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• Table 1F-- l Anal ticaResults of Sail Samples <br /> • <br /> Y p <br /> Former Tosco(Unocal)Service Station No 5421 <br /> 7303 Pacific Avenue <br /> Stockton,California <br /> Sample Date Sample TPHg Benzene Toluene Ethyl- Xylenes MTBE MTBE TPHd O&G VOCs SVOCs <br /> Location Collected Depth Benzene by 8020 by 8260 <br /> and ID (feet) (ppm) (PPM) —Wm) (ppm) (ppm) ( m) (ppm) (ppm) (ppb) (ppb) (ppm) <br /> Former UST Complex Excavation and 0%erexcavation <br /> UX-1-16 4115198 16 ND ND ND ND ND ND ND' <br /> UX-2-15 5 4115198 15 5 10,000 120 820 220 1,200 77 ND2,6 <br /> UX-2-22 4115198 22 16 032 0 83 036 19 ND8 ND' -- -- -- <br /> UX-2-25 4116198 25 15 041 14 036 2 1 NDe ND' •- -- -- -- <br /> UX-3-16 4115198 16 ND ND 0 024 00074 0 045 ND ND' -- -- -- -- <br /> UX-4-17 4115198 17 25,000 270 2,200 530 2,900 170 ND' <br /> UX-5-16 4115198 16 63 0 023 032 0 11 067 0 051 ND' -- -- -- -- <br /> UX-6-16 4115198 16 2 4 00065 0 054 0 019 Oil ND ND' -- -- <br /> UX-7-26 4121198 26 10 0 068 028 0 2 1 1 ND ND' <br /> UX-8-26 4121198 26 24 077 3 3 05 2 9 ND ND' .- <br /> Former Product Lines <br /> UT-1-4 4115198 4 19, 0 099 0 047 ND 001 ND ND' <br /> UT-2-4 4115198 4 ND ND 0 010 ND ND 0 089 ND' -- -- -. -- <br /> UT-3-5 4115198 5 13 0 029 0 050 00093 0 051 ND ND' <br /> UT-4-6 4/15/98 6 ND ND 00053 ND ND ND NDi -- -- -- -- <br /> Former Waste Oil UST Excavation <br /> UW-1-11 4115/98 11 ND ND ND ND ND ND ND' ND ND ND3 ND3 <br /> Former SandA'Vater Separator <br /> OWS-4 4121198 4 ND ND 0 016 ND 0 023 ND -- ND ND ND3 ND3 <br /> Waste 011 UST Pit Stockpile <br /> UWS-1 (comp) 4116198 -- ND ND 00077 ND 0 021 ND __ 2 72 ND ND4 ND3 <br /> For Explanation refer to page 3 <br /> 14016202 I <br /> 612199 <br />