Restricted Hours Noise Monitoring Results - Night time 
Station M5a, Chuk Lam Ming Tong                
Date Start Time End Time  Weather Noise level (dB(A)), 5 min Major Construction Noise Source(s) Observed Other Noise Source(s) Observed Remarks Temp. (°C) Wind Speed (m/s) Noise Meter Model / ID Calibrator Model / ID
Leq L10 L90
05-Sep-12 23:00 23:15 Fine 60 60 52 No major construction workd on surface Traffic noise at San Wan Drive  N.A 28.2 <5 B&K 2238  
S/N : 2385180
B&K 4231  S/N: 3003246
25-Sep-12 23:00 23:15 Fine 62 60 52 No major construction workd on surface Traffic noise at San Wan Drive  N.A 26.8 <5 B&K 2238  
S/N : 2808432
B&K 4231  S/N: 3003246
Min. 60
Max. 62