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<br />.. <br /> <br />.. <br /> <br />Table 9.-Concentrations of principal constituents* in water from ephemeral and perennial <br /> springs in the Sierra Nevada <br />Constituent or Ephemeral springs Periennial springs <br />property (15 samples except as noted) (56 samples) <br /> Max Median Min Mean Max Median Min Mean <br />Silica (Si02) 37 13 3.3 16.4 57 21.5 8.8 24.6 <br />Aluminum (AI) 0.12 <0.02 0.00 0.03 0.19 0.02 0.00 0.018 <br />Iron (Fe) .12 .015 .00 .03 .30 .01 .00 .031 <br />Calcium (Ca) 7.0 2.6 .8 3.11 26. 9.9 1.0 10.4 <br />Magnesium (Mg) 2.9 0.5 .0 0.70 6.3 1.0 0.0 1.70 <br />Sodium (Na) 6.3 2.7 1.2 3.03 15 5.5 .8 5.95 <br />Potassium (K) 2.5 1.0 0.2 1.09 4.5 1.4 .1 1.57 <br />Bicarbonate (HC03i 42 14 5.0 20 120 51 8.0 54.6 <br />Sulfate (S04) 3.6 0.6 0.0 1.00 14 1.6 0.0 2.38 <br />Chloride (CI) 2.0 .2 .0 0.50 10 0.45 .0 1.06 <br />Fluorine (F) 0.2 .1 .0 .07 0.6 .1 .0 0.09 <br />Nitrate (N03) .1 .0 .0 0.02 3.0 .1 .0 .28 <br />Dissolved solids 73. 29 11 36 162 72 15 75 <br />pH (lab) 7.5 6.2 5.3 7.9 6.8 5.6 <br />*In milligrams per liter <br /> <br />" <br /> <br />IV -19 <br />