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MQIa-I.I WINE AQUEDUCT LEGEND: <br /> (PIPI'.I 11\11-S) <br /> �- SHALLOW GROUNDWATER MONITOR WELL <br /> -} DEEPER GROUNDWATER MONITOR WELL <br /> y GROUNDWATER EXTRACTION WELL <br /> SFPP PIPELINE 0.61 ¢ DESTROYED SVE PILOT TEST WELL <br /> BH-2 / ® DESTROYED SVE WELL <br /> LOW AFEA — FORMERS +MM 1 + DESTROYED GROUNDWATER MONITOR WELL <br /> BH-6 RQUNDWAiCR NS <br /> TREATMENT \ (unable to FENCE <br /> M-2 H-6 YSTEANAREA \ HISKEY SLOUGH ROAD <br /> NS access <br /> \ ..FORMER SFPP PIPELINE 2 _7 N-21 \ end * 2001 Source Area Investigations <br /> \ OW S \ <br /> A IfJv-77 \ x Q Hand Auger Borings-Shallow <br /> \ W <br /> \ I 1 1 O c$`� 0 Direct Push Borings-Shallow <br /> LOW qR (§" <br /> -AND<0.50 Direct Push Borings-Deep <br /> J� HA / N-22 GN 23 + \ �®-5 \\} VEW-6 /-0�� / CONTTOUR LIBENZENE ISOCONCENTRATiON <br /> OJ AREA LOW / / VEWA RW-34 <br /> +" \ ND<0.50 DISSOLVED BENZENE CONCENTRATION <br /> Q / / /T N ti «ai I +VZ I + �N-20 IN MICROGRAMS PER LITER(ugH) <br /> VEW-3 / %(E W-9 I VEW-10 ND<0.50 ND NOT DETECTED AT OR ABOVE THE <br /> QQ �i AREA WITH SH rl ® VEW-1 l I(9 4. LABORATORY REPORTING LIMIT <br /> v STANDING HA- ¢ _ I <br /> �QQ WATER o"s 6 0 +/V-/�7•�w-' 6 +/� SOL VAPOR NS NOT SAMPLED <br /> LOW + g +/ + I TREATMENT V REPORTING LIMITS WERE INCREASED DUE <br /> AREA <br /> AREA TO HIGH CONCENTRATIONS OF TARGET <br /> ♦ <br /> O-1 \ VEW 2 VEW-7 + NP4. ANALYTES <br /> 7, \ + <br /> _17 N/<0.50 NOTE: BENZENE CONTOUR LINES <br /> 0 0.67 2.1 INTERPRETED UTILIZING DATA <br /> FROM THE FINAL SITE <br /> 1 / CHARACTERIZATION REPORT <br /> BH-13 BH-12 } h \ 0 (CH2MHILL,2002). <br /> N-B \ / <br /> NS �,� <1.0 V \ / NOT USED IN CONTOURING,DEEPER WELL <br /> AGRICULTURAL FIELD <br /> �ARCADY OIL COMPANY / <br /> MUD DISPOSAL SITE / *MN-19 <br /> � NSS <br /> / (insufficient ND<0.50 <br /> water) <br /> } *N-16 ►I <br /> ND<0.50 I� <br /> 1 <br /> 0 100 200 <br /> mmmmmmod <br /> j FENCE—I APPROXIMATE SCALE IN FEET <br /> x <br /> Figure 5 <br /> I Dissolved-Phase Benzene <br /> Concentration Map, <br /> March 5,2014 <br /> Holt Release Site <br /> CH2MHILL <br /> WBG092412162737SC0 102_HoiLBenzene 4.14.ai gm <br />