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' `I ♦1 <br /> 4 <br /> , I <br /> N <br /> Mw-10 MW-9 s-t3 <br /> ND<0 50 ELM WOOD A VENUE ; S-5 � LEGEND <br /> D <br /> ND<0 50 <br /> Mw-13 `I' Monitoring Well with <br /> NA Dissolved-Phase MTBE <br /> U- MW-13 Concentration (pg/1) <br /> — -_,_•.- -.�.�� sP-c O <br /> + WASTE OIL ' �- j I S-6 * Groundwater Monitoring <br /> TANK OIL 1 ND<o 50 I Well (Shell) <br /> CHANCE I SP-D ® Vapor Extraction Well <br /> AUTO �.1 I_ BUILDING I ! VW-2 <br /> SERVICE SP-B _34 MW-11 _ Q <br /> BUILDING 11 <br /> Mw- ,.Mw 3 -n ND<13, ?� SP-G O Ozone Sparge Point <br /> 1 g ND<100 <br /> OQ SP-A -- I-� SP-E Z (Shallow) <br /> + I i <br /> OQ I Mw-11 X Groundwater Monitoring <br /> MW-4 a <br /> I FRf�E 12 I DISPENSER MW-7 � S-3 II Well (75' Deep) with <br /> U_r <br /> Vw-11 ISLANDS - ND<100 f� i Conductor Casing <br /> NA <br /> (dVVEW, as Ts i ? _AES E circ MW-2 QJ Destroyed Well <br /> �r SHED f ( � I I S-2 L J TAAIR S-1 <br /> TRASH K10SK SP-F Y �10� Dissolved-Phase MTBE <br /> 1 O --__— -I J NA Contour (,I-i9/l) <br /> F ---__- Mw-12 <br /> _ - <br /> CAR WASH -� O �-c=--- Sp_J a 0 S7 rGR FFA L-J <br /> CLARIFIER TANK, , --U5Ts VW-2 US T5 T� r �R P,,Il 0� <br /> r Q i---======�MW-2 I C (D -C' r1E V 5r tit t <br /> NOTES <br /> W-15f r �--4 _ <br /> 22 SP-H-- -� , L- I FORMER SHELL Contour lines are interpretive and based on <br /> + _ ;K21 MW-1 S_4 STATION laboratory analysis results of groundwater <br /> — -- ND<0 50 samples MTBE = methyl tertiary butyl ether <br /> " — - NA !Jg/I = micrograms per liter ND = not detected <br /> c at limit indicated on official laboratory report <br /> --------------- <br /> ----------------------------- <br /> UST = underground storage tank Results obtained <br /> 1 using EPA Method 82608 Data for Shell station <br /> COUNTRY CLUB BOULEVARD provided 6y Blare Tech = not analyzed, <br /> measured or collected Dashes indicate contour <br /> MW-8 based on non-detect at elevated detection Irma <br /> f <br /> ND<0 50 <br /> DISSOLVED-PHASE MTBE <br /> CONCENTRATION MAP <br /> August 10, 2004 <br /> { Former BP Oil 11192 <br /> O 1403 Country Club Boulevord <br /> Stockton, California <br /> SCALE (FEET) <br /> II ! <br /> IL <br /> 50 10 <br /> 0 <br /> rl? FIGURE 5 <br /> Graphics on Ir1(I)\GRAPHICS\Projects By \20-x11000\11792t�11792QA4Sdwg 11/3/04 bbs <br />