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) | |
6-Mar-17 | Cloudy | 293.7 | 764.1 | 3.5804 | 3.7252 | 0.1448 | 7257.6 | 7281.6 | 24.0 | 1.21 | 1.21 | 1.21 | 1740.8 | 83.2 |
10-Mar-17 | Cloudy | 291.8 | 762.6 | 3.5777 | 3.8095 | 0.2318 | 7281.6 | 7305.6 | 24.0 | 1.21 | 1.21 | 1.21 | 1744.9 | 132.8 |
16-Mar-17 | Cloudy | 290.5 | 765.2 | 3.5753 | 3.7506 | 0.1753 | 7305.6 | 7329.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1752.0 | 100.1 |
22-Mar-17 | Cloudy | 291.8 | 764.5 | 3.5590 | 3.7684 | 0.2094 | 7329.6 | 7353.6 | 24.0 | 1.21 | 1.21 | 1.21 | 1747.2 | 119.9 |
28-Mar-17 | Sunny | 292.4 | 768.7 | 3.5519 | 3.7431 | 0.1912 | 7353.6 | 7377.6 | 24.0 | 1.22 | 1.22 | 1.22 | 1750.3 | 109.2 |
Min | 83.2 | |||||||||||||
Max | 132.8 | |||||||||||||
Average | 109.0 |