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p Well Attachment Analysis Transznissivity Storage Hydraulic B Method (GPD')/Ft Coefficient Conductivity ( Figure Fi (dimensionless) Ft/Day I g Wells Not Showing Boundary Influence MW-2 Early Time B I a Unconf Etas , =0 06 1,838 00116 196 Late Time Blb Unconf Del , (I =0 05 2,480 0 683 264 Average 230 AS-1 Early Time B2a Unconf Etas , =0 4 8024 001036 8 55 Late Time B2b Unconf Del , =0 4 8798 1974 937 Average 8 96 MW-6 Early Time B5a Unconf Elas , i =1 5 1,214 00105 129 Late Time Insufficient test duration Wells Showing Boundary Influence MW-4 Early Time Baa Uncorif Etas , =0 03 6,989 000299 744 Late Time 133b Unconf Del , =0 2 6,989 000925 744 Average 744 . MW-3 Early Time No interpretable data Late Time Bob Unconf Del , R =0 1 5,063 000720 53 9 ' GPD = gallons per day The supple average hydraulic conductivity for the three observation wells uninfluenced by the apparent boundary condition is 15 4 Ft/Day, and the simple average storage coefficient is 0 534 For the two wells influenced by the apparent boundary condition the simple average hydraulic conductivity is 50 7 Ft/Day, and the supple average storage coefficient is 0 034 These values are only applicable for the conditions present during the test The apparent boundary condition is considered to be caused by the former tank removal excavation backfill The hydraulic properties reported above allow an analysis of the apparent aquifer horizontal anisotropy The anisotropy analysis is presented in Figure 4 For the three observation wells uninfluenced by the apparent boundary condition the major hydraulic conductivity is about 23 7 Ft/Day oriented approxiniateh N 57 5°W The corresponding minor hydraulic conductivity is about 9 4 Ft/Day oriented at a right angle For the two wells influenced by the apparent boundary condition the major hydraulic conductivity is about 74 4 Ft/Day oriented approximately S H2OGEOL A GROUNDWATER CGNSULTANCY