| Scale | 1:250 000 | 
	| Sampling density | 1x1 km | 
	| Area | 2200 km² | 
	| Leaching | aqua regia | 
	| Analytical methods | ICP-AES, AAS, AAS-CV, potentiometry, HPLC | 
	| Maps of pH and elements content soil   (2491 samples) | Ag, Al, As, Ba, Be, 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 (2090 samples) | Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, Hg, Mg, Mn, Ni, P, Pb, S, Sr, Ti, V, Zn | 
	| Maps of pH, EC and   elements content of surface water (1805 samples) | Al, As, B, Ba, Br, Ca, Cd, Cl, Co, Cr, Cu, F, Fe, HCO₃, K, Li, Mg, Mn, Na, Ni, NO₂, NO₃, P,  SiO₂, SO₄, Sr, Ti, Zn, pH, przewodność elektryczna | 
	| Additional maps | geological, land development, land use, grain size of soils, sampling sites of aqueous sediments and surface waters |