Record of Decision Document reason for selecting final remedial alternative and how ARARs and TBCs will be attained Document and justify final ARAR waive ARAR = Applicable or relevant and appropriate requirements TBC = To-be-considered Source: EPA Web Page Table 5 - Conservative Estimates of Metals Partitioning to Flue Gas as a Function of Solids Temperature and Chlorine Content* Metal 1600 &#186;F 2000 &#186;F Cl = 0% Cl = 1% Cl = 0% Cl = 1% Antimony 100% 100% 100% 100% Arsenic 100% 100% 100% 100% Barium 50% 30% 100% 100% Beryllium 5% 5% 5% 5% Cadmium 100% 100% 100% 100% Chromium 5% 5% 5% 5% Lead 100% 100% 100% 100% Mercury 100% 100% 100% 100% Silver 8% 100% 100% 100% Thallium 100% 100% 100% 100% * The remaining percentage of metal is contained in the bottom ash.
(ARARs and TBCs; justify; final ARAR waive ARAR = Applicable or relevant and appropriate requirements TBC = To-be-considered Source) (Mercury 100% 100% 100% 100% Silver; is contained; in the bottom ash)
ARARs and TBCs Mercury 100% 100% 100% 100% Silver
justify is contained
final ARAR waive ARAR = Applicable or relevant and appropriate requirements TBC = To-be-considered Source
in the bottom ash