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)
2-May-12 10:00 69.8 71.7 73.0
8-May-12 9:58 83.2 84.4 86.2
14-May-12 9:50 76.2 75.4 73.8
19-May-12 10:06 72.4 72.8 73.7
25-May-12 9:45 73.2 71.6 72.9
31-May-12 9:55 76.5 75.2 76.0
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)
2-May-12 10:20 70.2 72.2 74.0
8-May-12 9:52 83.6 86.9 87.7
14-May-12 10:10 77.2 74.6 78.2
19-May-12 14:02 73.9 73.4 74.3
25-May-12 10:00 73.3 71.8 70.6
31-May-12 10:15 76.0 77.8 78.0
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)
2-May-12 9:35 73.9 74.1 75.9
8-May-12 9:50 80.6 82.9 84.6
#17-May-12 14:00 74.2 76.6 77.5
19-May-12 9:52 71.7 72.0 72.5
25-May-12 9:35 71.4 70.6 73.0
31-May-12 10:25 77.0 75.9 78.8
# Due to the power supply to the high volume sampler being interrupted on
14 May 2012, the 1-hr and 24-hour TSP monitoring were rescheduled to 17 May 2012.
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)
2-May-12 13:15 70.7 72.3 74.8
8-May-12 9:59 86.2 87.1 82.2
14-May-12 10:38 78.2 79.2 75.8
19-May-12 14:17 75.6 76.3 76.0
25-May-12 10:20 73.3 72.8 71.4
31-May-12 10:39 74.6 78.2 77.5