Impact Air Quality Monitoring Results
24-hour TSP Monitoring Results at Station AM2 (Fanling Government Secondary School)
Date	Weather	Air	Atmospheric	Flow Rate (m3/min.)		Av. flow	Total vol.	Filter Weight (g)		Particulate	Elapse Time		Sampling	Conc.	Actino Level	Limit Level
	Condition	Temp. (oC)	Pressure(hPa)	Initial	Final	(m3/min)	(m3)	Initial	Final	weight(g)	Initial	Final	Time(hrs.)	(µg/m3)	(µg/m3)	(µg/m3)
4-Jan-21	Sunny	18.3	1021.0	1.331	1.331	1.331	1916.6	2.6976	2.8118	0.1142	15454.02	15478.02	24.00	59.6	200.7	260
9-Jan-21	Fine	10.7	1024.5	1.331	1.331	1.331	1916.6	2.6758	2.7871	0.1113	15478.02	15502.02	24.00	58.1	200.7	260
15-Jan-21	Sunny	17.3	1016.1	1.331	1.331	1.331	1916.6	2.6724	2.7361	0.0637	15502.02	15526.02	24.00	33.2	200.7	260
21-Jan-21	Sunny	20.1	1015.6	1.331	1.331	1.331	1916.6	2.7133	2.7724	0.0591	15526.02	15550.02	24.00	30.8	200.7	260
27-Jan-21	Sunny	18.9	1017.8	1.331	1.331	1.331	1916.6	2.6549	2.7948	0.1399	15550.02	15574.02	24.00	73.0	200.7	260
2-Feb-21	Sunny	20.9	1019.7	1.331	1.331	1.331	1916.6	2.7235	2.7777	0.0542	15574.02	15598.02	24.00	28.3	200.7	260
6-Feb-21	Sunny	20.7	1017.4	1.331	1.331	1.331	1916.6	2.7250	2.7798	0.0548	15598.02	15622.02	24.00	28.6	200.7	260
11-Feb-21	Sunny	17.4	1014.7	1.331	1.331	1.331	1916.6	2.6854	2.6987	0.0133	15622.02	15646.02	24.00	6.9	200.7	260
17-Feb-21	Sunny	20.4	1019.6	1.314	1.314	1.314	1892.2	2.6688	2.7149	0.0461	15646.02	15670.02	24.00	24.4	200.7	260
22-Feb-21	Sunny	21.4	1015.8	1.314	1.314	1.314	1892.2	2.6876	2.7671	0.0795	15670.02	15694.02	24.00	42.0	200.7	260
27-Feb-21	Cloudy	18.8	1014.0	1.314	1.314	1.314	1892.2	2.7233	2.7751	0.0518	15694.02	15718.02	24.00	27.4	200.7	260
5-Mar-21	Cloudy	20.1	1015.9	1.314	1.314	1.314	1892.2	2.7076	2.7903	0.0827	15718.02	15742.02	24.00	43.7	200.7	260
11-Mar-21	Sunny	21.0	1019.8	1.314	1.314	1.314	1892.2	2.7031	2.7556	0.0525	15742.02	15766.02	24.00	27.7	200.7	260
17-Mar-21	Sunny	24.7	1012.9	1.314	1.314	1.314	1892.2	2.6921	2.7530	0.0609	15766.02	15790.02	24.00	32.2	200.7	260
23-Mar-21	Fine	18.9	1020.6	1.314	1.314	1.314	1892.2	2.6898	2.8152	0.1254	15790.02	15814.02	24.00	66.3	200.7	260
27-Mar-21	Sunny	24.1	1012.0	1.314	1.314	1.314	1892.2	2.6884	2.8456	0.1572	15814.02	15838.02	24.00	83.1	200.7	260
1-Apr-21	Sunny	26.7	1007.6	1.314	1.314	1.314	1892.2	2.6940	2.7221	0.0281	15838.02	15862.02	24.00	14.9	200.7	260
7-Apr-21	Fine	23.1	1016.0	1.314	1.314	1.314	1892.2	2.7823	2.8521	0.0698	15862.02	15886.02	24.00	36.9	200.7	260
12-Apr-21	Sunny	24.6	1016.1	1.314	1.314	1.314	1892.2	2.7200	2.8147	0.0947	15886.02	15910.02	24.00	50.0	200.7	260
17-Apr-21	Sunny	22.8	1015.8	1.314	1.314	1.314	1892.2	2.7151	2.7700	0.0549	15910.02	15934.02	24.00	29.0	200.7	260
23-Apr-21	Cloudy	27.3	1007.9	1.314	1.314	1.314	1892.2	2.6815	2.8032	0.1217	15934.02	15958.02	24.00	64.3	200.7	260
29-Apr-21	Sunny	24.1	1013.3	1.314	1.314	1.314	1892.2	2.6702	2.7126	0.0424	15958.02	15982.02	24.00	22.4	200.7	260
									Average for the reporting quarter (Feb 2021 to Apr 21)					36.9
									Minimum for the reporting quarter (Feb 2021 to Apr 21)					6.9
									Maximum for the reporting quarter (Feb 2021 to Apr 21)					83.1
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