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LEGEND <br /> NITORING <br /> EAst <br /> OAK gtREEt • NM MW-6 O DEOEPER WELL ELLLOCATION <br /> (SHELL) <br /> (SHELL) <br /> HELL) <br /> ASPHALT (84) ♦ MONITORING WELL LOCATION(ARCO) <br /> PARKING (ND) * DEEPER WELL LOCATION(ARCO) <br /> UNPAVED LOT (ND) ® DOMESTIC WELL <br /> LOT <br /> ASPHALT MARKET -31.28 GROUNDWATER ELEVATION(ft MSL) <br /> MW-5 MW-1S MW-3S <br /> \ PARKING LOT -20.42 -20.37 <br /> (64,000) T CONCENTRATION IN <br /> -20.35 <br /> (110,000) MICROGRAMS PER LITER <br /> (yg/L) <br /> (ND) (17,000) (1.3) <br /> (ND) _/ (ND) ( (950) BENZENE CONCENTRATION IN Ng/L <br /> (N,9) NDJ <br /> BEAUTY \ (ND) MW-4S (ND) (170) (ND) MTBE CONCENTRATION IN Pg/L <br /> SALON -20.35 (79) 1,2-DCA CONCENTRATION IN Pg/L <br /> (170) MW-2S <br /> SERVICE (ND) 490) ./ -28.00—INOUNDWATER ELEVATION FEET ABOVE MEAN SEALEVEL Tfl MSL, <br /> STATION (51) (490) 1 ( ) <br /> BUILDING (2.0) REE 1 DASHED WHERE INFERRED <br /> \RESTAURANT (ND) �j� <br /> 2� '( ND NOT DETECTED <br /> FORMERARCO `SO (1.6) QN <br /> STATION MW1D _ EP,gT FREM NM NOT MEASURED <br /> NA NOT ANALYZED OR NOT AVAILABLE <br /> 2491 E.FREMONT ST. MW_8, ` <br /> (2478 E.OAK <br /> 240-2 \ NS NOT SAMPLED;WELL INACCESSIBLE <br /> APN:141-240-23 p 0.0� GROUNDWATER FLOW DIRECTION <br /> RESIDENTIAL <br /> AND GRADIENT <br /> \ •' \ m <br /> WATERBEDS NOTE:ARCO WELLS SAMPLED AND GAUGED ON <br /> / BAR\ 6/17/13.ALL OTHER WELLS GAUGED AND <br /> FORMER // / PCAFE �, \ Al SAMPLED ON 6/18/13. <br /> DISPENSER <br /> R -21.00 <br /> (TYP I // // O^ �` O f <br /> /MW-7 <br /> -20.40 <br /> (ND <br /> 20 (ND) <br /> A y 1 <br /> S--11-85 ',�` `DISPENSER <br /> ISLANDS& �o \ —'` O DRIVEWAY/ PpN.44� \ <br /> O S-4-83 CANOPY Ste.- m PARKING 1 <br /> W/O V .67 m. <br /> S-1 \ ( ) S OT <br /> -21.65 DISPENSER "US (ND) j 'D\? <br /> (64,000) ISLANDS& <br /> (9 50) CANOPY STATION (1 5) S-2-85 ,/ 0 20 60ft <br /> (NDJ FORMER `-•-S-3-84' BUILDING / <br /> (79) JsTs <br /> RESIDENTIAL S-3 <br /> LL\HESE) SAN JUAN VISTA <br /> -21.74 — S-2 ® DOM-WE <br /> 1 MOBILE HOME PARK <br /> (ND) <br /> (ND) / S-5 S-4 -21.71 SHELL STATION <br /> (AID) \ / -21.62 -21.72 (ND) 2494 E.FREMONT <br /> (ND) \/ (ND) (ND) (ND)/ ` <br /> (ND) (ND)/(ND) <br /> gtREEt �nN0)(.6) (ND) figure 3 <br /> R)NGQN GROUNDWATER CONTOUR MAP-SHALLOW ZONE <br /> JUNE 18,2013 <br /> SOURCE:STANTEC SITE PLAN FOR FORMER ARCO SERVICE STATION N0.443,2478 ,/ ,/ SHELL-BRANDED{ {Street <br /> {SE{RVI{CE STATION <br /> ® <br /> EAS TOA85BAS DONVIRGILCHOCIKTON,CA, ATEDSURVE.MONITORINGWELLLO1A85,S SS-5. �y�y ECJSL FrEnJOnI SLrEE[� S[OC�LO� Ca/ifornia <br /> sAi 3 SU BASED ON 12'27/2,CA S SURVEY DATED 11191N,EM,ZONE I&3,5-384, <br /> BENCHMARK <br /> SURVEY DATED 7=21.2,F STATE COORDINATE SYSTEM,ZONE III(NADE3). <br /> BENCHMARK ELEVATION=21.50 FEET(NGVD 29). <br /> 240797-2013(018)GN-S0003 AUG 612013 <br />