Average concentrations of elements in San Mateo County, California

    Counties page > Se in Conterminous US > Se in southwestern US > Averages in San Mateo County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)6.5431.2954.0208.403
ArsenicAs (ppm)4.3721.4041.62510.095
CalciumCa (wt%)1.6950.5020.9412.963
CopperCu (ppm)26.7207.4176.18142.989
IronFe (wt%)2.8550.7061.2584.811
MercuryHg (ppm)0.0990.0720.0210.399
MagnesiumMg (wt%)1.3020.6590.2443.378
ManganeseMn (ppm)594.912136.636339.457941.811
SodiumNa (wt%)1.9520.2261.0932.489
PhosphorusP (wt%)0.0520.0210.0200.094
LeadPb (ppm)193.415181.1024.108658.528
SeleniumSe (ppm)0.2190.1750.1000.933
TitaniumTi (wt%)0.4690.1000.3270.798
ZincZn (ppm)69.14419.93636.188147.956

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