Average concentrations of elements in Harris County, Texas

    Counties page > Mn in Conterminous US > Mn in south-central US > Averages in Harris County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)1.2860.3090.6392.390
ArsenicAs (ppm)2.9251.3860.7458.679
CalciumCa (wt%)0.2520.2850.0361.669
CopperCu (ppm)4.7081.4963.00013.132
IronFe (wt%)0.6640.1950.2691.330
MercuryHg (ppm)0.0120.0020.0100.027
MagnesiumMg (wt%)0.0850.0270.0350.192
ManganeseMn (ppm)403.870386.44165.1663125.270
SodiumNa (wt%)0.0810.0350.0100.179
PhosphorusP (wt%)0.0120.0030.0050.021
LeadPb (ppm)11.5213.8275.01527.953
SeleniumSe (ppm)0.1280.0320.1000.284
TitaniumTi (wt%)0.1560.0270.0860.209
ZincZn (ppm)14.5323.3574.02126.000

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