The polycyclic aromatic hydrocarbon concentrations in soils in the Region of Valasske Mezirici, the Czech Republic

Table 6 Statistical evaluation of PAH concentrations in urban/agricultural soils

PAHs	Unit	Minimum	Maximum	Arithmetic mean	Standard deviation	Geometric mean	Median	Number of samples
Naphthalene	mg/kg dm	0.100	1.050	0.301	0.233	0.241	0.210	20
Acenaphthylene	mg/kg dm	0.003	0.022	0.009	0.005	0.008	0.007	20
Acenaphthene	mg/kg dm	0.020	0.680	0.114	0.145	0.073	0.064	20
Fluorene	mg/kg dm	0.020	0.480	0.084	0.101	0.059	0.050	20
Phenanthrene	mg/kg dm	0.054	3.300	0.411	0.685	0.234	0.215	20
Anthracene	mg/kg dm	0.008	0.720	0.082	0.152	0.039	0.039	20
Fluoranthene	mg/kg dm	0.120	8.300	1.073	1.730	0.603	0.625	20
Pyrene	mg/kg dm	0.087	5.700	0.754	1.187	0.431	0.435	20
Benzo [a] anthracene	mg/kg dm	0.054	2.600	0.398	0.542	0.246	0.245	20
Chrysene	mg/kg dm	0.079	3.500	0.565	0.725	0.364	0.355	20
Benzo [b] fluoranthene	mg/kg dm	0.053	1.600	0.293	0.327	0.205	0.210	20
Benzo [k] fluoranthene	mg/kg dm	0.029	1.100	0.183	0.226	0.122	0.115	20
Benzo [a] pyrene	mg/kg dm	0.056	2.300	0.366	0.475	0.236	0.220	20
Dibenzo [a.h] anthracene	mg/kg dm	0.050	1.800	0.296	0.370	0.197	0.195	20
Benzo [ghi] perylene	mg/kg dm	0.011	0.450	0.078	0.093	0.051	0.050	20
Indeno[123-cd)pyrene	mg/kg dm	0.077	3.100	0.523	0.636	0.347	0.345	20
Σ 16 PAHs	mg/kg dm	0.861	35.140	5.527	7.221	3.665	3.370	20
Σ 7 carcinogenic PAHs	mg/kg dm	0.400	16.000	2.625	3.299	1.720	1.640	20

ISSN: 1467-4866