Human and Ecological Risk Assessment - Earthjustice

Appendix DMINTEQA2 Nonlinear Sorption IsothermsTable D-1. Select Percentiles of K d Sampled from MINTEQA2 Isotherms by Updated EPACMTPby Waste Type, Metal Species, WMU Type, and Subsurface DomainWaste Stream Metal CASID WMU ZonePercentiles of K d10% 25% 50% 75% 80% 85% 90% 95%Ash Aluminum 7429905 LF Saturated 8.5E-20 3.0E-16 5.1E-10 5.0E-03 7.1E-02 9.2E-01 1.6E+00 2.8E+00Ash Aluminum 7429905 SI Saturated 8.6E-20 2.5E-10 2.6E-04 9.4E-01 2.2E+00 2.7E+00 2.8E+00 6.2E+00Ash Aluminum 7429905 LF Unsaturated 6.9E-03 1.0E-01 2.0E-01 1.8E+01 5.9E+01 1.0E+02 1.8E+02 3.7E+02Ash Aluminum 7429905 SI Unsaturated 2.0E-11 3.7E-02 1.6E-01 1.1E+00 1.6E+00 2.8E+00 3.0E+00 6.6E+00Ash Antimony 7440360 LF Saturated 4.3E-03 2.5E-02 7.5E-02 2.0E-01 2.1E-01 3.0E-01 3.4E-01 7.1E-01Ash Antimony 7440360 SI Saturated 2.8E-03 1.9E-02 9.6E-02 2.0E-01 2.1E-01 3.3E-01 3.5E-01 5.9E-01Ash Antimony 7440360 LF Unsaturated 9.1E-02 2.9E-01 9.6E-01 7.6E+00 1.0E+01 1.4E+01 2.2E+01 4.9E+01Ash Antimony 7440360 SI Unsaturated 0.0E+00 1.1E-01 3.4E-01 6.8E-01 7.9E-01 9.5E-01 1.3E+00 1.6E+00Ash Arsenic3 22569728 LF Saturated 5.2E-02 1.5E-01 4.1E-01 6.6E-01 8.0E-01 9.2E-01 1.0E+00 1.1E+00Ash Arsenic3 22569728 SI Saturated 4.1E-02 1.4E-01 4.1E-01 6.8E-01 8.1E-01 9.2E-01 1.0E+00 1.1E+00Ash Arsenic3 22569728 LF Unsaturated 1.5E-01 5.0E-01 1.2E+00 2.2E+00 2.7E+00 3.7E+00 5.8E+00 1.2E+01Ash Arsenic3 22569728 SI Unsaturated 5.7E-05 3.1E-01 7.4E-01 1.3E+00 1.5E+00 1.6E+00 1.8E+00 2.1E+00Ash Arsenic5 15584040 LF Saturated 1.1E+00 7.0E+00 3.4E+01 9.8E+01 1.2E+02 1.6E+02 2.1E+02 6.3E+02Ash Arsenic5 15584040 SI Saturated 1.2E+00 6.7E+00 2.9E+01 8.9E+01 1.1E+02 1.5E+02 2.9E+02 5.9E+02Ash Arsenic5 15584040 LF Unsaturated 0.0E+00 4.2E+00 3.6E+01 1.0E+02 1.3E+02 1.6E+02 2.1E+02 4.2E+02Ash Arsenic5 15584040 SI Unsaturated 2.9E-01 3.2E+00 2.1E+01 7.6E+01 9.5E+01 1.3E+02 2.0E+02 4.7E+02Ash Barium 7440393 LF Saturated 2.4E-01 4.2E-01 5.6E-01 9.2E-01 1.1E+00 1.2E+00 1.6E+00 2.3E+00Ash Barium 7440393 SI Saturated 2.5E-01 4.4E-01 5.7E-01 9.3E-01 1.1E+00 1.2E+00 1.6E+00 2.4E+00Ash Barium 7440393 LF Unsaturated 0.0E+00 7.1E+00 2.0E+02 6.6E+02 7.9E+02 1.0E+03 1.4E+03 2.2E+03Ash Barium 7440393 SI Unsaturated 0.0E+00 8.7E-01 1.8E+00 5.9E+00 8.0E+00 1.2E+01 1.9E+01 5.3E+01Ash Boron 7440428 LF Saturated 3.8E-11 4.3E-10 1.7E-07 2.8E-06 3.6E-06 5.4E-06 7.1E-06 1.0E-05Ash Boron 7440428 SI Saturated 2.6E-10 3.2E-08 1.7E-06 6.5E-06 7.7E-06 8.9E-06 1.1E-05 1.3E-05Ash Boron 7440428 LF Unsaturated 2.6E-03 1.3E-01 4.4E-01 1.8E+00 2.2E+00 2.8E+00 3.9E+00 6.2E+00Ash Boron 7440428 SI Unsaturated 0.0E+00 2.5E-02 1.1E-01 2.2E-01 2.5E-01 3.4E-01 6.6E-01 1.6E+00Ash Cadmium 7440439 LF Saturated 1.6E-01 4.0E-01 7.7E-01 1.8E+00 2.1E+00 3.4E+00 5.1E+00 7.0E+00Ash Cadmium 7440439 SI Saturated 1.6E-01 4.0E-01 7.1E-01 1.7E+00 2.0E+00 3.4E+00 5.1E+00 7.3E+00Ash Cadmium 7440439 LF Unsaturated 2.2E-01 9.8E-01 2.0E+00 4.3E+00 5.2E+00 7.1E+00 9.4E+00 1.3E+01Ash Cadmium 7440439 SI Unsaturated -4.1E-02 3.1E-01 7.8E-01 2.0E+00 2.7E+00 4.0E+00 6.3E+00 1.0E+01(continued)April 2010–Draft EPA document. D-7