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I <br /> B--7 B8 3 EXPLANATION- <br /> Parking Area 8-18 <br /> B-5* Soil Boring/Monitoring Well <br /> B-4 � �. Soil Boring/Vapor Well <br /> ��i `�� .� <br /> I i (190) <br /> B� Soil Boring <br /> o, B-2�*-. � ® -* Pumping—Test Well <br /> B-- (11 g10 <br /> 'x(3900) ��� _B 40 1 F —— Underground Storage Tanks <br /> +o ®� v ���� v®�J jW L ---J T1 12,000—Gallon Unleaded <br /> ::D Gasoline <br /> T2 12,000—Gallon Unleaded <br /> Gasoline <br /> ti I o•�v . 3 > <br /> Q r Approximate Limits of <br /> Station B-6 �- --= _=--==_ gyp® - N >— — Tank Pit <br /> Building I'— o % r r 7 ® v�v�— B-5 ®s®o <br /> I I I ®® 0 1 I (52)00 <br /> ® l d®I' I I I •� U <br /> (390 ) Concentration Of Total Petroleum <br /> ® _1 2 Hydrocarbons As Gasoline (TPHg) <br /> 1 ® I I T2 I I v�1•`� I (15) 0In Parts Per Million (ppm) <br /> I I I I I I n Q o Line Of Equal Concentration Of <br /> Total Petroleum Hydrocarbons <br /> I I I I > As (TPHg) In Parts Per Million <br /> i I i I I I I o (Ppm) <br /> L — — J <br /> {� 10 B--9 <br /> • �g-1 <br /> T (<1) <br /> 1 (<2) B-3� <br /> Driveway Sidewalk <br /> Sidewalk <br /> 1 J <br /> MARCH LANE <br /> 20 <br /> Source Map modified from site plan IT 0 20 40 <br /> provided by Unocal and Monitoring Appro !mate Scale (feet) <br /> wells surveyed by Torn 0. Morrow, Inc <br /> 1 CONCENTRATION OF TPH9 IN SOIL (30-40 FEET) PLATE <br /> L <br /> AM mhffffla <br /> & Unocal Service Station No. 898'1 <br /> 4707 Pacific Avenue <br /> PROJECT NO. 38032 so 2��a Stockton, California <br /> 1 <br />