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Data Input Instructions: <br /> BIOSCREEN Natural Attenuation Decision Support System Spreckels Sugar <br /> Air Force Center for E=nvironmental Excellence Version 1.4 - ---------------- 4 Enter value directiv....or <br /> Run Name or 2. Calculate by fiflinc]in grey <br /> I'Se1. HYDROGEOLOGY 5. GENERAL r ,i 0.02 cells below. (To restore <br /> epage Velocity* Vs 10.0 {ft/yr) Modeled Area Length" 400 (R) formulas, hit button below). <br /> or Ttgr Modeled Area Width* 50 ft W Variable" * Data used directlyin model. <br /> }Hydraulic Conductivity K 1.0E-03 (cm/sec) Simulation Time* 15 (yr) -Value calculated by model <br /> Hydraulic Gradient i 0.003_ (ft/ft) (Don't enter any data): <br /> Porosity n 0.3 (} 6. SOURCE DATA .� . �=• < <br /> Source Thickness in Sat.Zone* 10 (ft). . Vertical Plane Source: Look at Plume Cross-Section <br /> �2. DISPERSION Source Zones: and Input Concentrations& Widths <br /> Longitudinal Dispersivity* alpha x 9.3 (ft) Width*. ftConc. m IL` a"`' a for Zones 1, 2, and 3 <br /> (Transverse Dispersivity*. alpha y 0.9 :(ft) 10 0.03 <br /> Vertical Dispersivity* alpha z 0.0 (lt) 10 0.3 <br /> 10 3 ■ o ■ a ■ ■ ■ ■ <br /> Estimated Plume Length Lp 150 (ft) <br /> 3. ee Hel <br /> Retardati <br /> on Piio Facctor R 1 1 O Sourc .Nalflife ;;i NO View of Plume Looking Down <br /> ar Inst:React. `1st Order <br /> Soil Bulk-Density rho. 1.7 {kgA) Soluble Mass 41 (Kg) Observed Centerline Concentrations at Monitoring Wells <br /> 'Partition Coefficient'' Koc 59 (Ukg) In Source NAPL,Soil. If No Data Leave Blank or Enter"0" <br /> FractionOrgani cCa ton Joc 2,0E-4 O 7. FIELD DATA FOR COMPARISON <br /> Concentration(mg/L) <br /> 4 BIODEGRADATION Dist.from Source -(ft) + 40 80 120 160 200 240 280 320 360 400 <br /> 1 st Order Decay Coeff lambda 1.7E-1 (per yr) <br /> or T li nr 8:,CHOOSE TYPE OF OUTPUT TO SEE:. <br /> Solute Half-Life t-half 4.00- (year) ' Recalculate This <br /> or Instantaneous Reaction Model RUN RUN ARRAY Help Sheet <br /> Delta ` CENTERLINE <br /> Delta Nitrate* NO3 3.6 (mg/L) , Paste Example Dataset <br /> rObserved Ferrous Iron* Fel+ 5.5 (mg/L) ' + View Output View Output Restore Formulas for Vs, <br /> Delta Sulfate* SO4 8.2 (mgA-) , <br /> Observed MethaneCH4,,,�,; 2.4 (mg/L) Dispersivities, R, lambda,other. <br />