Appendix D - 24-hour TSP Monitoring Results | ||||||||||||||
Location AM9 - 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) | |
6-Jul-12 | Cloudy | 301.0 | 786.0 | 3.5713 | 3.6554 | 0.0841 | 1639.7 | 1663.7 | 24.0 | 1.23 | 1.21 | 1.22 | 1758.8 | 47.8 |
12-Jul-12 | Sunny | 303.5 | 775.7 | 3.8467 | 3.9678 | 0.1211 | 1663.7 | 1687.7 | 24.0 | 1.21 | 1.20 | 1.21 | 1739.3 | 69.6 |
18-Jul-12 | Cloudy | 301.0 | 758.0 | 3.4751 | 3.6144 | 0.1393 | 1687.7 | 1711.7 | 24.0 | 1.22 | 1.23 | 1.22 | 1763.5 | 79.0 |
30-Jul-12 | Sunny | 301.5 | 776.7 | 3.2699 | 3.4384 | 0.1685 | 1711.7 | 1735.7 | 24.0 | 1.24 | 1.23 | 1.24 | 1784.2 | 94.4 |
Min | 47.8 | |||||||||||||
Max | 94.4 | |||||||||||||
Average | 72.7 | |||||||||||||