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
06-Dec-12 08:00 07-Dec-12 08:00 Foggy 2.6821 2.8538 4844.62 4868.62 24.00 1.1452 1.1452 1.1452 104 174.2 260 Drilling Ice Factory 1290
12-Dec-12 08:00 13-Dec-12 08:00 Cloudy 2.682 2.8017 4868.64 4892.64 24.00 1.0878 1.0878 1.0878 76 174.2 260 Loading cemnet Ice Factory 1296
18-Dec-12 08:00 19-Dec-12 08:00 Cloudy 2.651 2.7271 4892.64 4916.64 24.00 1.0889 1.0889 1.0889 49 174.2 260 Operation of excavator Ice Factory 1303
24-Dec-12 08:00 25-Dec-12 08:00 Cloudy 2.6506 2.809 4916.63 4940.63 24.00 1.1230 1.1230 1.1230 98 174.2 260 Loading Ice Factory 1310
28-Dec-12 08:00 29-Dec-12 08:00 Cloudy 2.6576 2.742 4940.63 4964.63 24.00 1.1347 1.1347 1.1347 52 174.2 260 Loading Ice Factory 1316
                                     
                        Min. 49          
                        Max. 104          
Average 76