Average concentrations of elements in Howard County, Nebraska

    Counties page > Hg in Conterminous US > Hg in central US > Averages in Howard County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.5700.3414.5166.411
ArsenicAs (ppm)4.9710.8633.5877.476
CalciumCa (wt%)1.1720.0880.7591.386
CopperCu (ppm)12.4481.8946.58617.311
IronFe (wt%)1.6980.2561.0432.364
MercuryHg (ppm)0.0140.0030.0100.029
MagnesiumMg (wt%)0.5090.1040.2490.760
ManganeseMn (ppm)315.14051.069181.083509.162
SodiumNa (wt%)1.0910.0830.8861.321
PhosphorusP (wt%)0.0530.0090.0320.072
LeadPb (ppm)18.9462.60612.80926.738
SeleniumSe (ppm)0.2130.0330.1100.325
TitaniumTi (wt%)0.2650.0170.1840.300
ZincZn (ppm)44.7947.43422.60463.737

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