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WATER CHEMISTRY EVALUATION OF THE EXISTING STIG-1 AND PROPOSED LEC-1 INJECTION WELLS <br /> C 1.307e-003 1.307e-003 <br /> Ca 1.540e-002 1.540e-002 <br /> Cl 1.535e-001 1.535e-001 <br /> K 1.502e-003 1.502e-003 <br /> Mg 3.29le-003 3.29le-003 <br /> N 1.197e-003 1.197e-003 <br /> Na 1.106e-001 1.106e-001 <br /> S 1.336e-003 1.336e-003 <br /> Si 3. 623e-004 3. 623e-004 <br /> ----------------------------Description of solution----------------------- <br /> pH = 7. 668 Charge balance <br /> pe = 11.362 Adjusted to <br /> redox equilibrium <br /> Activity of water = 0. 995 <br /> Ionic strength = 1.72le-001 <br /> Mass of water (kg) = 1.000e+000 <br /> Total alkalinity (eq/kg) = 1.307e-003 <br /> Total CO2 (mol/kg) = 1.307e-003 <br /> Temperature (deg C) = 30.250 <br /> Electrical balance (eq) = -9.228e-003 <br /> Percent error, 100* (Cat- JAnl ) / (Cat+lAnl ) = -3.01 <br /> Iterations = 13 <br /> Total H = 1.110151e+002 <br /> Total 0 = 5.552048e+001 <br /> ----------------------------Distribution of species----------------------- <br /> Log Log <br /> Log <br /> Species Molality Activity Molality Activity <br /> Gamma <br /> OH- 9.514e-007 6.825e-007 -6.022 -6.166 - <br /> 0.144 <br /> H+ 2. 678e-008 2.148e-008 -7 .572 -7. 668 - <br /> 0.096 <br /> H2O 5.551e+001 9. 95le-001 1.744 -0.002 <br /> 0.000 <br /> C (-4) 0.000e+000 <br /> CH4 0.000e+000 0.000e+000 -132. 988 -132. 971 <br /> 0.017 <br /> C (4) 1.307e-003 <br /> HCO3- 1.109e-003 8.36le-004 -2. 955 -3.078 - <br /> 0.123 <br /> CaHCO3+ 7.598e-005 5.727e-005 -4.119 -4.242 - <br /> 0.123 <br /> NaHCO3 3.740e-005 3.89le-005 -4.427 -4.410 <br /> 0.017 <br /> CO2 3. 684e-005 3.833e-005 -4 .434 -4.416 <br /> 0.017 <br /> CaCO3 1.823e-005 1.897e-005 -4 .739 -4.722 <br /> 0.017 <br /> TECHNICAL MEMORANDUM_V3.DOC 28 <br />