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
04-Jan-12 08:09 05-Jan-12 08:09 Cloudy 2.7862 2.9265 3547.71 3571.71 24.00 0.8289 0.8289 0.8289 118 174.2 260 Operation of excavator and loading  Ice Factory 882
10-Jan-12 08:09 11-Jan-12 08:09 Cloudy 2.774 2.9409 3571.70 3595.70 24.00 0.8246 0.8246 0.8246 141 174.2 260 Operation of excavator and loading  Ice Factory 888
16-Jan-12 08:09 17-Jan-12 08:09 Cloudy 2.7793 2.8925 3595.70 3619.70 24.00 0.9400 0.9400 0.9400 84 174.2 260 Drilling Ice Factory 896
20-Jan-12 08:09 21-Jan-12 08:09 Cloudy 2.7735 2.873 3619.71 3643.71 24.00 1.1169 1.1169 1.1169 62 174.2 260 Drilling Ice Factory 902
27-Jan-12 08:09 28-Jan-12 08:09 Cloudy 2.7666 2.9642 3643.71 3667.71 24.00 1.1228 1.1228 1.1228 122 174.2 260 Drilling and welding Ice Factory 910
                        Min. 62          
                        Max. 141          
                      Average 105