24-hour TSP Monitoring Results | ||||||||||||||
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) | |
3-Mar-14 | Cloudy | 289.1 | 766.0 | 3.8751 | 4.0928 | 0.2177 | 2481.6 | 2505.6 | 24.0 | 1.19 | 1.19 | 1.19 | 1718.6 | 127 |
7-Mar-14 | Cloudy | 287.6 | 769.3 | 3.8826 | 4.0680 | 0.1854 | 2505.6 | 2529.6 | 24.0 | 1.20 | 1.20 | 1.20 | 1726.3 | 107 |
13-Mar-14 | Cloudy | 292.3 | 765.2 | 3.8672 | 4.1016 | 0.2344 | 2529.6 | 2553.6 | 24.0 | 1.19 | 1.19 | 1.19 | 1709.0 | 137 |
19-Mar-14 | Cloudy | 295.4 | 763.8 | 3.7694 | 4.0086 | 0.2392 | 2553.6 | 2577.6 | 24.0 | 1.18 | 1.18 | 1.18 | 1699.1 | 141 |
25-Mar-14 | Sunny | 295.7 | 765.6 | 3.8752 | 4.1208 | 0.2456 | 2577.6 | 2601.6 | 24.0 | 1.18 | 1.18 | 1.18 | 1700.1 | 144 |
31-Mar-14 | Cloudy | 292.9 | 760.6 | 3.7233 | 3.8178 | 0.0945 | 2601.6 | 2625.6 | 24.0 | 1.18 | 1.18 | 1.18 | 1702.5 | 56 |
Min | 56 | |||||||||||||
Max | 144 | |||||||||||||
Average | 119 | |||||||||||||