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04112/05 <br /> EXPLANATION o M o <br /> N <br /> S-7 Priaposed deep Shell monitoring well location N <br /> SB-6 Proposed Shell soil boring location m o <br /> S-1 Shell monitoring well location W O <br /> I71� <br /> SB-1 O Shell soil boring location V U- <br /> Z9 Z9 MW-1 Tosco monitoring well location -gyp <br /> s 7NA <br /> �. p MW-2 Destroyed Tosco monitoring well location <br /> o <br /> \\ NA Not analyzed 6— <br /> r r 9.56 <br /> <0.50 Not used in contouring <br /> <050 <br /> Groundwater flow direction <br /> \\ \ Groundwater elevation contour, in feet above <br /> \� \� XX XX mean sea level(msl , approximately located <br /> -9.47 \ dashed where inferred pp y <br /> <0.5c ��, Well designation <br /> <0.50 <br /> Auto Auto \ \. ELEV Groundwater elevation, in feet above ms] <br /> Service Service \ PN APN tlenzsn?3 <br /> Former ;,, � Benzene and MTBE concentrations are in <br /> UST Pit _12.53 - 113- .%2-1 113-042-2 parts per billion and are analyzed by <br /> Waste Oil, , <br /> ,.00 UST -9.09 `013 APN EPA Method 8260. <br /> <0.50 113-042.3 APN Approximate horizontal gradient=0.003 <br /> \ 113-042-4 <br /> DisFsnser -9.32 Q <br /> Isla-,\ <500 — <br /> • -9.07 \ \ s.ACie <br /> <0.50 \ CPT-6 /�' . cc <br /> Tosco Station SB-3 <br /> 2.7 613-2 -9.92 <br /> ` (Former BP#1192) -9.34 \\\ SB-6 � <br /> \� Former \� S�7 300 <br /> <0.50 \�, RCPT-5 B-400 � Farmer , <br /> \ <br /> UST Pit <50 r9.5 O SB-4 B.8 waste oil ZA V <br /> Kiosk ` NA CP O O CPl B-3 UST ¢0 <br /> Former B-1O r, O 0O SB-1 <br /> Dispenser B-2 B-7 \ <br /> C # \ Island i --- <br /> -9 08 7yp.of 3} <br /> L <br /> ` USTs <0.50 O B <br /> 0 MW-2 0.65 - ---- - SB-5 Premier Credit Union <br /> cS` CPT-7 b PN APN <br /> O 113P2-14 113-042-13 <br /> -- Dispenser Former UST <br /> 7<0.1 <br /> Islands $-g0 Former Shell Service Station <br /> -9.21 O CPT-1 1267 N. Country Club , <br /> X0,50 0.50 Z900 CPT-3 --- - — - - - -- - \ <br /> o ry l p - - - - - - -- - <br /> 0 <br /> _8.54 Sidewalk <br /> -- - <0.50 — - — - - <br /> ? NA I (� � <br /> Y. }� N I •� co <br /> U' Ot 1 1 k} ( 1.1 8/101 LAI . IR0 Cl) <br /> 70 -0- <br /> <0�5 <br /> Z' .c M cD o 0 0 <br /> '_ <br /> FIGURE r U o <br /> 0 0 20 40 80 0 z <br /> Scal (ft) Li ° Q <br />