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) | |
4-Aug-12 | Sunny | 303 | 751.3 | 3.2731 | 3.3868 | 0.1137 | 1735.7 | 1759.7 | 24.0 | 1.22 | 1.22 | 1.22 | 1750.3 | 65 |
10-Aug-12 | Cloudy | 302 | 754.7 | 3.2494 | 3.3473 | 0.0979 | 1759.7 | 1783.7 | 24.0 | 1.23 | 1.23 | 1.23 | 1775.0 | 55 |
16-Aug-12 | Cloudy | 302 | 755.4 | 3.2124 | 3.3642 | 0.1518 | 1783.7 | 1807.7 | 24.0 | 1.23 | 1.23 | 1.23 | 1776.2 | 85 |
22-Aug-12 | Cloudy | 301 | 757.7 | 3.2769 | 3.4708 | 0.1939 | 1807.7 | 1831.7 | 24.0 | 1.24 | 1.24 | 1.24 | 1780.8 | 109 |
28-Aug-12 | Sunny | 304 | 755.7 | 3.1436 | 3.2532 | 0.1096 | 1831.7 | 1855.7 | 24.0 | 1.23 | 1.23 | 1.23 | 1772.2 | 62 |
Min | 55 | |||||||||||||
Max | 109 | |||||||||||||
Average | 75 | |||||||||||||