Daytime Noise Monitoring Results | ||||||||
Station M9, Ap Lei Chau PTW | ||||||||
Date | Start Time | End Time | Weather | Noise level (dB(A)), 30 min | Baseline Level, Leq | Construction Noise Level, Leq | ||
Leq | L10 | L90 | ||||||
01-Aug-12 | 16:50 | 17:20 | Cloudy | 56 | 58 | 51 | 57 | 55.7 Measured ≦ Baseline |
09-Aug-12 | 16:45 | 17:15 | Cloudy | 56 | 57 | 51 | 55.7 Measured ≦ Baseline | |
14-Aug-12 | 15:10 | 15:40 | Sunny | 57 | 59 | 53 | 46 | |
23-Aug-12 | 17:23 | 17:53 | Cloudy | 57 | 59 | 50 | 40 | |
31-Aug-12 | 16:30 | 17:00 | Cloudy | 53 | 55 | 50 | 53.0 Measured ≦ Baseline | |
Min. | 53 | |||||||
Max. | 57 | |||||||