X
WEST



'iL/ aT = 20                                         0             1500 
          3000 FEET
                                                                Horizontal
Scale
                                                     0             100  
         200 FEET
                                                                Vertical
Scale



WEST



(IL/ 'XT = 50



-7200.. Sulfate concentration contours (mg/I)
  V     Water table (recharge boundary)
       Compliance boundary



NOTES:
1.  'L/ aT = Longitudinal to transverse dispersivity ratio
2.  aL = Longitudinal dispersivity = 197 feet
3. MWDF seepage rate = 0.067 inches/year
4. Other model Input parameters are discussed In Appendix 4.1A of EIR



Figure 3-7. MWDF Steady State Sulfate Concentrations
Predicted by DAppolonia Vertical Model (Moderate
Dispersivity Ratios)



  xl
FA RT



FAST



I