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) | |
3-Sep-12 | Sunny | 301.7 | 759.0 | 3.1787 | 3.2599 | 0.0812 | 1855.7 | 1879.7 | 24.0 | 1.24 | 1.24 | 1.24 | 1781.1 | 46 |
8-Sep-12 | Sunny | 302.1 | 761.9 | 3.1569 | 3.3506 | 0.1937 | 1879.7 | 1903.7 | 24.0 | 1.24 | 1.24 | 1.24 | 1783.4 | 109 |
14-Sep-12 | Sunny | 298.7 | 760.1 | 3.0866 | 3.2284 | 0.1418 | 1903.7 | 1927.7 | 24.0 | 1.24 | 1.24 | 1.24 | 1791.2 | 79 |
20-Sep-12 | Cloudy | 299.9 | 761.8 | 3.1216 | 3.2406 | 0.1190 | 1927.7 | 1951.7 | 24.0 | 1.24 | 1.24 | 1.24 | 1789.6 | 66 |
26-Sep-12 | Cloudy | 299.3 | 760.9 | 3.1439 | 3.2791 | 0.1352 | 1951.7 | 1975.7 | 24.0 | 1.24 | 1.24 | 1.24 | 1790.3 | 76 |
Min | 46 | |||||||||||||
Max | 109 | |||||||||||||
Average | 75 |