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RESIDENCE EXPLANATION <br /> 4� PROPERTY LIMITS <br /> ---4x—X -,;,—x — <br /> Mw-27 MW-16 x * CHAIN LINK FENCE <br /> MW-15 <br /> x *[= (NM) I THERMAL OXIDATION UNIT <br /> (NM) (-38 75) <br /> RW-24 <br /> — � Mw-3 Mw-28 r✓ FORMER UNDERGROUND STORAGE TANK LOCATION <br /> (NM) MW-5 MW-8 RW-26 <br /> C2 x (NM)m (�) (_38 79) ® m RECOVERY WELL <br /> x Z z jM) lW BW-3(NM) (NM) x vwQ3s VAPOR EXTRACTION WELL CLUSTER <br /> o- <br /> Q BW-3 <br /> 0- NMm m v <br /> MW-4 MW-30 <br /> 3o BIO WELL <br /> ("M) VWL33 (®) MONITOR WELL <br /> MW-1 C.� <br /> (NM.)-y- <br /> NM) (NM) �� (NM} NOT MEASURED, DUE TO THE DECLINING <br /> r` -y- - {-I RW-2!5(NM) WATER TABLE <br /> RW-2` Bw-1 RW-2(NM) / MW-17 <br /> Li <br /> (NM) VW-31� (NM) � MW-5 <br /> Z x (NM)` vw-3ap("M)� Mw-9 x ("M} POTENTIOMETRIC SURFACE CONTOUR WITH <br /> �� � ` GROUNDWATER ELEVATION IN FEET <br /> M <br /> V) MW 30 W-7 � (NM) MW--1a {NM) <br /> Vw_3` _,�� (NM) 388 ABOVE MEAN SEA LEVEL <br /> (--38 88) (NM) (NM) 4 <br /> x APPROXIMATE GROUNDWATER GRADIENT <br /> DIRECTION <br /> Mw-1 a <br /> Mw--29 <br /> (NM) fi Mw-1a x <br /> mw-ll *(NM) <br /> NOTES i POTENTIOMETRIC CONTOURS ARE BASED ON <br /> WATER LEVEL MEASUREMENTS FROM MONITOR <br /> WELLS ON JUNE 6, 1996 <br /> 2 THIS FIGURE IS BASED ON THE DU PONT <br /> TS' l I' 11 1'HMW TOA, STREET ENVIRONMENTAL REMEDIATION SERVICES MAP <br /> ENTITLED SITE PLAN SHOWING LINES OF CROSS <br /> SECTION, DATED SEPTEMBER 21 1991 AND IS <br /> INTENDED FOR ILLUSTRATION USE ONLY <br /> Mw-12 T 3 ALL CONTOUR LINES ARE INTERPOLATED OR <br /> i <br /> (DRY) EXTRAPOLATED <br /> Mw-19 <br /> *(NM) <br /> NOPTN DPANlN JAB <br /> PpF <br /> o zo as �{ ?� JL3 FIGURE 1 <br /> FORMER ECONO GAS STATION <br /> K-J ,--J l DATE 20JIJN96 4325 EAST WASHINGTON STREET <br /> 5CALE FEET INTERNATIONALSTOCKTON CA <br /> INCORPORATED °O N0 J0700-019-02 <br /> Fi�ENaME EWASHI GROUNDWATER GRADIENT MAP <br />