TK

Average monthly concentrations of heavy metals in suspended particles

Year:	2021
Region:	Ustecky
District:	Usti nad Labem
Measuring programme:	UUDI0 , Usti n. L.-Prokopa Divise
Old ISKO number:	2157
Organization:	ZU Usti nL

Matter	Method	Unit		Monthly concentrations												Annual Average
				1	2	3	4	5	6	7	8	9	10	11	12
Cr	ICP-MS	ng/m³	Xm	1.34	2.01	2.20	4.20	1.95	2.15	2.65	3.27	3.64	3.59	2.79	4.41	2.85
			N	2	2	3	2	2	2	2	3	2	2	2	2
Mn	ICP-MS	ng/m³	Xm	6.10	9.15	11.90	23.83	9.01	10.29	7.15	10.62	8.38	9.06	7.23	8.36	10.09
			N	2	2	3	2	2	2	2	3	2	2	2	2
Ni	ICP-MS	ng/m³	Xm	0.61	0.50	0.70	2.32	0.50	0.50	0.50	0.50	0.50	0.50	0.50	0.50	0.67
			N	2	2	3	2	2	2	2	3	2	2	2	2
As	ICP-MS	ng/m³	Xm	2.42	4.39	1.91	3.49	0.86	0.72	0.43	0.52	0.55	1.35	1.87	4.54	1.91
			N	2	2	3	2	2	2	2	3	2	2	2	2
Cd	ICP-MS	ng/m³	Xm	0.22	0.39	0.19	0.20	0.10	0.08	0.06	0.19	0.14	0.19	0.18	0.32	0.19
			N	2	2	3	2	2	2	2	3	2	2	2	2
Pb	ICP-MS	ng/m³	Xm	7.39	11.30	6.21	7.80	4.16	4.51	3.17	3.89	4.39	7.04	6.96	9.96	6.34
			N	2	2	3	2	2	2	2	3	2	2	2	2