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| Impact Air Quality
Monitoring Results |
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| 24-hour
TSP Monitoring Results at Station AM1 (13 Ha Wun Yiu G/F) |
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| Date |
Weather |
Air |
Atmospheric |
Flow Rate (m3/min.) |
Av. flow |
Total vol. |
Filter Weight (g) |
Particulate |
Elapse Time |
Sampling |
Conc. |
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Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
| 4-Jan-10 |
Sunny |
17.9 |
1015.1 |
1.343 |
1.343 |
1.3 |
1933.9 |
3.4571 |
3.546 |
0.09 |
14524.2 |
14548.2 |
24.0 |
46.0 |
| 9-Jan-10 |
Cloudy |
15.1 |
1018.9 |
1.343 |
1.343 |
1.3 |
1933.9 |
3.45 |
3.5119 |
0.06 |
14548.2 |
14572.2 |
24.0 |
32.0 |
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| 24-hour
TSP Monitoring Results at Station AM2 (12 Shan Tong New Village G/F) |
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| Date |
Weather |
Air |
Atmospheric |
Flow Rate (m3/min.) |
Av. flow |
Total vol. |
Filter Weight (g) |
Particulate |
Elapse Time |
Sampling |
Conc. |
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Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
| 2-Jan-10 |
Cloudy |
20.0 |
1020.1 |
1.323 |
1.323 |
1.3 |
1905.1 |
3.4526 |
3.5442 |
0.09 |
10805.2 |
10829.2 |
24.0 |
48.1 |
| 8-Jan-10 |
Cloudy |
15.5 |
1020.3 |
1.323 |
1.323 |
1.3 |
1905.1 |
3.4461 |
3.5156 |
0.07 |
10829.2 |
10853.2 |
24.0 |
36.5 |
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| 24-hour
TSP Monitoring Results at Station AM3 (Roof of Switch Room at Riverain
Bayside) |
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| Date |
Weather |
Air |
Atmospheric |
Flow Rate (m3/min.) |
Av. flow |
Total vol. |
Filter Weight (g) |
Particulate |
Elapse Time |
Sampling |
Conc. |
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Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
| 4-Jan-10 |
Sunny |
17.9 |
1015.1 |
1.348 |
1.348 |
1.3 |
1941.1 |
3.4526 |
3.575 |
0.12 |
14536.6 |
14560.6 |
24.0 |
63.1 |
| 9-Jan-10 |
Cloudy |
15.1 |
1018.9 |
1.348 |
1.348 |
1.3 |
1941.1 |
3.4475 |
3.522 |
0.07 |
14560.6 |
14584.6 |
24.0 |
38.4 |
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| 24-hour
TSP Monitoring Results at Station AM4 (Roof of Tai Kwong Secondary School) |
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| Date |
Weather |
Air |
Atmospheric |
Flow Rate (m3/min.) |
Av. flow |
Total vol. |
Filter Weight (g) |
Particulate |
Elapse Time |
Sampling |
Conc. |
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Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
| 4-Jan-10 |
Sunny |
17.9 |
1015.1 |
1.339 |
1.339 |
1.3 |
1928.2 |
3.4478 |
3.5512 |
0.10 |
10725.6 |
10749.6 |
24.0 |
53.6 |
| 9-Jan-10 |
Cloudy |
15.1 |
1018.9 |
1.339 |
1.339 |
1.3 |
1928.2 |
3.454 |
3.5226 |
0.07 |
10749.6 |
10773.6 |
24.0 |
35.6 |
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