Average concentrations of elements in Todd County, South Dakota

    Counties page > Hg in Conterminous US > Hg in central US > Averages in Todd County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.9350.5015.1508.128
ArsenicAs (ppm)3.7820.9711.8118.431
CalciumCa (wt%)1.3240.3670.9543.316
CopperCu (ppm)9.3273.2992.92619.410
IronFe (wt%)1.6060.3890.7412.861
MercuryHg (ppm)0.0150.0050.0050.029
MagnesiumMg (wt%)0.4330.1440.2080.915
ManganeseMn (ppm)322.36472.885104.290585.384
SodiumNa (wt%)1.0660.2370.0981.521
PhosphorusP (wt%)0.0380.0070.0230.069
LeadPb (ppm)16.6771.54913.72424.499
SeleniumSe (ppm)0.3130.1540.1001.124
TitaniumTi (wt%)0.2290.0530.1250.492
ZincZn (ppm)46.01511.03420.05584.034

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