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<br />																													E`4   f- <05
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<br />																				X u     -62,000 			="1 '150"     												BHD-2
<br />																				TPH-G-370,000      	E`   	25[dewalk
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<br />   																										490
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<br /> 																						5-AL   													Le end
<br /> 											Block       				1      						V-12      "i										E_3+  Groundwater Monitoring Well
<br />   											Wall		A     		1
<br /> 																					S 	059      													Dual Purpose 5o[l Vapor Extration/
<br />   											X05
<br />      																1  V-1     			T       - <0 5�  1  										i 	~2® Groundwater Monitoring Well
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<br />										X    �  t <p 5	E-12      		1   				X       - 6 65  		` �F ZO     							+�	V-1 p/      Dual Completion Soil Vapor Extraction/Air
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<br />       								�     					V-101		�    � 						F      -- 390     							� 	S-8	5parging Well
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<br />  								z O 							I      Ef,    "424,     			1E 5 					T '<„     <Q5
<br />  											13,E    �_A<250       		J       X'r    -   27_    			1       					E�      T,  9 3			�    	V-1 A   Soil Vapor Extraction Well
<br /> 											T       -   18 				TPH-G,-,1,200      		V-4�  				8  	X   	13
<br />  											E       -   56      		j E-       	�      �—A V-6    O    						TPH-G-2,000  				S-1■   Air Sparging Well
<br /> 											X, 	280 y      MW-2      r      --T—    1       —       I     														❑T     Existing Groundwater Extraction System
<br /> 											TPH-G;4;80Q   		J	5-3 1	I 		I   	-31 		13 	53o
<br />									l3       -   190								y U5T Complex I S-4, 	1  4   		�_   35,  								6      benzene, Micrograms Per Liter(ug/L)
<br />									T	t    											■�     /  		E '     - 250   								T      Toluene,ug/L
<br />  										4191 	MW-5   		r  			I  						X       - 350   								E      Ethyllbenzene, Loll-
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<br />      									��� -'� 24       �       		�      E-11 		�`�-���I �     �    		TPH-G -4,700  								X      Xylene,ug/L
<br />									X  	800   				lV-9/      		I    	!J V-gay      												TPH-G   Total Petroleum Hydrocarbons a5
<br />									TPH=G,-n8,200    5VET5      		15-7      V-5V-11       --———     	P  														Gasoline, ug/L
<br />       															S-     									O    					NORTH   			Approximate Extent of benzene f
<br />  											Trash Enclosure		■      -       -1----fS--�—�--E-2     		�°    	E-7
<br /> 											— — — —     --  	—  	— —•�` —  	— —  	—   	y   B       - <05  								in Groundwater, ug/L
<br />       										Public Utilities Easement 		block Wall      			T       				r
<br />       																									p   T  t}   r <O 5>   		0	20       40
<br />  											— — —  	—       	— — — — — — — — — ` — — —  b  	5 6`     X       - <O 5       						-r�    Remediation System Piping
<br /> 																								'     R   						Scale [n Feet
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<br />      																										TPH-G -  <50
<br /> 													T  T    -   <0 5  								E     == r 15,   									Note
<br /> 													E       -   43`     			Single Story  		X    	15 				PR-2     				Milo E-3,E-4, E-5, E-6, E-7, PR-1,PR-2,5HD-2, MW-1, MW-2
<br /> 													X
<br />       														605   							E      TPH-G- 7301   									and MW-3 on a semi-annual sampling schedule  Wells Sampled
<br /> 													TPhinG" 2,000   			Condominiums								B       _ <0 51   			during the lot and 3rd quarters of each year
<br />     																													T       = �p5     	SITE
<br />     																													E						ARCO  Facility  No    2133,
<br />       																						i 								<05
<br />     																													x  	<0 5     				Stockton,  California
<br />  															b       - <0 5   	1 - Story       	MW-3 B       ` <0 5       			TPH-G - r<50    	TITLE
<br /> 															T       - <05   Residential Housing 		T       - <05     								i consMarcht 18a
<br />																																							ndn19,   1996 Map,
<br />  															E       - <05 						E       - <0 5
<br />    																																							PROJECT
<br /> 															X       - <05
<br /> 																		MW-4     			,    X,  a , ,  <0 5       							B   lZ   O   W   N     A  N  D     		3316       Figure
<br /> 															<TPH-G --58     					!    TP>H-G    <50       							C   A   L   D   W   E   L   L   DATE	5-20-96   	2
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