Average concentrations of elements in Dubuque County, Iowa

    Counties page > Fe in Conterminous US > Fe in central US > Averages in Dubuque County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.1110.4553.4655.850
ArsenicAs (ppm)7.4881.2454.57311.165
CalciumCa (wt%)1.1801.2020.5108.602
CopperCu (ppm)16.6793.7498.58927.354
IronFe (wt%)2.0570.2781.4742.669
MercuryHg (ppm)0.0250.0040.0150.040
MagnesiumMg (wt%)0.5810.1490.3821.228
ManganeseMn (ppm)747.294102.809516.6401254.430
SodiumNa (wt%)0.8430.0570.6460.992
PhosphorusP (wt%)0.0600.0110.0350.109
LeadPb (ppm)19.7724.23515.14372.515
SeleniumSe (ppm)0.4060.0920.2510.819
TitaniumTi (wt%)0.2910.0210.2020.321
ZincZn (ppm)58.4557.90738.603108.473

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