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)
5-Apr-12 Rainy 293.0 757.6 3.4124 3.4987 0.0863 1351.7 1375.7 24.0 1.20 1.19 1.20 1723.4 50
11-Apr-12 Sunny 293.5 765.3 3.5841 3.7321 0.1480 1375.7 1399.7 24.0 1.21 1.20 1.20 1731.0 85
17-Apr-12 Cloudy 288.0 760.5 3.4658 3.5942 0.1284 1399.7 1423.7 24.0 1.21 1.21 1.21 1742.5 74
23-Apr-12 Cloudy 294.6 762.7 3.7625 3.8774 0.1149 1423.7 1447.7 24.0 1.20 1.19 1.20 1724.5 67
Min 50
Max 85
Average 69