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
06-Mar-12 19:05 19:10 Cloudy 60 61 58 Drill rig Traffic noise & aircraft noise - 23 0.4 RION- NL31 (S/N 00320533) RION - NC73 (S/N 10786708)
06-Mar-12 19:10 19:15 Cloudy 61 61 59 -
06-Mar-12 19:15 19:20 Cloudy 60 60 58 -
06-Mar-12 19:05 19:20 Cloudy 60 61 58 -
11-Mar-12 16:04 16:09 Cloudy 60 62 59 Drill rig Traffic noise & aircraft noise - 13 0.5 RION- NL31 (S/N 00320533) RION - NC73 (S/N 10786708)
11-Mar-12 16:09 16:14 Cloudy 62 63 60 -
11-Mar-12 16:14 16:19 Cloudy 62 64 60 -
11-Mar-12 16:04 16:19 Cloudy 61 63 60 -
20-Mar-12 19:05 19:10 Cloudy 63 65 61 Drill rig Traffic noise & aircraft noise - 20 0.3 RION- NL31 (S/N 00320533) RION - NC73 (S/N 10786708)
20-Mar-12 19:10 19:15 Cloudy 62 64 61 -
20-Mar-12 19:15 19:20 Cloudy 62 63 60 -
20-Mar-12 19:05 19:20 Cloudy 62 64 61 -
25-Mar-12 10:00 10:05 Sunny 60 62 59 - Traffic noise & aircraft noise - 24 0.3 RION- NL31 (S/N 00320533) RION - NC73 (S/N 10786708)
25-Mar-12 10:05 10:10 Sunny 60 62 59 -
25-Mar-12 10:10 10:15 Sunny 61 63 60 -
25-Mar-12 10:00 10:15 Sunny 60 62 59 -
      Min. 60                  
      Max. 63