| 1-hour TSP Monitoring Results | |||||||||||
| Station CM_WF1a, The Wah Ming House | |||||||||||
| Start | Finish | Weather | TSP Concentration | Action Level | Limit Level | Site Conditions / | Temperature | Wind Speed | Sampler | Filter | |
| Date | Time | Time | (µg/m3) | (µg/m3) | (µg/m3) | Observations / Remarks | (°C) | (m/s) | ID | ID | |
| 04-Jan-12 | 09:17 | 10:17 | Cloudy | 75 | 285 | 500 | No major construction works | 13.5 | <5 | LD-3B-002 | N/A |
| 04-Jan-12 | 10:17 | 11:17 | Cloudy | 72 | 285 | 500 | No major construction works | 13.5 | <5 | LD-3B-002 | N/A |
| 04-Jan-12 | 11:17 | 12:17 | Cloudy | 74 | 285 | 500 | No major construction works | 13.5 | <5 | LD-3B-002 | N/A |
| 10-Jan-12 | 09:02 | 10:02 | Cloudy | 237 | 285 | 500 | Drilling and shotcrete | 15.9 | <5 | LD-3B-002 | N/A |
| 10-Jan-12 | 10:02 | 11:02 | Cloudy | 232 | 285 | 500 | Drilling and shotcrete | 15.9 | <5 | LD-3B-002 | N/A |
| 10-Jan-12 | 11:02 | 12:02 | Cloudy | 99 | 285 | 500 | Drilling and shotcrete | 15.9 | <5 | LD-3B-002 | N/A |
| 16-Jan-12 | 09:02 | 10:02 | Cloudy | 208 | 285 | 500 | Drilling and shotcrete | 15.7 | <5 | LD-3B-002 | N/A |
| 16-Jan-12 | 10:02 | 11:02 | Cloudy | 269 | 285 | 500 | Drilling and shotcrete | 15.7 | <5 | LD-3B-002 | N/A |
| 16-Jan-12 | 11:02 | 12:02 | Cloudy | 212 | 285 | 500 | Drilling and shotcrete | 15.7 | <5 | LD-3B-002 | N/A |
| 20-Jan-12 | 09:11 | 10:11 | Fine | 145 | 285 | 500 | Drilling | 17.4 | <5 | LD-3B-002 | N/A |
| 20-Jan-12 | 10:11 | 11:11 | Fine | 128 | 285 | 500 | Drilling | 17.4 | <5 | LD-3B-002 | N/A |
| 20-Jan-12 | 11:11 | 12:11 | Fine | 150 | 285 | 500 | Drilling | 17.4 | <5 | LD-3B-002 | N/A |
| 27-Jan-12 | 09:14 | 10:14 | Cloudy | 236 | 285 | 500 | Loading and operating mobile crane | 14.7 | <5 | LD-3B-002 | N/A |
| 27-Jan-12 | 10:14 | 11:14 | Cloudy | 197 | 285 | 500 | Loading and operating mobile crane | 14.7 | <5 | LD-3B-002 | N/A |
| 27-Jan-12 | 11:14 | 12:14 | Cloudy | 201 | 285 | 500 | Loading and operating mobile crane | 14.7 | <5 | LD-3B-002 | N/A |
| Min. | 72 | ||||||||||
| Max. | 269 | ||||||||||
| Average | 169 | ||||||||||