Restricted Hours Noise Monitoring Results                  
                           
Station NM5                        
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
02-Apr-13 19:03 19:08 Cloudy 61.6 62.6 60.4 Drill rig Traffic noise & aircraft noise - 22 0.8 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
02-Apr-13 19:08 19:13 Cloudy 61.7 63.0 60.5 -
02-Apr-13 19:13 19:18 Cloudy 61.2 62.5 60.1 -
02-Apr-13 19:03 19:18 Cloudy 61.5 62.7 60.3 -
07-Apr-13 14:11 14:16 Sunny 60.0 61.6 58.0 Drill rig Traffic noise & aircraft noise - 17 0.6 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
07-Apr-13 14:16 14:21 Sunny 59.8 61.3 58.3 -
07-Apr-13 14:21 14:26 Sunny 59.4 60.5 58.2 -
07-Apr-13 14:11 14:26 Sunny 59.7 61.2 58.2 -
16-Apr-13 19:05 19:10 Cloudy 60.5 62.2 57.7 Drill rig Traffic noise & aircraft noise - 22 0.8 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
16-Apr-13 19:10 19:15 Cloudy 60.1 61.8 57.7 -
16-Apr-13 19:15 19:20 Cloudy 59.5 61.3 57.2 -
16-Apr-13 19:05 19:20 Cloudy 60.1 61.8 57.5 -
21-Apr-13 15:00 15:05 Cloudy 60.2 61.7 58.0 Drill rig Traffic noise - 22 0.6 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
21-Apr-13 15:05 15:10 Cloudy 59.6 61.1 57.7 -
21-Apr-13 15:10 15:15 Cloudy 60.0 61.6 57.8 -
21-Apr-13 15:00 15:15 Cloudy 59.9 61.5 57.8   -
30-Apr-13 19:05 19:10 Cloudy 60.3 62.3 56.9 Drill rig Traffic noise & aircraft noise - 25 0.8 RION- NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
30-Apr-13 19:10 19:15 Cloudy 59.5 61.1 56.1 -
30-Apr-13 19:15 19:20 Cloudy 59.2 60.9 56.0 -
30-Apr-13 19:05 19:20 Cloudy 59.7 61.5 56.4 -
      Min. 59.2                  
      Max. 61.7