Restricted Time Noise Monitoring Results (19:00 to 23:00 on Normal Weekdays)  
                 
Station M9, Ap Lei Chau PTW            
Date Time Weather dB(A), 5 min Baseline Level, Leq Construction Noise Level, Leq
Leq L10 L90 Average Leq Leq Leq
03-Apr-12 19:56 Cloudy 56 59 48 54 53 48
20:01 55 57 51
20:06 52 54 48
12-Apr-12 20:15 Fine 53 56 47 53 53.0 Measured <= Baseline
20:20 51 54 47
20:25 54 56 47
24-Apr-12 19:20 Fine 50 52 47 49 49.1 Measured <= Baseline
19:25 49 51 46
19:30 49 51 46
26-Apr-12 20:30 Cloudy 51 51 45 50 50.2 Measured <= Baseline
20:35 49 51 46
20:40 50 51 46
Min. 49
Max. 56