Average concentrations of elements in Pocahontas County, Iowa

    Counties page > Hg in Conterminous US > Hg in central US > Averages in Pocahontas County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.5390.1915.0766.204
ArsenicAs (ppm)8.5731.2894.65910.711
CalciumCa (wt%)1.5910.5230.9383.800
CopperCu (ppm)18.6321.00516.57920.979
IronFe (wt%)2.5400.1142.0982.895
MercuryHg (ppm)0.0410.0080.0300.060
MagnesiumMg (wt%)0.6700.0740.5641.068
ManganeseMn (ppm)596.64858.627440.909705.889
SodiumNa (wt%)0.8360.0310.7460.926
PhosphorusP (wt%)0.0710.0080.0580.101
LeadPb (ppm)25.97415.53113.00787.129
SeleniumSe (ppm)0.6490.0670.5020.798
TitaniumTi (wt%)0.2580.0100.2370.288
ZincZn (ppm)71.8864.18060.57682.228

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