24-hour TSP Monitoring Results                            
                                     
Station CM_AB1, The Hong Kong Ice and Cold Storage                        
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-Apr-10 13:15 02-Apr-10 13:15 Cloudy 2.8981 3.06 812.45 836.45 24.00 1.3367 1.3367 1.3367 84 174.2 260 Delmlition work for
underground structure
Ice Factory 86
07-Apr-10 12:20 08-Apr-10 12:20 Cloudy 2.9292 3.0444 836.42 860.42 24.00 1.3465 1.3465 1.3465 59 174.2 260 Delmlition work for
underground structure
Ice Factory 91
12-Apr-10 12:50 13-Apr-10 12:50 Cloudy 2.9101 3.0106 860.42 884.42 24.00 1.3270 1.3270 1.3270 53 174.2 260 Delmlition work for
 underground structure
Ice Factory 94
16-Apr-10 08:00 17-Apr-10 08:00 Cloudy 2.8915 2.9946 884.42 908.42 24.00 1.3882 1.3882 1.3882 52 174.2 260 Delmlition work for
 underground structure
Ice Factory 101
22-Apr-10 08:00 23-Apr-10 08:00 Cloudy 2.9067 2.9949 908.42 932.42 24.00 1.2049 1.2049 1.2049 51 174.2 260 Delmlition work for
 underground structure
Ice Factory 109
28-Apr-10 08:00 29-Apr-10 08:00 Cloudy 2.9199 3.1278 932.42 956.42 24.00 1.3377 1.3377 1.3377 108 174.2 260 Delmlition work for
 underground structure
Ice Factory 115
                        Min. 51          
                        Max. 108          
                        Average 68