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
7-Dec-09	14:30	83.8	82.6	81.5
12-Dec-09	13:16	86.4	83.7	82.9
18-Dec-09	9:45	75.3	75.9	74.9
24-Dec-09	13:15	77.3	78.4	76.2
30-Dec-09	10:20	78.7	76.6	76.1
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
7-Dec-09	11:15	82.4	81.1	80.4
12-Dec-09	13:05	87.2	88.5	86.6
18-Dec-09	11:10	72.6	73.4	74.7
24-Dec-09	9:40	75.4	79.0	79.4
30-Dec-09	9:55	73.0	74.9	75.6
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
7-Dec-09	11:00	80.0	81.1	80.9
12-Dec-09	9:06	84.6	86.0	83.5
18-Dec-09	9:30	72.0	73.9	74.6
24-Dec-09	9:18	77.6	79.0	77.1
30-Dec-09	9:00	74.5	76.0	77.1
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)
1-Dec-09	11:05	93.7	91.9	89.7
7-Dec-09	14:50	81.9	82.7	83.1
12-Dec-09	9:29	85.1	85.5	84.3
18-Dec-09	13:00	73.3	74.2	74.7
24-Dec-09	14:00	78.1	79.6	80.3
30-Dec-09	15:10	72.8	71.7	75.0