Laserfiche WebLink
Table 7 <br /> MTBE Plume Travel Time <br /> Rainwater Car Wash <br /> 420 West Yosemite Avenue,Manteca,California 95336 <br /> Site Address:420 West 1'osemlte Avenue,Manteca,California 95330 Range Soil Type Velocity Range <br /> Source concentration C, 200000 ug/L Gravel up to 3 ft/d <br /> X axis dispersivity a, 1.9 ft 0.1-10 Coarse Sand up to 1.5 fi/d <br /> Taxis dispersivity ay 0.627 ft a,=(0.33-0.65)x, Clean Sand up to LO ft/d <br /> Z axis dispersivity a, 0.1064 ft Fine Sand up to 0.5 ft/d <br /> Groundwater velocity u 0.098 ft/dav 0.01-3.0 Silty Sand up to 0.1 ft/d <br /> Source dimension Y Y 35 fi Sandy Sill 0.01-0.05 ft/d <br /> Source dimension Z Z 20 fi Silly 0.01 fl/d <br /> First order attenuation rate k 0.0005 I/day 0.01-0.0005 Sol Type Date Release Discovered <br /> Distance from source to Well MW11A X, 634 ft Silty Sand 12/1/1998 <br /> Date of 1st Montt.Event <br /> Distance to Municipal Well X, 1500 It 7/11/2000 • <br /> SUMMARY SOLUTIONS&STATISTICS days years <br /> Time when plume first reached 0.1 u .in Municipal Well 13500 37.0 Silty Sand(G50 fbg) GW at-15-17 flag <br /> Time when plume first reached 1 u in Municipal Well 14000 38.4 Clay and Sand(50-65 flag) <br /> Time when plume first reached 5 salt,in Municipal Well 14000 38.4 Poorly graded Sand(65-117 fbg) <br /> Time when plume reached it peak in Municipal Well 22500 61.6 Silty Sand(117-133 fbg) <br /> Time remaining for plume to reach 5 u in Municipal Well <br /> Maximum concentration in Municipal Well 13.58 u <br /> Well Name MW IA Distance C Time(days) C/Co <br /> Source Well hIN'6 200000 2160 1 <br /> Downgradient MWl IA at T, 09/04/118 168 1 5725 0.000005 <br /> Ti 12/05/08 168 1 5817 0.000005 <br /> Ts 08/31/09 168 8.7 6086 4.35E-05 <br /> Ta 02/04/10 168 940 6243 0.0047 <br /> Ts 01/18/12 168 2040 6956 0.0102 <br /> Ts 0 <br /> Tr 1 0 <br /> Ta 0 <br /> Ty 0 <br /> Tm 0 <br /> Date oflst record 4/30/2001 Present Date 6/13/2013 Max 11354 • <br /> Date of Iasi record 5/15/2013 lutreccadand 4398 da s <br /> &AmI AdiniRainwater Car Wash <br /> &Ase latealuo. 2013,MTBE Plume Travel Martel <br />