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14-Apr-04 <br /> ! i CL rt <br /> i C> <br /> 4 EXPLANATION O M N <br /> cli <br /> S ll groundwater monitoring well O O i- <br /> . s, ' �Tco groundwater monitoring well MW-10 MW-9 <br /> {c <br /> -975 -1015 Dekroyed Tosco groundwater monitoring well 4) r LLC <br /> (<0 50) (<0 50) Grpundwater elevation contour in feet cc d <br /> (<2 0) (<2 0) refirenced to mean sea level (ft ms]) Arrows � V <br /> indicate approximate groundwater flow a 0 <br /> dnr ction O V <br /> ELMWOOD AVENUE s 5 -10'$°0_ -11 40 Groundwater elevation in ft msl � v <br /> -10 46 (10 0) {<0 50) Benzene concentration in parts per billion(ppb) <br /> <100) (NA) (NA) MTBE concentration in ppb E <br /> (NA) O <br /> <x Not detected at reporting limit x L <br /> -13 V <br /> � -10.07 � � <br /> NA Not analyzed <br /> Waste Oil (<0 50) * Not used in contouring <br /> UST \ (<2 0)0) Z 113-042-1 APN - <br /> �..E A roximate hydraulic adient-0 003 <br /> Auto MW-11*1 113-042-2 ]1P Y gr <br /> Auto Service -12 53 <br /> Service I- Former \ (<2 5) <br /> I ,UST Pit (48) a ` APN <br /> Ie IMW-$ 113-042-3 <br /> f -9.72 <br /> L APN <br /> (<0 50) I 0.3 113-042-4 <br /> ` ' -10.32 <br /> MW-4 (4 0) a MVV-7 ` �/' (<2.5) <br /> '9.66 Dispense -9 94 j ` (NA) Q <br /> (<0 50) Islands - -s(<100)I MW-3 <br /> ♦ 1 <br /> • (20) m <br /> 4 (<400) ca <br /> i <br /> � Tosca Station r---�i (<100)\ I Former L J Former Waste g_I <br /> -- 1 (<400) I UST Pit Oil UST +-10.44 Q <br /> Kiosk �---- -1 (170) U <br /> 9-2� 1 1 Former USTs (NA) <br /> - <br /> -1007 I 1 <br /> USTs <br /> ❑ BMW-12 Former <br /> -972 Dispenser <br /> (<0.50) Island <br /> Premier Credit <br /> R U Mme'-2f<2 0) (Typ of 3) 1_4Union APN APN <br /> \� -- 1 3-042-14 113-042-13 <br /> Y Dispenser Former UST <br /> Islands ----1 'I Former Shell Service Station <br /> -953 MW-1 1 <br /> - - - (<0 50) - -9.83 C <br /> \ S-4 <br /> (3 Y) (c40) <br /> -1008 Sidewalk 0 <br /> 9 (<0 50) <br /> 9 (NA) <br /> COUNTRY CLUB BOULEVARD ` .v 2 <br /> MW-8 <br /> . -9.56 <br /> = U <br /> (<0.50) N <br /> (<2 0) Scale(fl) L c U <br /> FIGURE o <br /> 0 20 40 80 EU2 0 ILO 0 <br /> U <br /> I - 0 <br /> GU. T <br />