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MOKELUMNE AQUEDUCT <br /> ✓ (PIPELINkS) EXPLANATION: <br /> SHALLOW GROUNDWATER MONITOR WELL <br /> DEEPER GROUNDWATER MONITOR WELL <br /> GROUNDWATER EXTRACTION WELL <br /> SFPP PIPELINE 0.58 7 -,. .. <br /> � ' j DESTROYED SVE PILOT TEST WELL <br /> BH-2 DESTROYED 5VE WELL <br /> l LOW A�1EA FOR�ER <br /> gH.g 1 GROUIIDWATER N©<0.50 + DESTROYED GROUNDWATER MONITOR WELL <br /> x TREAT VIENT x �" <br /> - <br /> X FENCE <br /> M-2 SYSTE AREA 5L®lCl ICAl <br /> Ns WHISKEY <br /> N-z <br /> 2001 Source Area Investigations <br /> FORMER SFPP PIPELINE 15 <br /> LAREA N 7 Hand Auger Borings-Shallow <br /> RW-2 x <br /> 0 Direct Push Borings-Shallow <br /> �LOVWV I M-10 © Direct Push Borings-Deep <br /> -" HA-2 F N 23 + I NO<0.50 <br /> VEW-1 0� g <br /> DISSOLVED TPHg ISOCONCENTRATION <br /> ® LOW N 22 G� RW-3 ® VEW-6 �0 0 CONTOUR LINE <br /> AREA <br /> i' .1 EW.4 �� ND<0.50 DISSOLVED TPHg CONCENTRATION <br /> N-6 � a MILLIGRAMS PER LITER(mg1l) <br /> M � <br /> VEW-3 f � V -9 �VEW-1() ND<0.50 TPH9 TOTAL PETROLEUM HYDROCARBONS <br /> AREA WITH BH 1� % <br /> °EW I PURGEABLE-GASOLINE RANGE ORGANICS(C4-C13) <br /> v STANDING HA-6 O / <br /> WATER (, / �� W" + VEW-8 I�- FORMER NA NOT DETECTED AT OR ABOVE THE <br /> 2.9 ® � -SOIL VAPOR LABORATORY REPORTING LIMIT <br /> LOW TREATMENT <br /> NS NOT SAMPLED <br /> AREA 1.50 VEW-2 VEW-7 ✓ N-24* AREA <br /> N-16 <br /> N-17 ND<0.50 <br /> t <br /> 0.6 / 2.2 <br /> NOTE: TPHg CONTOUR LINES <br /> BH-13 <br /> BH-12 INTERPRETN8 FROM THE EDFINWITH AID FROM DATA <br /> ' <br /> M-3 �� 5.3 / CHARACTERIZATION REPORT <br /> NS ` —1 0� (CH2MHILL,2002). <br /> 'r AGRICULTURAL FIELDNOT USED IN CONTOURING,DEEPER WELL <br /> k k <br /> l ARCADY OIL COMPANY <br /> MUD DISPOSAL SITE M-8 N-19 <br /> NO 0.50 <br /> / ND<0.50 <br /> A- *N-18 <br /> NO<0.50 <br /> � w <br /> I � <br /> . .i <br /> x <br /> 0 100 200 <br /> FENCE APPROXIMATE SCALE IN FEET <br /> x <br /> Figure 4 <br /> Dissolved-Phase TPHg <br /> Concentration Map, <br /> March 12, 2013 <br /> Holt Release Site <br /> W1300824121627375C0435516.A1.02ht01t_TPH9rev1.ai4f13 <br /> CH2MH1LL <br />