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1. <br /> ..:I. ...� .... ...........: ..,.o- „ .. ... .. - .�F 11. <br /> a i 1 ... I ' ' 1 1 . II- li. 1 , , � a 1, 1 . ..I � 1 11 F. •I <br /> HAM M'ER <br /> LAN E <br /> 71 r Driveway Sidewalk Driveway EXPLANATION: <br /> I. <br /> Soil Boring <br /> B ' 15 B-S/MW-3 C� Product tine Sampie <br /> ' I I B-19/MW-5 . <br /> Dispenser Soil Boring/Monitoring Well <br /> Islands I ' S-6-PL1 B-5 <br /> W <br /> B-13 a 6 •B-1$ B-14/VW-3 Soil Boring/Vapor Extraction Well <br /> (>1/<0.005) (<1.0/<0.005) <br /> o <br /> E , <br /> Canopy 1 �$- �(6.4/0.93)) n Underground Storage Tanks <br /> I � <br />• T4I T1: 4,000-Gallon Regular Gasoline <br /> T2: 4,000-Gallon RegI <br /> u lar Gasoline <br /> B-7/'MW-2 0 <br /> <j A/<0.005)+ Q T3: 6,000-Gallon Supe Unleaded Gasoline <br /> Station /� �• _• 1' LJ T4: 10,000-Galion Unl' aded Gasoline <br /> Building % B-11/VW-2 06- F- <br /> T5: 2$0-Gallon Waste Oil Tank <br />• <br /> (71/0.031) �•` W (1400/0.61) Concentration Of Toto} Petrol urn Hydrocarbons <br /> l As Gasoline/Benzene in Soil easured in <br /> T511 s B-6/MW-1 Parts Per Million (ppm) <br /> I B-1 - (160/<0.12� m <br /> B-16o cB-12 °(1400/0.61) 1 i �. ESTIMATED LIMITS OF RES] UAL TPHg IN DEEP <br /> (<1.0/<0.005 1� VADOSE ZONE (21-40 FEET BELOW SURFACE <br /> r�L1 GRADE) CONCENTRATIONS >20 ppm <br /> 9-17o B--3 <br /> B-2 a II'' 1 ff T2 1 T3 I r4 ®(650/<0.005 <br /> I (<1.0/0.006) -11 J I I B- 10/\11+V-1 <br /> LJ 'Y(,340/<0.25) <br /> B-9/MW-4 BA/VW-3� / <br /> (260/X0.25) B-19/MW-5 <br /> (<1.0/<0.005) <br /> Approximate Property Boundary 8-21/MW-6 <br /> (<1.0/<0.005) <br /> 0 15 30 60 <br /> Map Modified from Map Provided by Approximate Scale (feet) <br /> ARCO Products Company. <br />� � �►e RESIDUAL HYDROCARBONS IN SOIL FROM 21-40 FEET BELOW SURFACE GRADE PLATE <br /> ARCO Service Station No, 648 <br /> 1612 Hammer Lane 1� <br /> PROJECT NO. 30004 0o04K1 Stockton, California <br /> i <br />