| 1-hour TSP Monitoring Results | |||
| Location AM4_2 - A Location next to Sheung Wan Fire Station | |||
| Date | Time | Weather | Particulate Concentration ( µg/m3) |
| 1-Apr-17 | 9:00 | Sunny | 41.7 |
| 1-Apr-17 | 10:00 | Sunny | 40.6 |
| 1-Apr-17 | 11:00 | Sunny | 37.3 |
| 7-Apr-17 | 13:00 | Fine | 169.2 |
| 7-Apr-17 | 14:00 | Fine | 171.9 |
| 7-Apr-17 | 15:00 | Fine | 166.3 |
| 13-Apr-17 | 13:00 | Cloudy | 282.1 |
| 13-Apr-17 | 14:00 | Cloudy | 334.3 |
| 13-Apr-17 | 15:00 | Cloudy | 313.8 |
| 19-Apr-17 | 13:00 | Sunny | 203.3 |
| 19-Apr-17 | 14:00 | Sunny | 184.0 |
| 19-Apr-17 | 15:00 | Sunny | 186.1 |
| 25-Apr-17 | 13:00 | Cloudy | 248.6 |
| 25-Apr-17 | 14:00 | Cloudy | 253.7 |
| 25-Apr-17 | 15:00 | Cloudy | 242.1 |
| 28-Apr-17 | 13:00 | Cloudy | 70.3 |
| 28-Apr-17 | 14:00 | Cloudy | 80.7 |
| 28-Apr-17 | 15:00 | Cloudy | 73.8 |
| Average | 172.2 | ||
| Maximum | 334.3 | ||
| Minimum | 37.3 | ||