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i <br /> NORTH SOUTH <br /> AS-2f <br /> A (Prot 2') AS--3 /"► EXPLANATION <br /> MW-3 VW--4 VW-2 VW-5 S,D VW-3 <br /> (Prod 4') (Prot 4') (Prof 5') (Prod 6') <br /> SILT, SANDY SILT, CLAYEY SILT <br /> 0 , . " sy 0 <br /> _a. .� -�'' �•_''_,� AND, SILTY SAND <br /> ' r <br /> '=' I'ST COMPLEX BACKFILL <br /> 7830/7.28/101 <br /> t • L thologic contact, queried where uncertain <br /> 20 �� —� . , `� 'n 20 VW-1 Wel[ designation <br /> • . — � � y' , .+tea= �r ��- ..a�, •y^n, , `~f,. <br /> t • _ �-- Bpre hole <br /> 1730/<O 5/2 06 18,800/573/2300 No purge sample from VW well <br /> r• - 30 TPHG/Benzene/MTBE concentration (ug/L) <br /> 30 6970/6 78/1 21 ;` 2250/<1/0 41 <br /> LL_ `� '�, " 1730/<O5/206 Soil sample <br /> • 328/1 71/2560 13,2001822/<125 39,340/2360/<50Q <br /> TD=35' TI?HG/Benzene/MTBE concentration (mg/kg) <br /> LLJ a 40 3880/11 5/0 388 40 Static water level measured <br /> FlIter pack <br /> } <br /> Y TO=45' 423/3 75/<O 1 TD=45' Sb reened interval <br /> E TD=46 5' <br /> N 50 50 TD=45' Total depth (feet) <br /> A <br /> b o267/00249/<O i 11co 2590/894/793 A H dropunch sample <br /> E x \ <br /> ° ° ° <br /> V VTI]HG/Benzene/MTBE concentration (ug/L) <br /> m <br /> y y <br /> U V <br /> LU <br /> a 60 s 61/0 0369/<O 1 60 ug/L = micrograms per liter <br /> rT3g/kg milligrams per kilogram <br /> 40,200/333/<500 A TPHG = total petroleum hydrocarbons <br /> TD=65' TD=64 5' <1/<0 005/<0 1 as gasoline <br /> oo <br /> a It% 10,200/210/864 MTBE = methyl tent butyl ether <br /> Z 70 TD=69' L 70 <br /> a <br /> 3 <br /> 0 20 40 DATE DEC 1998 t FIGURE 3 <br /> J Dw� was ARCO PRODUCTS COMPANY <br /> SCALE IN FEET APP FORMER SERVICE STATION 548, 1612 HAMMER LN. <br /> 4 ENVIRONMENTAI. SOLUTIONS REv STOCKTON, CALIFORNIA <br /> ` o o A DIVISION OF EMCON {Horizontal)Q [ PROJECT NO CROSS SECTION A-A' <br /> E 3 20805-1400 <br /> v� <br />