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1 <br /> EXPLANATION HARBOR SEA <br /> F0 <br /> FOOD STORE <br /> FORMER <br /> Groundwater Monitoring Well FORMER PUMP <br /> LIQUOR VACANT ARCO CHARTER WAY W MW-155 <br /> $TORE <br /> STATION G4 -937 <br /> Vapor Extraction Well LOT <br /> BATT&TACKLL (1900) <br /> ISLANDS �O Z (240) <br /> Groundwater elevation contour in feet referenced <br /> to mean sea level (msl) Arrows Indicate ' <br /> approximate groundwater flow direction <br /> WEST CHARTER WAY / <br /> MW-1 <br /> -850 Groundwater elevation in feet above msl -832 <br /> (44) <br /> MW 4 (5 3) VEW-3 9 5 <br /> (NA) NA=Not analyzed -g 7U VEW-1 l <br /> -8 0 (3 5) M -9 <br /> M -7 <br /> -�s�. , <br /> (ND) Benzene concentration in ppb PUMP AID (6 3) �� MW-5 -938 <br /> ND=Not detected 0 I _ .961 (3809) <br /> ISLANDS VEW-2 I �6 8)) (C2S0) O <br /> (ND) MTBE concentration in ppb MW-13 U �I I � 7 W <br /> FORMER YEW-4 �/) MW-17 <br /> -896 i TEXACO TUNE UP ]l <br /> Notes Monitoring performed on 25-May-99 (ND) STATION I 1 MW=11 _g 3S CENTRO <br /> Approximate hydraulic gradient=0 003 -0 007 (ND) RnU��Fs 1 I / MASTERS -918 (t5 0) MART <br /> MW-2 r (980) (<25) 1 <br /> -87 MW-3 (¢50) <br /> 33 <br /> MW-6 (120) -(9770) <br /> CHEVRON STATION lND) (ND) (110) <br /> l rAx IA+it ! <br /> Z <br /> FENCE (ND) <br /> V) <br /> MW"8 N <br /> U <br /> -965 <br /> (ND) N <br /> MW-14 <br /> -9 03 0' <br /> (ND) ' <br /> BUILDING <br /> (ND) <br /> 1 <br /> MW-16 <br /> NA Scale <br /> i <br /> BUILDING <br /> 0 30 60 120 Feet <br /> 1 Inch=60 Feet <br /> a <br /> � 1 <br /> Base map from RRM map dated 11-Aug-98 r <br /> PLATE GROUNDWATER CONTOUR/CHEMICAL CONCENTRATION MAP <br /> Former Texaco Service Station 4 CAMBRIA <br /> 2 440 West Charter Way ' <br /> Stockton, California 241-1399 <br /> Drawn By SL Date 16-Aug-99 Approved By_ Date 8' 2- <br /> } <br />