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• s <br /> RBCA Tool Kit for Chemical Releases,Version 1 3a - <br /> RBCA SITE ASSESSMENT <br /> TIER 2 TRANSIENT DOMENtCO ANALYSIS <br /> Site Name Tuff Boy Completed By GPS Job ID 335 <br /> Site Location Manteca, CA Date Completed 25-Sep-02 2 of 5 <br /> Constiuent Toluene <br /> Source Medium Affected Groundwater <br /> Biodegredation 1st Order <br /> Concentration vs Distance from Source Time(yr) 1 a Off-sites Off-site2 <br /> (for given time) Residential Hone <br /> Distance(cm) 0 580 1160 1 1740__J_2320 1 2900 3480 4060 4640 5220 5800 2450 NA <br /> t=1 0 yr � 8 OE-4 20 -6 4 OE-8 1 3E-9 4 8E-11 2 OE-12 8 SE-14 4 2E-15 2 1 E-16 1 1 E-17 5 6E-19 2 3E-11 NA <br /> Steady-state tate <br /> E 8 OE-4 2 OE-6 4 5E-8 1 9E-9 1 2E-10 9 3E-12 9 2E-13 1 1 E-13 1 5E-14 2 3E-15 4 OE-16 16 5E-11 NA <br /> POE Concentration Limit(m91L) 7 3E+0 1NA <br /> 1 OE-3 <br /> 1 OE-4 <br /> 1 OE-5 0 Steady-state <br /> os 1 OE-6 <br /> E 1 OE-7 —,ate t=1 0 yr <br /> c 1 OE-8 - - ia- - Off-sitel Cone Limit <br /> 0 1 OE-9 <br /> 01 OE-10 - - — - Off-site2 Cone Limit <br /> 1 OE-11 , <br /> 1 OE-12 t i <br /> 0 1000 2000 Dista99e 4000 5000 <br /> Concentration vs Time Distance(cm) 2450 <br /> (for given distance from source) <br /> Time(yr) 0 3 6 9 1 12 1 15 18 21 24 27 30 Time to Reach <br /> x=2450 cm 0 OE+0 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 Conc Limit(yr) <br /> OH sdel(2450 cm) o 0 OE+0 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 6 5E-11 Off-sitel NA <br /> Off sde2(0 cm) U NA NA NA NA NA NA NA NA NA NA NA Off-site2 NA <br /> 7 OE-11 <br /> 6 OE-11 �}—x=2450 cm <br /> as OE-11 <br /> Im Off-sitel (2450 cm) <br /> E4 OE-11 <br /> u3 0E-11 Off s3te2(0 cm) <br /> 02 0E-11 - - - - Off-sitel Cone Limit <br /> 1 0EA 1 - - + - Off-site2 Cone Limit <br /> 0 OE+0 V- 0 0 0 0 0 0 i 0 0 o ----6 <br /> 0 5 10 Timtoyr} 20 25 30 <br />