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Mineral Resources On-Line Spatial Data

    Counties page > Se in Conterminous US > Se in northwestern US > Averages in Washington County

Average concentrations of elements in Washington County, Oregon

(Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)7.3360.4316.3738.630
ArsenicAs (ppm)5.0141.3031.65810.895
CalciumCa (wt%)2.1470.8690.8854.459
CopperCu (ppm)37.77522.61113.77199.222
IronFe (wt%)5.8331.4893.6619.422
MercuryHg (ppm)0.0340.0140.0100.082
MagnesiumMg (wt%)1.2890.6240.6583.170
ManganeseMn (ppm)995.084166.564594.4401345.900
SodiumNa (wt%)1.3780.2300.8291.825
PhosphorusP (wt%)0.0980.0250.0470.142
LeadPb (ppm)16.2903.3187.28722.611
SeleniumSe (ppm)0.2320.0730.1000.398
TitaniumTi (wt%)0.7800.0830.5601.049
ZincZn (ppm)118.61719.50589.595188.052

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Page Last modified: 14:22 on 20-Dec-2016