Average concentrations of elements in Allamakee County, Iowa

    Counties page > Mg in Conterminous US > Mg in upper-midwestern US > Averages in Allamakee County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.6070.6303.6258.482
ArsenicAs (ppm)8.0181.2254.59414.745
CalciumCa (wt%)1.1740.5980.5452.998
CopperCu (ppm)16.9022.58411.33928.351
IronFe (wt%)2.5910.4141.6215.004
MercuryHg (ppm)0.0360.0080.0210.087
MagnesiumMg (wt%)0.7980.3540.4371.937
ManganeseMn (ppm)725.965153.918245.1321405.100
SodiumNa (wt%)0.7490.1270.3130.895
PhosphorusP (wt%)0.0560.0130.0240.076
LeadPb (ppm)15.5841.30011.97021.655
SeleniumSe (ppm)0.3210.0610.1120.538
TitaniumTi (wt%)0.2920.0260.1830.341
ZincZn (ppm)68.98715.25045.531172.370

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