Impact Air Quality Monitoring Results 
1-hour TSP Monitoring Results at Station AM1
(13 Ha Wun Yiu G/F)
Date Start 1st Hour 2nd Hour 3rd Hour
Time Conc. Conc. Conc.
(hh:mm) (µg/m3) (µg/m3) (µg/m3)
1-Dec-09 10:05 97.5 96.0 94.2
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)
1-Dec-09 9:35 94.8 91.0 92.5
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)
1-Dec-09 9:10 96.3 94.6 93.0
1-hour TSP Monitoring Results at Station AM4
(Roof of Tai Kwong Secondary School)
Date Start 1st Hour 2nd Hour 3rd Hour
Time Conc. Conc. Conc.
(hh:mm) (µg/m3) (µg/m3) (µg/m3)
1-Dec-09 11:05 93.7 91.9 89.7