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t� <br /> 1 <br /> D)MW-6 LEGEND <br /> (D)10 —X FENCE <br /> 4 <br />' <br /> SP-6 0MW-1 GROUNDWATER MONITORING WELLS <br /> CONCRETE SP—+ (N D) + 0 (ND) 90-1 <br /> APPROXIMATESOIL <br /> SRILOCATION <br /> , DRIL (2/14/90) <br /> ANDD <br /> MW—k1.3 <br /> (N ) CPT—1 APPROXIMATE CONE PENETROMETER <br /> BORINGS AND NUMBER, DRILLED (5/18/99) <br /> SP-4 <br /> (170} A APPROXIMATE PIEZOMETER LOCATION AND <br /> PZ-1 NUMBER, INSTALLED (9/94) <br /> [+SP-1' ANDRNUMBER,OXIMATE AIR <br /> INSTALLEDE(66/95)LOCATION FORMER DISPENSER i <br /> t <br /> 0 VW_1 APPROXIMATE VENT WELL LOCATION <br /> AND NUMBER, INSTALLED (6/00) <br /> FORMER 6,000—GALLON FORMER 6,000—GALLON SP—A APPROXIMATE AIR SPARGE WELL <br /> ' GASOLINE UST GASOLINE UST LOCATIDN, INSTALLED (3/02} <br /> REMOVED 4/1987 REMOVED 4/1987 <br /> �■A APPROXIMATE BORING LOCATION <br /> AND NUMBER, INSTALLED (6/04) <br /> MW-4 FORMER 10,000—GALLON <br /> (ND) DIESEL UST <br /> REMOVED 9/1989 NOTE INCLUDCTION ED IN ECONTOURSAN ALY <br /> + 0 (Nd) CONCENTRATION NOT DETECTED <br /> ABOVE METHOD DETECTION LIMIT <br /> SP-3 <br /> (ND) G r (NS) NOT SAMPLED <br /> ' — r- `1 ■ C 5,000 MW-12 C APPROXIMATE GROUNDWATER CONCENTRATION <br /> —2 � •F <br /> DO L _ _ _ I + (120) — 0— — CONTOUR (ug/L) <br /> MW-7MW-8(ND) <br /> ■CPT-1 <br /> - - - J — — J15,000 (660) <br /> 90-2® W-1 090-1 <br /> B ( ,000 <br /> P—A General Note <br /> SP This contour map is based on interpolation <br /> 0 Z-2-/ L ,000) ! O between widely spaced monitoring wells and <br /> MW-9 (8,300) A I only at the monitoring well location is the <br /> (ND) (aMW-2VW-1 elevation actually known <br /> ' (ND) <br /> E (11,000 MW-5 <br /> ' (ND) <br /> (ND) <br /> BMW) 1 <br /> 1 � <br /> P OPERTY 0 30 <br /> BOUNDARY Riiij ^+ <br /> FEET <br /> i <br /> _ I DWN DrS PROJECT No 62400145 <br /> TPH—G IN GROUNDWATER u L — CONT0 6 R MAP TMM MAL 2651 S ACA 9 Way <br /> C g� � � crkKa APPD� Stockton, CA 95206 <br /> s JULY 2005 RTE PEA REV <br /> ' I FIGURE 6 <br /> 8/19/05 0 <br />