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)
1-Apr-13 Cloudy 292.9 765.2 3.0541 3.2098 0.1557 993.6 1017.6 24.0 1.23 1.23 1.23 1765.4 88.2
5-Apr-13 Cloudy 293.7 767.5 3.0569 3.2587 0.2018 1017.6 1041.6 24.0 1.23 1.23 1.23 1767.9 114.1
11-Apr-13 Cloudy 290.7 766.3 3.1082 3.2797 0.1715 1041.6 1065.6 24.0 1.23 1.23 1.23 1776.2 96.6
17-Apr-13 Cloudy 297.4 759.3 3.1112 3.3440 0.2328 1065.6 1089.6 24.0 1.21 1.21 1.21 1745.9 133.3
23-Apr-13 Sunny 293.7 764.9 3.0812 3.2324 0.1512 1089.6 1113.6 24.0 1.23 1.23 1.23 1764.0 85.7
29-Apr-13 Cloudy 294.6 763.0 3.0403 3.1917 0.1514 1113.6 1137.6 24.0 1.22 1.22 1.22 1760.7 86.0
Min 85.7
Max 133.3
Average 100.7