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
02-Apr-13 13:00 03-Apr-13 13:00 Sunny 2.7796 2.9249 5343.00 5367.00 24.00 1.0886 1.0886 1.0886 93 174.2 260 Operation of tower crane and mucking out Ice Factory 1433
08-Apr-13 12:35 09-Apr-13 12:35 Fine 2.7892 2.9511 5367.00 5391.00 24.00 1.1106 1.1106 1.1106 101 174.2 260 Operation of tower crane and mucking out Ice Factory 1440
12-Apr-13 08:00 13-Apr-13 08:00 Cloudy 2.7556 2.8766 5391.00 5415.00 24.00 1.1167 1.1167 1.1167 75 174.2 260 Operation of tower crane and mucking out Ice Factory 1448
18-Apr-13 08:00 19-Apr-13 08:00 Cloudy 2.7763 2.8578 5415.00 5439.00 24.00 1.0696 1.0696 1.0696 53 174.2 260 Operation of tower crane and mucking out Ice Factory 1451
24-Apr-13 08:00 25-Apr-13 08:00 Cloudy 2.7468 2.8686 5439.00 5463.00 24.00 1.0996 1.0996 1.0996 77 174.2 260 Operation of tower crane and mucking out Ice Factory 1455
30-Apr-13 08:00 01-May-13 08:00 Fine 2.7688 2.8783 5463.00 5487.00 24.00 1.0987 1.0987 1.0987 69 174.2 260 Operation of tower crane and mucking out Ice Factory 1462
Min. 53
Max. 101
Average 78