24-hour TSP Monitoring Results                            
                                     
Station CM_AB1a, The Hong Kong Ice and Cold Storage (Aberdeen)                    
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
03-Oct-11 08:00 04-Oct-11 08:00 Cloudy 2.7816 2.8494 3129.53 3153.53 24.00 0.8881 0.8881 0.8881 53 174 260 No major construction works Ice Factory 765
07-Oct-11 08:00 08-Oct-11 08:00 Cloudy 2.7919 2.9424 3153.56 3177.56 24.00 0.9127 0.9127 0.9127 115 174 260 No major construction works Ice Factory 773
13-Oct-11 08:00 14-Oct-11 08:00 Cloudy 2.7944 2.8436 3178.63 3202.63 24.00 0.9123 0.9123 0.9123 37 174 260 No major construction works Ice Factory 779
19-Oct-11 08:00 20-Oct-11 08:00 Haze 2.7868 2.913 3205.76 3229.76 24.00 0.9150 0.9150 0.9150 96 174 260 No major construction works Ice Factory 787
25-Oct-11 08:00 26-Oct-11 08:00 Cloudy 2.787 2.9112 3229.80 3253.80 24.00 0.8957 0.8957 0.8957 96 174 260 Operation of excavator and loading activities Ice Factory 794
31-Oct-11 08:00 01-Nov-11 08:00 Sunny 2.7675 2.8775 3253.80 3277.80 24.00 0.8961 0.8961 0.8961 85 174 260 Operation of excavator and loading activities Ice Factory 801
                        Min. 37          
                        Max. 115          
                      Average 80