TK

Average monthly concentrations of heavy metals in suspended particles

Year:	2022
Region:	Prague
District:	Praha 4
Measuring programme:	ALIB0 , Praha 4-Libus
Old ISKO number:	1564
Organization:	CHMI

Matter	Method	Unit		Monthly concentrations												Annual Average
				1	2	3	4	5	6	7	8	9	10	11	12
V	ICP-MS	ng/m³	Xm	0.22	0.19	0.78	0.31	0.45	0.40	0.46	0.70
			N	16	14	15	15	16	15	15	14	9	0	0	0
Cr	ICP-MS	ng/m³	Xm	0.58	0.21	1.65	0.47	0.91	0.89	0.91	1.50
			N	16	14	15	15	16	15	15	14	9	0	0	0
Mn	ICP-MS	ng/m³	Xm	2.54	2.45	8.80	3.83	4.88	4.10	5.32	6.61
			N	16	14	15	15	16	15	15	14	9	0	0	0
Fe	ICP-MS	ng/m³	Xm	117.53	115.82	424.94	187.83	247.41	224.13	257.94	324.59
			N	16	14	15	15	16	15	15	14	9	0	0	0
Ni	ICP-MS	ng/m³	Xm	0.21	0.16	0.58	0.29	0.47	0.27	0.55	0.61	0.52	0.45	0.37	0.25	0.39
			N	16	13	15	15	16	15	15	14	15	15	15	16
Cu	ICP-MS	ng/m³	Xm	2.91	2.44	7.85	3.52	6.29	4.83	5.31	5.19
			N	16	14	15	15	16	15	15	14	9	0	0	0
Zn	ICP-MS	ng/m³	Xm	10.27	8.28	25.82	7.11	10.62	7.37	7.73	8.37
			N	16	14	15	15	16	15	15	14	9	0	0	0
As	ICP-MS	ng/m³	Xm	1.01	0.66	2.17	0.51	0.47	0.34	0.38	0.44	0.83	1.69	2.88	3.13	1.22
			N	16	14	15	15	16	15	15	14	15	15	15	16
Se	ICP-MS	ng/m³	Xm	0.22	0.15	0.57	0.21	0.28	0.46	0.49	0.52
			N	16	14	15	15	16	15	15	14	9	0	0	0
Cd	ICP-MS	ng/m³	Xm	0.08	0.10	0.22	0.05	0.08	0.05	0.04	0.08	0.05	0.12	0.15	0.16	0.10
			N	16	14	15	15	16	15	15	14	15	15	15	16
Pb	ICP-MS	ng/m³	Xm	2.37	1.84	7.11	2.55	3.16	1.73	1.61	2.32	2.09	3.25	3.61	4.01	2.99
			N	16	14	15	15	16	15	15	14	15	15	15	16