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
01-Feb-11 08:02 02-Feb-11 08:02 Fine 2.8021 3.0302 2078.83 2102.83 24.00 1.2627 1.2627 1.2627 125 174 260 Soil excavation Ice Factory 464
07-Feb-11 08:02 08-Feb-11 08:02 Fine 2.8253 3.0196 2102.83 2126.83 24.00 1.2503 1.2503 1.2503 108 174 260 Soil excavation Ice Factory 471
11-Feb-11 08:02 12-Feb-11 08:02 Shower 2.8182 2.9893 2126.83 2150.83 24.00 1.2560 1.2560 1.2560 95 174 260 Soil excavation Ice Factory 478
17-Feb-11 08:02 18-Feb-11 08:02 Foggy 2.8233 3.0491 2150.83 2174.83 24.00 1.2574 1.2574 1.2574 125 174 260 Soil excavation and welding Ice Factory 485
23-Feb-11 08:02 24-Feb-11 08:02 Fine 2.8244 2.9896 2174.83 2198.83 24.00 1.2549 1.2549 1.2549 91 174 260 Soil excavation and welding Ice Factory 491
                        Min. 91          
                        Max. 125          
                      Average 109