24-hour TSP Monitoring Results                                
Station CM_CB1a, The Arcade, Cyberport                              
Start Finish Weather Filter Weight (g) Elapsed Time Reading Sampling Time Flow Rate (m3/min) TSP Conc. Action Level Limit Level Observations / Remarks Sampler Filter  
Date Time Date Time   Initial Final Initial Final (hrs) Initial Final Average  (µg/m3)  (µg/m3)  (µg/m3)   ID ID  
01-Mar-13 08:00 02-Mar-13 08:00 Sunny 2.8293 2.9267 5379.89 5403.89 24.00 1.0635 1.0635 1.0635 64 178 260 Operation of excavator Arcade 1393  
07-Mar-13 08:00 08-Mar-13 08:00 Sunny 2.7004 2.8581 5403.90 5427.90 24.00 1.0907 1.0907 1.0907 100 178 260 Operation of excavator Arcade 1400  
13-Mar-13 08:00 14-Mar-13 08:00 Sunny 2.8683 2.9891 5427.90 5451.90 24.00 1.0595 1.0595 1.0595 79 178 260 Operation of excavator Arcade 1408  
19-Mar-13 08:00 20-Mar-13 08:00 Sunny 2.8541 2.9001 5451.90 5475.90 24.00 1.0539 1.0539 1.0539 30 178 260 Operation of excavator Arcade 1414  
25-Mar-13 08:00 26-Mar-13 08:00 Sunny 2.8690 2.9700 5475.92 5499.92 24.00 1.0592 1.0592 1.0592 66 178 260 Operation of excavator Arcade 1422  
                        Min.  30            
                        Max.  100            
                      Average  68