APPENDIX D AIR QUALITY MONITORING RESULTS
Site: Lamma Power
Station Extension
Month: November 2005
24 hour TSP
Measurement:-
Date |
TSP concentration (mg/m3) |
Weather Information (From Hong Kong Observatory) |
|||||
Reservoir (AM1) |
East Gate (AM2) |
Ash Lagoon (AM3) |
Tai Yuen Village (AM4) |
Mean Wind Speed (km/hr) |
Prevailing Wind Dir. (°) |
Mean R.H. (%) |
|
03/11/2005 |
49 |
56 |
46 |
72 |
27.1 |
080 |
76 |
09/11/2005 |
61 |
62 |
57 |
69 |
11.8 |
080 |
86 |
15/11/2005 |
45 |
49 |
41 |
53 |
35.5 |
020 |
81 |
21/11/2005 |
99 |
93 |
78 |
78 |
32.0 |
010 |
63 |
27/11/2005 |
114 |
106 |
111 |
132 |
25.4 |
060 |
78 |
1 hour TSP Measurement:-
Date |
Time |
TSP concentration (mg/m3) |
||
Reservoir (AM1) |
East Gate (AM2) |
Ash Lagoon (AM3) |
||
03/11/2005 |
15:00-15:59 |
47 |
48 |
43 |
16:00-16:59 |
55 |
60 |
59 |
|
17:00-17:59 |
60 |
59 |
66 |
|
09/11/2005 |
15:00-15:59 |
58 |
58 |
45 |
16:00-16:59 |
66 |
62 |
68 |
|
17:00-17:59 |
63 |
62 |
60 |
|
15/11/2005 |
15:00-15:59 |
42 |
48 |
32 |
16:00-16:59 |
32 |
58 |
32 |
|
17:00-17:59 |
39 |
62 |
37 |
|
21/11/2005 |
15:00-15:59 |
77 |
79 |
76 |
16:00-16:59 |
75 |
92 |
78 |
|
17:00-17:59 |
73 |
90 |
117 |
|
27/11/2005 |
15:00-15:59 |
112 |
107 |
106 |
16:00-16:59 |
104 |
102 |
97 |
|
17:00-17:59 |
126 |
116 |
123 |
1-hr
TSP 24-hr
TSP
(mg/m3) (mg/m3)
Action Level 340 190
Limit Level 500 260
Calibration: Calibration
details are shown in appendix F.
Equipment used:
Location |
1-hr TSP |
24-hr TSP |
Reservoir and East Gate |
TEOM 1400a |
High Volume Air Sampler |
Ash Lagoon |
Partisol Model 2000 Sampler |
|
Tai Yuen Village |
- |
MINIVOL Portable Sampler |