Restricted Hours Noise Monitoring Results 
Station NM4
                           
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
01-Sep-13 11:33 11:38 Cloudy 66 68 65 No outdoor construction noise traffic noise - 31 0.5 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
01-Sep-13 11:38 11:43 Cloudy 66 67 64 -
01-Sep-13 11:43 11:48 Cloudy 66 68 64 -
01-Sep-13 11:33 11:48 Cloudy 66 68 64 -
10-Sep-13 21:46 21:51 Fine 64 66 62 No outdoor construction noise Traffic noise - 29 0.3 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
10-Sep-13 21:51 21:56 Fine 65 67 63 -
10-Sep-13 21:56 22:01 Fine 64 66 62 -
10-Sep-13 21:46 22:01 Fine 65 66 63 -
15-Sep-13 13:10 13:15 Sunny 66 67 64 No outdoor construction noise Traffic noise - 28 0.4 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
15-Sep-13 13:15 13:20 Sunny 65 67 63 -
15-Sep-13 13:20 13:25 Sunny 65 66 63 -
15-Sep-13 13:10 13:25 Sunny 65 67 63 -
24-Sep-13 19:18 19:23 Sunny 68 69 66 No outdoor construction noise Traffic noise - 29 0.5 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
24-Sep-13 19:23 19:28 Sunny 68 68 65 -
24-Sep-13 19:28 19:33 Sunny 67 68 65 -
24-Sep-13 19:18 19:33 Sunny 67 68 66 -
29-Sep-13 11:33 11:38 Sunny 66 67 63 No outdoor construction noise Traffic noise - 29 0.5 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
29-Sep-13 11:38 11:43 Sunny 65 67 63 -
29-Sep-13 11:43 11:48 Sunny 66 68 63 -
29-Sep-13 11:33 11:48 Sunny 66 67 63 -
      Min. 64                  
      Max. 68