Average concentrations of elements in Richardson County, Nebraska

    Counties page > Hg in Conterminous US > Hg in central US > Averages in Richardson County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)5.0450.1214.8085.559
ArsenicAs (ppm)8.1581.6035.50016.183
CalciumCa (wt%)1.8060.8000.7573.449
CopperCu (ppm)16.0412.24711.00019.830
IronFe (wt%)2.1020.1851.7102.865
MercuryHg (ppm)0.0200.0080.0100.037
MagnesiumMg (wt%)0.6030.1250.4100.916
ManganeseMn (ppm)803.457217.178471.0001581.230
SodiumNa (wt%)0.8960.1340.7621.210
PhosphorusP (wt%)0.0660.0140.0420.107
LeadPb (ppm)20.1682.80214.00026.352
SeleniumSe (ppm)0.5180.1560.2000.809
TitaniumTi (wt%)0.3030.0270.2440.372
ZincZn (ppm)61.7265.68948.77875.948

The values shown above were calculated from observations in nearby areas. No samples lie within Richardson County, Nebraska.