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. |
|
Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
18-Mar-11 |
Sunny |
16.2 |
1021.6 |
1.34 |
1.34 |
1.34 |
1929.60 |
2.7687 |
2.9173 |
0.1486 |
15968.5 |
15992.5 |
24.0 |
76.8 |
24-Mar-11 |
Fine |
16.0 |
1021.5 |
1.34 |
1.34 |
1.34 |
1929.60 |
3.5984 |
3.7082 |
0.1098 |
15992.5 |
16016.5 |
24.0 |
56.8 |
30-Mar-11 |
Fine |
18.0 |
1022.4 |
1.34 |
1.34 |
1.34 |
1929.60 |
3.6009 |
3.7768 |
0.1759 |
16016.46 |
16040.46 |
24.00 |
91.0 |
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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. |
|
Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
18-Mar-11 |
Sunny |
16.2 |
1021.6 |
1.31 |
1.31 |
1.31 |
1890.72 |
3.6115 |
3.6996 |
0.0881 |
12631.12 |
12655.12 |
24.00 |
46.6 |
24-Mar-11 |
Fine |
16.0 |
1021.5 |
1.35 |
1.35 |
1.35 |
1938.24 |
3.6075 |
3.7453 |
0.1378 |
12655.12 |
12679.12 |
24.00 |
71.1 |
30-Mar-11 |
Fine |
18.0 |
1022.4 |
1.35 |
1.35 |
1.35 |
1938.24 |
3.6030 |
3.7448 |
0.1418 |
12679.12 |
12703.12 |
24.00 |
73.2 |
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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. |
|
Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
18-Mar-11 |
Sunny |
16.2 |
1021.6 |
1.35 |
1.35 |
1.35 |
1941.12 |
3.6114 |
3.7196 |
0.1082 |
16362.59 |
16386.59 |
24.00 |
55.7 |
24-Mar-11 |
Fine |
16.0 |
1021.5 |
1.35 |
1.35 |
1.35 |
1941.12 |
3.6195 |
3.7022 |
0.0827 |
16386.59 |
16410.59 |
24.00 |
42.6 |
30-Mar-11 |
Fine |
18.0 |
1022.4 |
1.35 |
1.35 |
1.35 |
1941.12 |
3.6015 |
3.7349 |
0.1334 |
16410.59 |
16434.59 |
24.00 |
68.7 |
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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. |
|
Condition |
Temp. (oC) |
Pressure(hPa) |
Initial |
Final |
(m3/min) |
(m3) |
Initial |
Final |
weight(g) |
Initial |
Final |
Time(hrs.) |
(µg/m3) |
18-Mar-11 |
Sunny |
16.2 |
1021.6 |
1.35 |
1.35 |
1.35 |
1942.56 |
3.6166 |
3.7687 |
0.1521 |
12490.36 |
12514.36 |
24.00 |
78.3 |
24-Mar-11 |
Fine |
16.0 |
1021.5 |
1.35 |
1.35 |
1.35 |
1942.56 |
3.6106 |
3.6706 |
0.0600 |
12514.36 |
12538.36 |
24.00 |
30.9 |
30-Mar-11 |
Fine |
18.0 |
1022.4 |
1.35 |
1.35 |
1.35 |
1942.56 |
3.5991 |
3.7901 |
0.1910 |
12538.36 |
12562.36 |
24.00 |
98.3 |
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