Day time Noise Monitoring Results  
 
Station NM4  
Date Start Time End Time  Weather Noise level (dB(A)), 30 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
04-Aug-14 09:22 09:52 Sunny 68 69 66 - Traffic Noise - 33 0.2 RION- NL52 (S/N 00131627) RION-NL73  (S/N 10997142)
15-Aug-14 13:10 13:40 Sunny 67 69 66 - Traffic Noise - 29 0.2 RION- NL52 (S/N 00131627) RION-NL73  (S/N 10997142)
21-Aug-14 14:20 14:50 Sunny 68 69 66 - Traffic Noise - 27 0.2 RION- NL52 (S/N 00131627) RION-NL73  (S/N 10997142)
27-Aug-14 14:15 14:45 Fine 67 69 66 - Traffic Noise - 29 0.3 RION- NL52 (S/N 00131627) RION-NL73  (S/N 10997142)
00-Jan-00   00:30                   RION- NL52 (S/N 00131627) RION-NL73  (S/N 10997142)
00-Jan-00   00:30             -     RION-NL31 (S/N 00410224) RION - NC73 (S/N 10997142)
30-Apr-13 09:00 09:30 Fine   69 66 - Traffic Noise -   0.5 RION- NL31 (S/N 00603867) RION - NC73 (S/N 10997142)
                           
                  -        
    Min. 67                  
    Max. 68