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)
11-Jan-10	10:35	75.3	76.5	77.6
16-Jan-10	14:30	87.8	85.6	77.3
22-Jan-10	13:30	80.6	84.7	82.4
28-Jan-10	13:00	78.1	81.9	83.4
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)
11-Jan-10	10:10	75.5	77.0	78.2
16-Jan-10	10:51	85.1	78.9	85.1
22-Jan-10	9:45	79.2	80.2	78.2
28-Jan-10	13:30	85.1	81.3	82.0
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)
11-Jan-10	9:45	77.9	79.1	77.2
16-Jan-10	10:30	81.1	82.6	80.9
22-Jan-10	9:10	84.5	82.6	81.0
28-Jan-10	9:20	80.5	77.3	78.0
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)
11-Jan-10	11:05	70.7	74.4	76.1
16-Jan-10	14:01	73.5	75.6	74.4
22-Jan-10	13:00	76.8	75.4	73.8
28-Jan-10	14:15	81.2	82.1	84.5