Average concentrations of elements in McHenry County, Illinois

    Counties page > Al in Conterminous US > Al in upper-midwestern US > Averages in McHenry County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.6800.3312.9094.940
ArsenicAs (ppm)6.5591.7082.60212.948
CalciumCa (wt%)6.9312.0012.14513.832
CopperCu (ppm)16.0506.0397.56960.318
IronFe (wt%)2.1290.3191.4933.596
MercuryHg (ppm)0.0870.0870.0110.653
MagnesiumMg (wt%)2.4430.3020.8463.305
ManganeseMn (ppm)714.892209.855367.3741954.080
SodiumNa (wt%)0.6160.0860.3320.793
PhosphorusP (wt%)0.0760.0150.0370.138
LeadPb (ppm)24.57718.4997.256179.052
SeleniumSe (ppm)0.5210.1660.1181.353
TitaniumTi (wt%)0.2590.0430.1580.361
ZincZn (ppm)62.21218.35329.983165.466

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