

34

34

12/07/2016

19:00-23:00

38

25

20

16

12/07/2016

23:00-07:00

34

29

29

24

13/07/2016

07:00-19:00

49

48

---

---

13/07/2016

19:00-23:00

28

25

23

21

13/07/2016

23:00-07:00

43

30

38

25

14/07/2016

07:00-19:00

---

---

---

---

14/07/2016

19:00-23:00

38

33

33

28

14/07/2016

23:00-07:00

41

33

34

28

15/07/2016

07:00-19:00

---

---

---

---

15/07/2016

19:00-23:00

29

25

24

21

15/07/2016

23:00-07:00

45

33

39

28

16/07/2016

07:00-19:00

42

42

37

37

16/07/2016

19:00-23:00

---

---

---

---

16/07/2016

23:00-07:00

30

29

25

24

17/07/2016

07:00-23:00

---

---

---

---

17/07/2016

23:00-07:00

---

---

---

---

18/07/2016

07:00-19:00

60

60

---

---

18/07/2016

19:00-23:00

---

---

---

---

18/07/2016

23:00-07:00

27

26

22

22

19/07/2016

07:00-19:00

---

---

---

---

19/07/2016

19:00-23:00

32

32

27

27

19/07/2016

23:00-07:00

40

29

35

26

20/07/2016

07:00-19:00

54

43

46

37

20/07/2016

19:00-23:00

---

---

---

---

20/07/2016

23:00-07:00

29

23

24

23

21/07/2016

07:00-19:00

55

55

32

32

21/07/2016

19:00-23:00

---

---

---

---

21/07/2016

23:00-07:00

28

28

---

---

22/07/2016

07:00-19:00

---

---

---

---

22/07/2016

19:00-23:00

23

19

18

14

22/07/2016

23:00-07:00

37

30

30

25

23/07/2016

07:00-19:00

---

---

---

---

23/07/2016

19:00-23:00

35

29

29

23

23/07/2016

23:00-07:00

36

29

32

27

24/07/2016

07:00-23:00

45

31

38

27

24/07/2016

23:00-07:00

42

34

34

29

25/07/2016

07:00-19:00

---

---

---

---

25/07/2016

19:00-23:00

---

---

---

---

25/07/2016

23:00-07:00

34

24

29

19

26/07/2016

07:00-19:00

---

---

---

---

26/07/2016

19:00-23:00

---

---

---

---

26/07/2016

23:00-07:00

38

29

33

24

27/07/2016

07:00-19:00

---

---

---

---

27/07/2016

19:00-23:00

---

---

---

---

27/07/2016

23:00-07:00

35

29

28

24

28/07/2016

07:00-19:00

---

---

---

---

28/07/2016

19:00-23:00

---

---

---

---

28/07/2016

23:00-07:00

18

18

---

---

29/07/2016

07:00-19:00

---

---

---

---

29/07/2016

19:00-23:00

---

---

---

---

29/07/2016

23:00-07:00

29

29

24

24

30/07/2016

07:00-19:00

37

37

33

33

30/07/2016

19:00-23:00

20

20

---

---

30/07/2016

23:00-07:00

34

27

30

23

31/07/2016

07:00-23:00

40

36

34

30

31/07/2016

23:00-07:00

34

25

27

21

 

Note:

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

b.   Continuous noise monitoring was 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) under construction noise permit.