Noise Monitoring Results
(0700-1900 hrs on Normal Weekdays)
Location M7a (Wah Fu PTW)
The rooftop of Wah Ming House
Date Time Weather Unit: dB (A) (30-min)
Measured Noise Level Baseline Level Construction Noise Level
L eq L10 L 90 L eq L eq
4-Apr-18 13:05 Sunny 52 52 49 59 52 Measured Baseline
10-Apr-18 09:15 Sunny 65 67 61 63
16-Apr-18 09:00 Cloudy 65 66 60 63
26-Apr-18 13:20 Cloudy 54 56 50 54 Measured Baseline
      Minimum 52        
      Maximum 65        
      Average  59        
Location M8 (Aberdeen PTW)
The rooftop of Wah Lai House
Date Time Weather Unit: dB (A) (30-min)
Measured Noise Level Baseline Level Construction Noise Level
L eq L10 L 90 L eq L eq
4-Apr-18 11:00 Sunny 71 72 69 64 69
10-Apr-18 13:30 Sunny 66 68 64 61
16-Apr-18 10:30 Cloudy 68 69 62 65
26-Apr-18 11:25 Cloudy 63 65 60 63 Measured Baseline
      Maximum 71        
Location M9 (Ap Lei Chau PTW)
The Podium of Mei Chun Court, South Horizons
Date Time Weather Unit: dB (A) (30-min)
Measured Noise Level Baseline Level Construction Noise Level
L eq L10 L 90 L eq L eq
4-Apr-18 16:30 Sunny 61 62 60 57 58
10-Apr-18 14:30 Sunny 65 66 63 64
16-Apr-18 13:00 Cloudy 66 67 60 66
26-Apr-18 09:40 Cloudy 54 55 51 54 Measured Baseline
      Maximum 66