24-hour TSP Monitoring Results                            
Station AM4                                  
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
05-Apr-12 15:00 06-Apr-12 15:00 Cloudy 2.6736 2.8112 14147.85 14171.85 24.00 1.22 1.22 1.22 85 211 260 Construction work in progress 9315 1423
11-Apr-12 11:10 12-Apr-12 11:10 Fine 2.6696 2.7994 14150.85 14174.85 24.00 1.22 1.22 1.22 108 211 260 Construction work in progress 9315 1427
17-Apr-12 11:10 18-Apr-12 11:10 Cloudy 2.6953 2.8656 14339.85 14363.85 24.00 1.23 1.23 1.23 96 211 260 Construction work in progress 9315 1432
23-Apr-12 15:35 24-Apr-12 15:35 Cloudy 2.7169 2.8457 14366.85 14390.85 24.00 1.24 1.24 1.24 72 211 260 Construction work in progress 9315 1435
27-Apr-12 11:06 28-Apr-12 11:06 Cloudy 2.6836 2.8244 14393.85 14417.85 24.00 1.24 1.24 1.24 79 211 260 Construction work in progress 9315 1461
                        Min. 72          
                    Max. 108          
                        Average 88