Human and Ecological Risk Assessment - Earthjustice

Appendix AAttachment A-2: CCW Constituent DataSite/Waste TypeCCW Constituent Data (continued)WMUType Chemical Leachate (mg/L)No. ofLeachateMeasurementsNo. ofLeachateNondetectsTotal (mg/kg)Colver Site - FBC LF Barium 0.291666667 6 0 443.8333333Colver Site - FBC LF Boron 0.261666667 6 1 62.6Colver Site - FBC LF Cadmium 0.016666667 6 2 9.994166667Colver Site - FBC LF Lead 0.190833333 6 2 192.075Colver Site - FBC LF Mercury 0.00015 6 5 0.586666667Colver Site - FBC LF Molybdenum 0.143333333 6 0 30.65833333Colver Site - FBC LF Selenium 0.48 6 1 68.70833333Conemaugh - Ash LF Aluminum 1.245 2 0Conemaugh - Ash LF Antimony 0.075 1 1Conemaugh - Ash LF Arsenic 0.388333333 3 1Conemaugh - Ash LF Barium 0.331666667 3 0Conemaugh - Ash LF Boron 0.91 1 0Conemaugh - Ash LF Cadmium 0.01 3 0Conemaugh - Ash LF Cobalt 0.026 1 0Conemaugh - Ash LF Lead 0.1 2 2Conemaugh - Ash LF Mercury 0.00055 2 2Conemaugh - Ash LF Molybdenum 0.355 2 0Conemaugh - Ash LF Selenium 0.295 2 1Conemaugh - Ash LF Thallium 0.024 1 0Conemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseConemaugh - Ash and CoalRefuseLF Aluminum 1.467666667 3 0LF Antimony 0.075 3 3LF Arsenic 0.625 2 2LF Barium 0.145666667 3 0LF Boron 0.095 2 0LF Cadmium 0.002 3 3LF Cobalt 0.009 1 0LF Lead 0.073333333 3 2LF Mercury 0.0004 3 2LF Molybdenum 0.01 1 0LF Selenium 0.179833333 3 1LF Thallium 0.005 1 0Crist - Ash LF Arsenic 0.02 1 0(continued)April 2010–Draft EPA document.A-2-9