Impact Air Quality Monitoring Results 
24-hour TSP Monitoring Results at Station AM1 (13 Ha Wun Yiu G/F)
Date Weather Air Atmospheric  Flow Rate (m3/min.) Av. flow Total vol. Filter Weight (g) Particulate Elapse Time Sampling Conc.
  Condition Temp. (oC) Pressure(hPa) Initial Final (m3/min) (m3) Initial Final weight(g) Initial Final  Time(hrs.) (µg/m3)
18-Feb-10 * * * * * * * * * * * * * *
* Suspended due to termination of power supply 
24-hour TSP Monitoring Results at Station AM2 (12 Shan Tong New Village G/F)
Date Weather Air Atmospheric  Flow Rate (m3/min.) Av. flow Total vol. Filter Weight (g) Particulate Elapse Time Sampling Conc.
  Condition Temp. (oC) Pressure(hPa) Initial Final (m3/min) (m3) Initial Final weight(g) Initial Final  Time(hrs.) (µg/m3)
18-Feb-10 Cloudy 9.1 1024.1 1.35 1.35 1.35 1938.2 3.4299 3.4534 0.0235 10998.17 11022.17 24.00 12.1
24-Feb-10 Sunny 16.4 1018.3 1.35 1.35 1.35 1938.2 3.4061 3.4393 0.0332 11022.17 11046.17 24.00 17.1
24-hour TSP Monitoring Results at Station AM3 (Roof of Switch Room at Riverain Bayside)
Date Weather Air Atmospheric  Flow Rate (m3/min.) Av. flow Total vol. Filter Weight (g) Particulate Elapse Time Sampling Conc.
  Condition Temp. (oC) Pressure(hPa) Initial Final (m3/min) (m3) Initial Final weight(g) Initial Final  Time(hrs.) (µg/m3)
19-Feb-10 Cloudy 9.1 1024.1 1.35 1.35 1.35 1941.1 3.4332 3.4908 0.0576 14729.59 14753.59 24.00 29.7
25-Feb-10 Sunny 16.4 1018.2 1.35 1.35 1.35 1941.1 3.4244 3.4924 0.0680 14753.59 14777.59 24.00 35.0
24-hour TSP Monitoring Results at Station AM4 (Roof of Tai Kwong Secondary School)
Date Weather Air Atmospheric  Flow Rate (m3/min.) Av. flow Total vol. Filter Weight (g) Particulate Elapse Time Sampling Conc.
  Condition Temp. (oC) Pressure(hPa) Initial Final (m3/min) (m3) Initial Final weight(g) Initial Final  Time(hrs.) (µg/m3)
19-Feb-10 Cloudy 9.1 1024.1 1.34 1.34 1.34 1928.2 3.4263 3.4760 0.0497 10918.55 10942.55 24.00 25.8
25-Feb-10 Sunny 16.4 1018.2 1.34 1.34 1.34 1928.2 3.3991 3.4593 0.0602 10942.55 10966.55 24.00 31.2