24-hour TSP Monitoring Results | ||||||||||||||
Location AM9(a) - Work Site Boundary (Near Ngong Shuen Chau Barracks Group 2) | ||||||||||||||
Start Date | Weather | Air | Atmospheric | Filter Weight (g) | Particulate | Elapse Time | Sampling | Flow Rate (m3/min.) | Av. flow | Total vol. | Conc. | |||
Condition | Temp. (K) | Pressure, Pa (mmHg) | Initial | Final | Weight (g) | Initial | Final | Time(hrs.) | Initial | Final | (m3/min) | (m3) | (µg/m3) | |
2-Feb-17 | Cloudy | 289.7 | 769.4 | 3.6174 | 3.8678 | 0.2504 | 7113.6 | 7137.6 | 24.0 | 1.23 | 1.23 | 1.23 | 1771.4 | 141.4 |
6-Feb-17 | Cloudy | 292.0 | 764.1 | 3.6343 | 3.8640 | 0.2297 | 7137.6 | 7161.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1757.0 | 130.7 |
10-Feb-17 | Cloudy | 283.8 | 771.3 | 3.5801 | 3.7674 | 0.1873 | 7161.6 | 7185.6 | 24.0 | 1.24 | 1.24 | 1.24 | 1780.6 | 105.2 |
16-Feb-17 | Sunny | 290.4 | 769.4 | 3.6223 | 3.8657 | 0.2434 | 7185.6 | 7209.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1757.3 | 138.5 |
22-Feb-17 | Cloudy | 291.3 | 765.4 | 3.6029 | 3.8121 | 0.2092 | 7209.6 | 7233.6 | 24.0 | 1.22 | 1.21 | 1.22 | 1749.7 | 119.6 |
28-Feb-17 | Cloudy | 289.7 | 769.4 | 3.6112 | 3.7550 | 0.1438 | 7233.6 | 7257.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1759.5 | 81.7 |
Min | 81.7 | |||||||||||||
Max | 141.4 | |||||||||||||
Average | 119.5 |