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) | |
4-Aug-17 | Sunny | 299.6 | 755.0 | 2.8778 | 3.0931 | 0.2153 | 7977.6 | 8001.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1760.1 | 122.3 |
10-Aug-17 | Cloudy | 300.4 | 757.5 | 2.8083 | 3.0333 | 0.2250 | 8001.6 | 8025.6 | 24.0 | 1.23 | 1.23 | 1.23 | 1776.9 | 126.6 |
16-Aug-17 | Sunny | 302.7 | 759.2 | 2.8253 | 2.9474 | 0.1221 | 8025.6 | 8049.6 | 24.0 | 1.23 | 1.23 | 1.23 | 1771.9 | 68.9 |
22-Aug-17 | Sunny | 305.1 | 753.4 | 2.8404 | 2.9640 | 0.1236 | 8049.6 | 8073.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1757.8 | 70.3 |
28-Aug-17 | Cloudy | 297.2 | 760.5 | 2.8922 | 2.9902 | 0.0980 | 8073.6 | 8097.6 | 24.0 | 1.24 | 1.24 | 1.24 | 1790.4 | 54.7 |
Min | 54.7 | |||||||||||||
Max | 126.6 | |||||||||||||
Average | 88.6 |