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-Aug-13 08:00 02-Aug-13 08:00 Cloudy 2.8709 2.9521 5871.01 5895.01 24.00 0.9237 0.9237 0.9237 61 174.2 260 Operation of tower crane and loading Ice Factory 1561
07-Aug-13 08:00 08-Aug-13 08:00 Fine 2.8789 2.9443 5895.03 5919.03 24.00 0.9243 0.9243 0.9243 49 174.2 260 Operation of tower crane and loading Ice Factory 1570
13-Aug-13 08:00 14-Aug-13 08:00 Sunny 2.87 2.9545 5919.02 5943.02 24.00 0.9233 0.9233 0.9233 64 174.2 260 Operation of tower crane and loading Ice Factory 1574
19-Aug-13 08:00 20-Aug-13 08:00 Sunny 2.894 2.9792 5943.02 5967.02 24.00 0.9230 0.9230 0.9230 64 174.2 260 Operation of tower crane and loading Ice Factory 1577
23-Aug-13 08:00 24-Aug-13 08:00 Sunny 2.8614 2.9225 5967.03 5991.03 24.00 0.9205 0.9205 0.9205 46 174.2 260 Tunnel works Ice Factory 1587
29-Aug-13 08:00 30-Aug-13 08:00 Sunny 2.8613 2.932 5991.04 6015.04 24.00 0.9211 0.9211 0.9211 53 174.2 260 Tunnel works Ice Factory 1594
Min. 46
Max. 64
Average 50