Appendix E.1 Continuous Noise Monitoring
Results for April 2003
Site: Lamma
Power Station Extension – Site Formation
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)
Noise Equipment Used: Rion NA-27 (Ash Lagoon) and B&K 2238F (Ching
Lam) sound level meters and Rion NC-74 sound
level calibrator
Last Calibration Date: Rion NA-27 sound level meter - 25/02/2003
B&K
2238F sound level meter - 19/12/2002
Rion NC-74
calibrator - 24/02/2003
|
Date |
Time |
Calculated Noise Level at NSR at Long Tsai Tsuen/Hung Shing Ye (dB(A)) |
Limit Noise Level (dB(A)) |
Calculated Noise Level at NSR at the school within Tai Wan San Tsuen (dB(A)) |
Limit Noise Level (dB(A)) |
||
|
Max |
Avg |
Max |
Avg |
||||
|
01/04/2003 |
07:00-19:00 |
50 |
46 |
75 |
43 |
40 |
70 |
|
01/04/2003 |
19:00-23:00 |
49 |
48 |
60 |
43 |
39 |
60 |
|
01/04/2003 |
23:00-07:00 |
-- |
-- |
45 |
-- |
-- |
45 |
|
02/04/2003 |
07:00-19:00 |
51 |
48 |
75 |
42 |
39 |
70 |
|
02/04/2003 |
19:00-23:00 |
48 |
46 |
60 |
41 |
37 |
60 |
|
02/04/2003 |
23:00-07:00 |
43 |
40 |
45 |
39 |
36 |
45 |
|
03/04/2003 |
07:00-19:00 |
54 |
52 |
75 |
47 |
43 |
70 |
|
03/04/2003 |
19:00-23:00 |
52 |
49 |
60 |
44 |
40 |
60 |
|
03/04/2003 |
23:00-07:00 |
-- |
-- |
45 |
-- |
-- |
45 |
|
04/04/2003 |
07:00-19:00 |
54 |
52 |
75 |
41 |
36 |
70 |
|
04/04/2003 |
19:00-23:00 |
52 |
49 |
60 |
43 |
37 |
60 |
|
04/04/2003 |
23:00-07:00 |
41 |
31 |
45 |
36 |
26 |
45 |
|
05/04/2003 |
07:00-23:00 |
40 |
38 |
60 |
27 |
25 |
60 |
|
05/04/2003 |
23:00-07:00 |
31 |
27 |
45 |
26 |
23 |
45 |
|
06/04/2003 |
07:00-23:00 |
54 |
46 |
60 |
43 |
40 |
60 |
|
06/04/2003 |
23:00-07:00 |
39 |
32 |
45 |
34 |
28 |
45 |
|
07/04/2003 |
07:00-19:00 |
51 |
49 |
75 |
40 |
35 |
70 |
|
07/04/2003 |
19:00-23:00 |
49 |
49 |
60 |
41 |
36 |
60 |
|
07/04/2003 |
23:00-07:00 |
33 |
28 |
45 |
28 |
24 |
45 |
|
08/04/2003 |
07:00-19:00 |
51 |
50 |
75 |
43 |
40 |
70 |
|
08/04/2003 |
19:00-23:00 |
50 |
48 |
60 |
46 |
43 |
60 |
|
08/04/2003 |
23:00-07:00 |
45 |
39 |
45 |
41 |
34 |
45 |
|
09/04/2003 |
07:00-19:00 |
49 |
41 |
75 |
44 |
36 |
70 |
|
09/04/2003 |
19:00-23:00 |
49 |
48 |
60 |
44 |
43 |
60 |
|
09/04/2003 |
23:00-07:00 |
43 |
39 |
45 |
39 |
34 |
45 |
|
10/04/2003 |
07:00-19:00 |
50 |
42 |
75 |
45 |
37 |
70 |
|
10/04/2003 |
19:00-23:00 |
44 |
43 |
60 |
40 |
38 |
60 |
|
10/04/2003 |
23:00-07:00 |
34 |
29 |
45 |
29 |
24 |
45 |
|
11/04/2003 |
07:00-19:00 |
44 |
41 |
75 |
39 |
36 |
70 |
|
11/04/2003 |
19:00-23:00 |
46 |
43 |
60 |
39 |
38 |
60 |
|
11/04/2003 |
23:00-07:00 |
41 |
36 |
45 |
29 |
25 |
45 |
|
12/04/2003 |
07:00-19:00 |
48 |
45 |
||||