Restricted Hours Noise Monitoring Results [1]            
           
Station NM1                        
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-Apr-15 19:20 19:25 Fine 69 70 67 - Traffic Noise - 22 0.2 Casella CEL-633A (S/N 3521757) Casella CEL-120/1 (S/N 3421612)
08-Apr-15 19:25 19:30 Fine 69 72 67 -
08-Apr-15 19:30 19:35 Fine 68 71 66 -
08-Apr-15 19:20 19:35 Fine 69 71 67 -
12-Apr-15 14:11 14:16 Sunny 68 71 66 - Traffic Noise - 19 0.3 Casella CEL-633A (S/N 3521757) Casella CEL-120/1 (S/N 3421612)
12-Apr-15 14:16 14:21 Sunny 68 70 66 -
12-Apr-15 14:21 14:26 Sunny 68 71 65 -
12-Apr-15 14:11 14:26 Sunny 68 70 66 -
21-Apr-15 20:00 20:05 Fine 68 71 65 Noise from nearby playground Traffic Noise - 24 0.3 Casella CEL-633A (S/N 3521757) Casella CEL-120/1 (S/N 3421612)
21-Apr-15 20:05 20:10 Fine 67 70 65 -
21-Apr-15 20:10 20:15 Fine 68 72 65 -
21-Apr-15 20:00 20:15 Fine 68 71 65 -
26-Apr-15 13:10 13:15 Sunny 69 71 66 - Traffic Noise - 25 0.2 Casella CEL-633A (S/N 3521757) Casella CEL-120/1 (S/N 3421612)
  13:15 13:20 Sunny 69 72 66 -
  13:20 13:25 Sunny 69 71 66 -
  13:10 13:25 Sunny 69 71 66 -
    Min. 67                  
    Max. 69                  
    Average 68                  
                         
[1] No class was held at the school during all the measurement period.