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LEGEND <br /> Groundwater monitoring well <br /> % Dual nested monitoring well <br /> Texaco groundwater monitoring well <br /> Vapor extraction well <br /> TUNE-UP Soil boring (Secor, 1996) <br /> r - , MASTERS ■ CPT boring (Secor, 1997) <br /> I I <br /> • Soil and groundwater sampling location (ETIC, 2007) <br /> ® CPT/MIP Locations ( PSC, 2008) <br /> U STs <br /> I TPH-g Total petroleum hydrocarbons as gasoline <br /> j I MTBE Methyl tertiary butyl ether <br /> _ _ J <br /> L _ j TBA Tertiary butyl alcohol <br /> DIPE Diisopropyl ether <br /> CPT-M5 8485' <br /> ETBE Ethyl tertiary butyl ether <br /> TPH-gBenzene <�5500 1 ,2-DCA 1 ,2-D!chloroethane <br /> Benze <br /> MW-6 + Toluene <0.50 Notes: Analytical results in micrograms per liter fpg/L). <br /> Ethylbenzens <0.50 <br /> Xylenes <0.50 <br /> MTBE <0.50 CAR FORMER TEXACO <br /> TBA 0550 WASH (440 WEST CHARTER WAY) <br /> CPT-M4 (80,851 DIPE 40.50 <br /> ETBE 40.50 <br /> TPH-g 140 112-4)CA <0.50 <br /> Benzene 0.79 ZN % jr W N/ <br /> Toluene <0.50 <br /> Elhylbenzeno <0.50 <br /> Xylenes <0.50 <br /> MTBE 0.68 BMW-1A �Cg CPT-M6 83.88' CPT-3 • CPT-M7 <br /> TBA 9.1 MW-3A CPT-M6 TPH-g 15,000 <br /> m DIPE 40.50 Lu CPT-M5 Benzene 2,100 <br /> Ltd ETBE 40.50 A CPT•M4 Q > Toluene 150 CPT-M7 794' <br /> LU 112-13CA 2.6 C1 C7 A + MW-8 Ethylbenzene 1 .500 TPH-g 10,000 <br /> 300 <br /> C11 V Xylenes Benzene 33400 <br /> MTBE <4.0 Toluene 75 <br /> TBA 44 Elhylbenzene 52 <br /> a z DOOR DOOR DIPE <qp Xylenes 120 <br /> I S •1 • r _ 3 C4 C6 OOR ETBE <4'0 GATE MTBE <0.60 <br /> rn J I • • I �C9 _ 12-DCA <4.0 TBA 92 <br /> N DIPE 0.98 <br /> C2 I CPT? ® I % PPROY. IMA7E LOrCATIOt ! ETBE <0.50 <br /> VFMJ Z cPT-M8 7782' I CPT-MB MW-7Sf713 OF FORI%4ER FIJFI DISPENSER 1 ,2-DCA 40.50 <br /> J NO <br /> TPH-g 8,700 <br /> j41 Benzene <br /> y = AC5 <br /> Toluene 590 <br /> Ethylbenzene 300 SB-2 K •C10 <br /> t� Xylenes 11500 <br /> Y O MTBE 10 Q <br /> aTBA 26 TRENCH DRAIN <br /> DIPE <2.5 SUMP CPT-M900 <br /> ETBE <2.5 *MW-4A <br /> 12-DCA 42.5 NO <br /> o EXTENT OF 0 % QPT.MU74.791 . <br /> m FORMER UST TPH g 250 <br /> N EXCAVATION RAISED DOCK Benzene 1 .s <br /> EXISTING BUILDING EthylbToluenenzene <br /> 0.85 <br /> W-14 •C7 Elhylbenzene <0.50 <br /> CPT-M11 ( FORMER COLOMBO/ MTXylBE 40.50 <br /> MTBE 40.50 <br /> CPT-M71 82-BT TOSCANA BAKERY) DIB E o. 00 <br /> ss <br /> MW-2A * ETBE <0.50 <br /> c TPH-g 130 12-0CA 40.50 <br /> Benzene 1 .D <br /> Toluene 40.50 <br /> Ethylbenzene <0.50 <br /> 01 Xylenes 40.50 <br /> MTBE 1.1 MW-21 <br /> 'v TBA 12 CPT-2 ■ <br /> E DIPE <0.50 <br /> s ETBE <0.50 <br /> m 1124DCA 40.50 <br /> 0 <br /> N CPT-M10 <br /> i <br /> L? akl' <br /> TPH-g 1 ,800 <br /> Benzene 310 00 <br /> Toluene 13 <br /> c Ethylbenzene 2.4 <br /> EXISTING BUILDING Xylenes 18 <br /> c (FORMER DOLLY MADISON BAKERY SITE) MTBE 40.50 <br /> TBA 22 <br /> N DIPE 0.89 <br /> i ETBE <0.50 <br /> 1 ,24)CA <0.50 0 15 30 <br /> 'o <br /> xf <br /> a <br /> i <br /> Approx. Scale (feet) <br /> 0OF <br /> 0 <br /> N <br /> ANALYTICAL DATA FOR GROUNDWATER GRAB SAMPLES ON " B ZONE " FIGURE : <br /> FORMER COLOMBO/TOSCANA BAKERY <br /> N 1444 SOUTH LINCOLN STREET , STOCKTON , CALIFORNIA 95206 <br /> APRIL 2008 <br /> Z <br /> w <br />