Restricted Hours Noise Monitoring Results -- Night time 
Date Start Time End Time  Weather Noise level (dB(A)), 15 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
02-Aug-12 23:00 23:15 Fine 65 67 63 No outdoor construction noise Mainly traffic noise - 32 <5 B&K 2238   S/N: 2385180 B&K 4231   S/N: 2656516
30-Aug-12 23:00 23:15 Fine 65 66 63 No outdoor construction noise Mainly traffic noise - 30 <5 B&K 2238   S/N: 2385180 B&K 4231   S/N: 3003246
00-Jan-00 - - - - - - - - - - - - -
00-Jan-00 - - - - - - - - - - - - -
00-Jan-00 - - - - - - - - - - - - -
      Min. 65        
      Max. 65      
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
08-Aug-12 23:00 23:15 Fine 61 60 52 No major construction workd on surface Traffic noise at San Wan Drive  N.A 31 <5 B&K 2238   S/N : 2385180 B&K 4231  S/N: 2656516
22-Aug-12 23:00 23:15 Fine 60 60 52 No major construction workd on surface Traffic noise at San Wan Drive  N.A 28 <5 B&K 2238   S/N : 2385180 B&K 4231  S/N: 3003246
00-Jan-00 - - - - - - - - - - - - -
00-Jan-00 - - - - - - - - - - - - -
00-Jan-00 - - - - - - - - - - - - -
00-Jan-00 - - - - - - - - - - - - -
      Min. 60                
      Max. 61