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i <br /> B-7 <br /> B8 3 EXPLANATION: <br /> v <br /> i <br /> Parking Area _.��----���� q�� B-18 B-5� } Soil Boring/Monitoring Well <br /> �•• * (<1} <br /> �.�,..� 10, •� B--13 <br /> 1 r B--4��•`1���� •���� �`. - - Soil Baring/Vapor Well <br /> ! 1 � <br /> (190}� •4°•roa � �'~�.•� mob. v <br /> e •~ .� ` B-91Soil Boring <br /> B 2®� �•`� �® -* Pumping—Test Well <br /> sX B-11 (810) 1 B-13 , 1 I <br /> 3900) 140 f r—,� Underground Storage Tanks <br /> �� i 1w L T1 12,000--Gallon Unleaded <br /> ! ♦ r� I • <br /> � Gasoline <br /> T2 12,000—Gallon Unleaded <br /> 4 W Gasoline <br /> ������ 2 Q r — ' Approximate Limits of <br /> Station B_g 1 L—— �-- — —— — �� mow e— J V) — '_J Tank Pit <br /> Building (25} r —" ® •�� r B-5 ®r® <br /> U <br /> _aI. fop vV E (3900) Concentration Of Total Petroleum <br /> • o ! ! I I o�� ] B-12 Hydrocarbons As Gasoline (TPHg) <br /> Dd , T2 1 �,�f�1 I ] (1.5) U In Parts Per Million (ppm) <br /> Line Of Equal Concentration Of <br /> ! ! p�iobo <br /> 3 � v Total Petroleum Hydrocarbons <br /> As (TPHg) In Parts Per Million <br /> (ppm) <br /> L LTJ L- J J I <br /> _ B-9 } <br /> � 10 m <br /> (<1} B-1 <br /> (<2) B-3* <br /> (<2) 1 <br /> Driveway Sidewalk J <br /> Sidewalk <br /> MARCH LANE <br /> Source- Map modified from site plan 20 � 0 20 40 <br /> provided by Unocal and Monitoring <br /> wells surveyed by Tom 0. Morrow, Inc. Appro imate Scale (feet) <br /> v CONCENTRATION OF TPHg IN SOIL (30-40 FEET) I PLATE <br /> - ���JA Unocal Service Station No. 6981 <br /> 4707 Pacific Avenue i 12 <br /> PROJECT NO. 38032 sn 2J7B Stockton, California <br /> I <br />