Annex B    Raw Noise Monitoring Data
Night time Noise Monitoring Data ( 23:00-06:59 )
Monitoring Location Date of Monitoring From To Weather Wind Speed (m/s) Noise Level, dB(A) Noise Source
Leq (5-min) L10 L90
Nam Cheong Estate (NCE) 1-Apr-03 23:01 23:16 Cloudy 1 63.0 64.3 59.9 Traffic noise dominant
63.3 65.0 59.8
62.1 64.0 60.0
62.8 64.5 59.9
9-Apr-03 23:07 23:22 Cloudy 1 63.3 66.3 59.1 Traffic noise
64.1 67.1 59.3
64.3 67.7 59.1
63.9 67.1 59.2
14-Apr-03 23:11 23:26 Cloudy 1 64.1 65.3 60.0 Traffic noise
64.0 64.9 59.9
63.3 64.0 59.7
63.8 64.8 59.9
22-Apr-03 23:10 23:25 Fine 1 63.3 66.0 60.0 Traffic noise
64.5 66.9 60.7
64.3 66.8 60.3
64.1 66.6 60.3
29-Apr-03 23:02 23:17 Fine 1 64.0 66.1 60.8 Traffic noise
63.8 65.7 60.7
63.7 65.7 60.0
63.8 65.8 60.5
  27-Dec-02 23:00 23:15 Fine 1 62.3 64.7 60.1 Traffic noise
  62.6 65.0 60.7
  64.0 64.9 60.3