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1fil°��°° <br /> SpEA <br /> LEGEND <br /> 1 SHALLOW GROUNDWATER MONITORING <br /> v <br /> WELL LOCATION <br /> Mw 11 A SOIL VAPOR EXTRACTION WELL LOCATION <br /> 1 TPHg <50 <br /> • SOIL BORING LOCATION <br /> Alta£ <7 5/<0 50 i 52Q E��o S�E� <br /> OFFICE EUILDINGn N 1 OO DEEP GROUNDWATER MONITORING WELL <br /> 1525 EL DORADO S_MW 1 <br /> GROUNDWATER EXTRACTION WELL <br /> AREA OF OVER-EXCAVATION DURING 1999 <br /> � <br /> Hg <50 UPGRADE ACTIVITIES <br /> % 1 � 1500 A&B£ NV<20 WS) NOT SAMPLED <br /> ALLEY J L f a MtBE M1<2 o 600 O POWER POLE <br /> Mw 1D_ —' � 230 OVERHEAD POWER LINES <br /> rft 0 FORMER TOSCO MW 2 AftB£ AK/<10 <br /> 1 MW N41/C20 Q SEWCE STATIO" ST 1PHg <50 <br /> c 150'2 E�DDFtADa Mw-8 B <050 <br /> MHB <50 ; 1ft 3200 1 Ds ARB£ 1 /31 CHEMICAL ANALYTICAL RESULTS <br /> � � ANALYTE <br /> MtB£ <2 5/<0 50 9 B 22 Mme£ N J/<2 0 MW 10 ppSK 5 � B g <050 <br /> 1 mw Mt9E Nq/<20 MW <25/C050 CONCENTRATION(ug/L) <br /> 61 MW 7 <br /> MWA <br /> Tft 3Q000 1AFlg <50 , 1 DRIVEWAY <br /> B <2W B <050 c AY ANALYTES <br /> MME 42,000/57,000 MULE 14/16 TPHg TOTAL PETROLEUM HYDROCARBONS <br /> <50 7PHg 200 AS GASOLINE <br /> n°H9 <0 H9 <50 Tft 2,570 B 200 8 BENZENE <br /> TPHg 260 ARB£ 41/64 DMW3B <050 B 16 'WtBE NV<20 AItBE METHYL TERT BUTYL ETHER <br /> B 83 MtB£ NA12 7 MtR AK/<20 (8Y EPA METHOD 802018260) <br /> Alta£ 41/63 MWS (NSJ NOT SURVEYED <br /> B <br /> MW 7 DMYY 2 -2 at9 <1000 NOTE TOSCO WELLS SAMPLED ON NOVEMBER 14 <br /> 2002 AND ARCO WELLS SAMPLED ON <br /> AItB£ 7711,00 70/90,000 NOVEMBER 20,2002 <br /> ) <br /> 1P1tg 28,700 HAR[)ING WAY ' <br /> 8 390 TPHg <50 <br /> MtBE 440/280 8 <Q50 <br /> DwvE A1tBE 35/3i <br /> n TPHg 610 EW 1 58-2 Mw s <br /> S +(SPH) o <br /> g 50 <br /> B <br /> AWE 66 ss/l 4 DRQ EW-6 +s MP DMW-t AItB£ rB/71 I <br /> R 76 <br /> (NS) A MW-4 <br /> coM (DRY) 1�` Mw-1 7PHg 1,s70 <br /> E B 31 <br /> ¢ AC MWE 1,400/1,600 <br /> Qr`7l <br /> PUMP PAVING <br /> AISLAND TPH 140,770 <br /> 9 <br /> AC <br /> z PAWNG B 6,300 <br /> V n MtB£ 58,000/67,000 <br /> Z c BUILDING <br /> 6 Mw8 m <br /> UU y <br /> N PAVING 0 60 120 <br /> TPHg 120 �3 ~r_ S <br /> f DO77NRG UUSTs � APPROXIMATE SCALE <br /> B 075 m i t i$i MW-2 SB-1 FEET <br /> IUMF <2 5/C0 50 ��► 15 <br /> p� B g <0 50 REFERENCE I [`{r DRAWN PR <br /> C� IMW <25/066 TOSCO SITE IS BASED ON ONA"SITE S �-1_COR +PM FIGURE 3 <br /> 9 1.0� PLAN'PROVIDED BY IT CORPORATION, F✓ss-//v Vl` CH FORMER TOSCO STATION 4409 <br /> B 9 r AND IS INTENDED FOR ILLUSTRATION Internatz onal DATE 1502 ELDORADO STREET <br /> WaE 92011,000MW-8 ONLY ARO MO ROW SURV�NG�D BY Incorporated 04APR2002 ST°c+Ro" c"L" R"w <br /> JW NO GROUNDWATER CHEMICAL CONCENTRATION MAP <br /> 77BP 54932 02 NOVEMBER 14&20, 2002 <br />