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i • • <br /> RBCA Tool Kit for Chemical Releases, Version 1 3a <br /> RBCA SITE ASSESSMENT <br /> TIER 2 TRANSIENT DOMENICO ANALYSIS <br /> Site Name Souza 11 LLC Completed By JPL Job lD 450 <br /> Site Location 612 W Eleventh,Tracy, CA Date Completed _20-Apr-04 9 of <br /> Constiuent Benzene* <br /> Source Medium Affected Groundwater <br /> Biodegredation 1 st Order <br /> Concentration vs Distance from Source Time(yr) o Off-sitet Off-site2 <br /> (for given time) Commercial None <br /> Distance(cm) 0 1500 3000 4500 6000 7500 9000 10500 12000 13500 15000 2000 NA <br /> t=1 0 yr 2 4E-2 1 5E-2 2 SE-3 4 OE-4 6 OE-5 9 4E-6 1 6E-6 2 7E-7 4 8E-8 8 9E-9 1 7E-9 9 4E-3 NA <br /> Steady-state 2 4E-2 7 7E-2 6 3E-3 2 7E-3 1 3E-3 7 3E-4 4 4E-4 2 7E 4 1 8E-4 1 2E-4 8 5E-5 1 2E-2 NA <br /> POE Concentration Limit(mglL) 2 9E-3 NA <br /> 1 OE-1 <br /> 1 OE-2 <br /> 10E-3 ---0 Steady-state <br /> E 1 OE-4 —de t=10 yr <br /> �- 1 OE-5 <br /> c 1 OE-6 Off-sitel Conc Limit <br /> t) 1 OE-7 E - - Off-site2 Conc Limit <br /> 1 OE-8 ' <br /> 1 OE-9 <br /> 0 2000 4000 6000 DistarWO 10000 12000 14000 <br /> I <br /> Concentration vs Time Distance(cm) Ssoo <br /> (for given distance from source) <br /> Time(yr)l 0 3 6 9 12 15 18 21 24 27 30 Time to Reach <br /> x=8600 cm 0 0E+0 3 OE-4 4 9E-4 5 OE-4 5 OE-4 5 OE-4 5 OE-4 5 OE-4 5 OE-4 5 OE-4 5 OE-4 Conc Limit(yr) <br /> Off-sitel(2000 rm) o 0 0E+0 1 2E-2 1 2E-2 1 2E-2 1 2E-2 1 2E-2 1 2E-2 1 2E-2 1 2E-2 1 2E-2 1 2E-2 Off-site1 4 5 <br /> E <br /> Off sde2(0 cm) U v NA NA NA NA NA NA NA NA NA NA NA Off-site2 NA <br /> 2 OE-2 <br /> —tom x=8600 cm <br /> 1 5E-2 <br /> Off-sdel (2000 cm) <br /> E 1 OE-2 —0 Off-site2(0 cm) <br /> u , <br /> 0 -- Off-sitel Conc Limit <br /> 0 <br /> V 5 OE-3 <br /> - - + - OH-site2 Conc Limit <br /> 0 0E+0 <br /> 0 5 10 Tim>2gyr) 20 25 30 <br />