Impact Air Quality Monitoring Results 
1-hour TSP Monitoring Results at Station AM1A
(Fan Sin Temple, 3 Sheung Wun Yiu G/F)
Date Start 1st Hour 2nd Hour 3rd Hour
Time Conc. Conc. Conc.
(hh:mm) (µg/m3) (µg/m3) (µg/m3)
23-Feb-12 13:30 72.2 74.0 70.2
1-hour TSP Monitoring Results at Station AM2
(12 Shan Tong New Village G/F)
Date Start 1st Hour 2nd Hour 3rd Hour
Time Conc. Conc. Conc.
(hh:mm) (µg/m3) (µg/m3) (µg/m3)
23-Feb-12 13:00 68.6 70.9 72.3
1-hour TSP Monitoring Results at Station AM3
(Roof of Switch Room at Riverain Bayside)
Date Start 1st Hour 2nd Hour 3rd Hour
Time Conc. Conc. Conc.
(hh:mm) (µg/m3) (µg/m3) (µg/m3)
23-Feb-12 13:10 71.1 73.9 76.7
1-hour TSP Monitoring Results at Station AM4A
(Roof of Switch Room at 168 Shek Kwu Lung Village)
Date Start 1st Hour 2nd Hour 3rd Hour
Time Conc. Conc. Conc.
(hh:mm) (µg/m3) (µg/m3) (µg/m3)
23-Feb-12 13:45 75.4 76.7 78.2