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<br /> --9 <br /> ~'j~ <br /> Table 3.--Summary of selected trace-element data for <br /> Pueblo Reservoir, summer 1985 <br /> [ --, missing data] <br /> Concentrations, in micrograms per liter <br /> Number of Standard Minimum Maximum Standard <br /> Const.ituent. analyses Mean devia- value value error <br /> tion of mean <br /> ITransect 2 July 15, 1985 <br />Barium, dissolved 3 51 1 50 51 0 <br />Barium, total 0 <br />Copper, dissolved 3 2 1 1 2 0 <br />Copper, total 0 <br />Iron, dissolved 3 13 8 6 21 4 <br />Iron, total 0 <br />Manganese, dissolved 3 75 3 72 77 1 <br />Manganese, total 0 <br />Nickel, dissolved 2 3 1 2 3 1 <br />Nickel, total 0 <br />Selenium, dissolved 3 1 0 1 1 0 <br />Seleniwn, total 0 <br />Zinc, dissolved 3 11 3 9 14 2 <br />Zinc, total 0 <br /> ITransect 2 August 15, 1985 <br />Barium, dissolved 3 66 6 62 73 3 <br />Barium, total 3 233 58 200 300 33 <br />Copper, dissolved 3 2 1 2 3 0 <br />Copper, total 3 7 1 6 8 1 <br />I ron, dissolved 3 4 1 3 5 1 <br />Iron, total 3 4,133 723 3,300 4,600 418 <br />Manganese, dissolved 3 24 6 19 31 4 <br />Manganese, total 3 113 21 90 130 12 <br />Nickel, dissolved 3 2 0 2 2 0 <br />Nickel, total 3 11 1 10 12 1 <br />Selenium, dissolved 3 2 1 2 3 0 <br />Selenium, total 3 3 0 3 3 0 <br />Zinc, dissolved 3 5 2 3 6 1 <br />Zinc, total 3 33 6 30 40 3 <br /> <br />39 <br />