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27 Apr-04 <br /> 0 Q? N <br /> G O °' <br /> ►LCI)A1�1-18 V N <br /> Harbor Sea Food CL -0 <br /> W LL <br /> Store --Former I � "[..i <br /> Pump ?i <br /> Liquor Store Vacant Lot Former ARCO Islands Charter Way Z _ C O <br /> 441 W.Charter Way , Bait&Tackle .MW-15 C) &- <br /> :f -14 52) <br /> Arco M -8C° Z <0 50 (� Q? <br /> <0 50' <br /> u 114N-81i O <br /> U <br /> WEST CHARTER WAY v <br /> .E <br /> t <br /> MW-7 /-1399 <br /> MW-1 MW-5 Mme'-9 U <br /> -1355 -1411 -1441 <br /> <0 50 11500 14 2,600 <br /> 052 MW-A 1550 85 <25 <br /> -13 85+ +VEW-1T <br /> Pump b <2 5 VF-W-2 VEW-3 <br /> a ^? 160 <br /> Canopy � <br /> Ui4 ' V-.W- a —islands Food VEW. Q <br /> al <br /> Mart <br /> '411N-1 12(1 MW-111 } m <br /> MW-13 4RS-1812#) '--- ,_���- 14IEi-it-ft3 <br /> - Former -1443 <br /> -1367 _-- ' _; i -�' Texaco Pit Stop 1,800 Ft-11-1'2 + MW-17 Centro Mart Q <br /> <0 50 Product Lines Former& <br /> Station/ Lube and 87 -1473 <br /> <050 Current U <br /> United Tune <0 50 <br /> USTs Gas <0 50 <br /> F[ <br /> MW-6 �;4==== - r.y <br /> -13.38 .13 61 ;;; MW-3 T <br /> Chevron Station <0 50 <0 50 ,;� -1400 / N <br /> <0 50 <0 50 110 <br /> 508 W Charter Way Car Wash �'' <5 0 1 59 EXPLANATION 0 <br /> Vent Lines Fence <br /> / MW-8 I �D� 910 Groundwater r tonrtonng well-Zone A <br /> -1412 Groundwater r onitoring well-Deeper zones � <br /> [--i <0 50 Remediation <br /> W <br /> <050 / Enclosure Vapor extracti n well C <br /> �p v 0 Destroyed wel O <br /> V) Groundwater elevation contour in feet referenced <br /> Z <br /> / Toscono Site 4 y to mean sea level(ft ms]) Arrows indicate V) <br /> 4�q 1444 Lincoln St. approximate V oundwater flow direction <br /> (UST case) I Well designate n •� <br /> a M3 SQ 1W 6/ Groundwater elevationft msl 0) <br /> Scale (ft) <1 0 -13 58,,,, Benzene concentrations in groundwater in parts per O <br /> 86 <0 50 billion (ppb} ca <br /> 0 25 50 100 s 0 65 —MTBE concentrations in groundwater in ppb W c <br /> 1426 Lincoln St. <br /> MW-16 0 <x Not detected a�reporting limit x = o <br /> (UST case) , NM Not measured FIGURE 1 U U <br /> WeiI MW-8 sam led February 13,2004 w o <br /> CF) Approximate hydraL lie gradient=0 003 to 0 007 o <br /> 2 <br /> LLU <br /> Q � <br /> r U) <br /> i <br />