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Impact Air
Quality Monitoring Results |
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24-hour TSP
Monitoring Results at Station AM1A (Fan Sin Temple, 3 Sheung 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) |
|
14-Feb-11 |
Cloudy |
10.6 |
1020.8 |
1.34 |
1.34 |
1.34 |
1933.92 |
2.7387 |
2.8395 |
0.1008 |
15824.86 |
15848.86 |
24.00 |
52.1 |
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19-Feb-11 |
Rainy |
14.7 |
1016.3 |
1.34 |
1.34 |
1.34 |
1933.92 |
2.7882 |
2.8453 |
0.0571 |
15848.5 |
15872.5 |
24.0 |
29.5 |
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23-Feb-11 |
Fine |
15.4 |
1018.9 |
1.34 |
1.34 |
1.34 |
1933.92 |
2.7837 |
2.8753 |
0.0916 |
15872.46 |
15896.46 |
24.00 |
47.4 |
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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) |
|
14-Feb-11 |
Cloudy |
10.6 |
1020.8 |
1.35 |
1.35 |
1.35 |
1938.24 |
2.7358 |
2.8087 |
0.0729 |
12487.12 |
12511.12 |
24.00 |
37.6 |
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19-Feb-11 |
Rainy |
14.7 |
1016.3 |
1.35 |
1.35 |
1.35 |
1938.24 |
2.7883 |
2.8240 |
0.0357 |
12511.12 |
12535.12 |
24.00 |
18.4 |
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23-Feb-11 |
Fine |
15.4 |
1018.9 |
1.35 |
1.35 |
1.35 |
1938.24 |
2.7747 |
2.8414 |
0.0667 |
12535.12 |
12559.12 |
24.00 |
34.4 |
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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) |
|
14-Feb-11 |
Cloudy |
10.6 |
1020.8 |
1.35 |
1.35 |
1.35 |
1941.12 |
2.7325 |
2.8256 |
0.0931 |
16218.59 |
16242.59 |
24.00 |
48.0 |
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19-Feb-11 |
Rainy |
14.7 |
1016.3 |
1.35 |
1.35 |
1.35 |
1941.12 |
2.7840 |
2.8175 |
0.0335 |
16242.59 |
16266.59 |
24.00 |
17.3 |
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23-Feb-11 |
Fine |
15.4 |
1018.9 |
1.35 |
1.35 |
1.35 |
1941.12 |
2.7627 |
2.8382 |
0.0755 |
16266.59 |
16290.59 |
24.00 |
38.9 |
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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) |
|
14-Feb-11 |
Cloudy |
10.6 |
1020.8 |
1.34 |
1.34 |
1.34 |
1928.16 |
2.7512 |
2.8506 |
0.0994 |
12346.36 |
12370.36 |
24.00 |
51.6 |
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19-Feb-11 |
Rainy |
14.7 |
1016.3 |
1.35 |
1.35 |
1.35 |
1942.56 |
2.7876 |
2.8422 |
0.0546 |
12370.36 |
12394.36 |
24.00 |
28.1 |
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23-Feb-11 |
Fine |
15.4 |
1018.9 |
1.35 |
1.35 |
1.35 |
1942.56 |
2.7838 |
2.8776 |
0.0938 |
12394.36 |
12418.36 |
24.00 |
48.3 |
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