Scale	1:100 000
Sampling density	1x1 km
Area	306 km²
Leaching	hydrochloric acid, 1:4
Analytical methods	ICP-AES, AAS-CV, potentiometry
Maps of pH and elements content soil (306 samples)	Ag, Al, As, Ba, Ca, Cd, Co, Cr, Cu, Fe, Hg, Mg, Mn, Ni, P, Pb, S, Sr, Ti, V, Zn, pH
Maps of elements content of aqueous sediments (122 samples)	Ag, Al, As, Ba, Ca, Cd, Co, Cr, Cu, Fe, Hg, Mg, Mn, Ni, P, Pb, S, Sr, Ti, V, Zn
Maps of elements content of surface water (116 samples)	Al, Ba, Ca, Co, Cr, Cu, Fe, Mg, Mn, Na, Ni, SiO₂, SO₄, Sr, Zn
Additional maps	geological, land development, land use, grain size of soil

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