Noise Monitoring Results
 (Restricted Hours - 07:00 to 23:00 holidays & 19:00 to 23:00 on all other days )
Location NM7 - Customs' Marine Base (Block H of Government Dockyard) Rooftop
Date Time Weather dB (A) (5-min)
L eq L10 L 90 Average Leq
6-May-13 19:05 Cloudy 61.7 63.2 58.1 60.8
19:10 60.4 62.5 58.4
19:15 60.0 61.9 57.5
16-May-13 19:00 Cloudy 64.8 67.2 60.9 64.8
19:05 65.1 68.4 61.6
19:10 64.6 68.2 61.5
22-May-13 19:00 Cloudy 63.7 65.6 58.3 63.9
19:05 64.1 66.4 58.5
19:10 63.8 65.9 58.2
28-May-13 19:00 Fine 64.5 67.3 59.4 64.7
19:05 64.9 67.6 61.2
19:10 64.8 67.2 59.9
 (Restricted Hours -  23:00 to 07:00 on all days )
Location NM7 - Customs' Marine Base (Block H of Government Dockyard) Rooftop
Date Time Weather dB (A) (5-min) Baseline Level Construction Noise Level
L eq L10 L 90 Average Leq L eq L eq
6-May-13 23:00 Cloudy 60.4 61.6 56.7 59.9 59.7 46.1
23:05 59.4 61.2 56.3
23:10 59.8 61.7 56.9
16-May-13 23:00 Cloudy 61.6 64.5 56.8 60.5 52.9
23:05 59.5 62.0 55.8
23:10 60.2 62.4 57.0
22-May-13 23:00 Cloudy 59.3 60.7 57.6 60.8 54.1
23:05 60.8 62.1 57.9
23:10 61.8 63.6 58.1
28-May-13 23:00 Fine 60.3 63.0 58.4 60.6 53.3
23:05 61.5 63.7 59.0
23:10 59.8 62.4 58.1