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)
4-Apr-11	11:23	81.3	81.1	79.2
9-Apr-11	13:32	73.1	74.0	73.5
15-Apr-11	10:18	75.0	78.5	77.5
20-Apr-11	10:00	77.9	79.4	78.9
26-Apr-11	9:50	76.4	74.6	73.6
30-Apr-11	10:42	84.4	82.7	86.0
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)
4-Apr-11	13:00	79.3	76.9	82.2
9-Apr-11	13:00	73.5	73.2	73.3
15-Apr-11	10:02	77.6	76.7	72.9
20-Apr-11	9:52	78.6	80.0	80.4
26-Apr-11	10:00	75.4	77.6	78.5
30-Apr-11	10:03	83.7	85.5	86.4
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)
4-Apr-11	9:45	77.6	83.2	78.1
9-Apr-11	13:15	72.4	72.1	72.6
15-Apr-11	9:50	76.7	78.9	74.6
20-Apr-11	13:32	80.6	79.7	78.8
26-Apr-11	10:19	78.1	79.7	76.5
30-Apr-11	10:20	83.0	85.0	86.1
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)
4-Apr-11	10:38	82.3	79.6	77.4
9-Apr-11	13:48	74.8	75.0	75.2
15-Apr-11	13:10	78.2	76.9	74.6
20-Apr-11	13:14	80.2	79.9	81.1
26-Apr-11	13:24	77.2	79.2	80.1
30-Apr-11	13:39	87.7	89.1	99.3