Average concentrations of elements in Washtenaw County, Michigan

    Counties page > Al in Conterminous US > Al in upper-midwestern US > Averages in Washtenaw County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)3.8480.2812.9304.501
ArsenicAs (ppm)7.7044.8673.01731.160
CalciumCa (wt%)4.1210.4333.1875.380
CopperCu (ppm)26.02134.8194.650207.106
IronFe (wt%)3.6302.8551.32418.038
MercuryHg (ppm)0.0320.0320.0100.194
MagnesiumMg (wt%)1.2740.1360.8481.596
ManganeseMn (ppm)642.437244.665362.8422219.120
SodiumNa (wt%)1.0160.0810.6931.252
PhosphorusP (wt%)0.1500.2220.0261.302
LeadPb (ppm)17.87215.7527.09799.022
SeleniumSe (ppm)0.2040.0690.1000.404
TitaniumTi (wt%)0.3710.1190.2371.175
ZincZn (ppm)179.295286.32325.9161672.090

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