Transport of waste leakage in stratified formations
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abstract
Contaminant transport in a strongly heterogeneous stratified formation whose log hydraulic conductivity distribution has a variance greater than unity is investigated. Four kinds of waste leakage scenario are studied. They are: (1) continuous waste leakage from landfills; (2) temporal waste leakage from landfills; (3) continuous deep-well injection wastes; and (4) temporal deep-well injection wastes. Ensemble average concentrations and variances of concentration distributions are calculated for the four scenarios. The results in this paper show that when heterogeneity of a formation increases, transport in this formation differs significantly from the linear solutions which assume that the variances of log hydraulic conductivity are less than unity.