24-hour TSP Monitoring Results                            
                                     
Station CM_CB1a, The Arcade, Cyberport                            
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
08-Dec-11 08:00 09-Dec-11 08:00 Fine 2.7855 2.9348 3495.83 3519.83 24.00 1.1600 1.1600 1.1600 89 178 260 Operation of gantry Arcade 848
14-Dec-11 08:00 15-Dec-11 08:00 Fine 2.7861 2.906 3519.84 3543.84 24.00 1.1625 1.1625 1.1625 72 178 260 Operation of gantry Arcade 854
19-Dec-11 08:00 20-Dec-11 08:00 Sunny 2.7813 2.9269 3543.84 3567.84 24.00 1.1954 1.1954 1.1954 85 178 260 Operation of gantry Arcade 862
23-Dec-11 08:00 24-Dec-11 08:00 Fine 2.7863 3.0149 3587.88 3611.88 24.00 1.1979 1.1979 1.1979 133 178 260 Operation of gantry Arcade 868
29-Dec-11 08:00 30-Dec-11 08:00 Fine 2.7807 2.9018 3601.88 3625.88 24.00 1.1935 1.1935 1.1935 70 178 260 Operation of gantry Arcade 876
                        Min.  70          
                        Max.  133          
                      Average  90          
Remark: The 24-hr TSP monitoring on 2nd December was cancelled due to HVS failure.