ARCHIVED REPORTS_XR0006123 - Laserfiche WebLink

Home Browse Search

i 1 ` Benzene 2960 MW11 N Toluene 8 620 (not located to scale) Ethylbenzene 2 360 Groundwater � (NM) MGW Flow Direction Xylenes 9 500 Benzene 190 Benzene 11 B 1 D 25 50 TPH-g 57 600 Benzene 211 Toluene 430 Toluene 1 7 Gradren t = 0 OD6 MTBE(8260) <05 Toluene 34 0 Ethylbenzene 2 380 Ethylbenzene 07 Ethanol <100 Ethylbenzene 570 Xylenes 9 020 Xylenes 62 1 Scale(feet) Xylenes 167 TPH-g 35 400 TPH-g 1 190 1 TPH-g 3 660 MTBE(8260) <0 5 MTBE(8021) 11 9 j Benzene 697 MTBE(8021) <5 Ethanol <100 MTBE(8260) <0 5 (-14189) Toluene 214 IM 13 Ethylbenzene 125 Xylenes 533 1 TPH-g 4,170 MTBE(8021) 681 Benzene 2 240 j MTBE(8260) <G5 Toluene 2,050 994 1 Ethylbenzene 614 Benzene 27 6 <0 5 PV Toluene Benzene Xylenes l <0 5 Benzene 480 TPH g 19 300 GNP�p1 p.1. Ethylbenzene 111 Ethylbenzene <D 5 Toluene 19 300 MTBE(8260) <0 5 NA Xylenes 112 Xylenes <0 5 Ethylbenzene 3 300 (Ethanol <100 TPH-g 1 590 TPH-g <50 E 1 Xylenes 15 400 �N MTBE(8021) 292 TPH-g92,200 FL1E MTBE(8260) I <0 5 <0 5 MTBE(802MTBE(8260 )820 1 �OS�MP l Ethanol <100 MTBE(8260) c0 5 1 py MW10 MW 12 Benzene <05 FESS,pG (NM) Toluene <05 (-14 11) 1 Ethylbenzene <05 I MW9 Xylenes <05 (-1250) TPH-g 217 RW4 Benzene 8500 MTBE(8260) <05 V3 (-1405) Toluene 18,000 Ethanol <100 (-1392) i (-1343) Ethylbenzene 4,460 UVB-MW2 (shallow) Xylenes 000 1 E4Ev�N Benzene 1 90 (-12 ) PSV1 UVB MTBE(021) 13311 0005 1 Toluene <05 Ethylbenzene <05 R (-1321) UVB-MW1 (deep) (-13 47) l _ Xylenes <0 5 po¢� � SW2 ,N- MW6(Dry) Benzene 1 680 KF _ Toluene 225 TPH-g 406 SPS � � • PSV2 Eth (benzene 77 5 Benzene 8290 MTBE(8260) 963 -- V1 y Toluene 27500 LEGEND 1 -- N ti Xylenes 375 Ethanol c100 MW4 (NM) P2A TPH-g 9,730 Ethylbenzene 3 800 IP2AIR � � Xylenes 15500 l � GROUNDWATER MONITORING WELL MTBE(8260) O (-12 71 VP3B ( 12 92) c TPH-g 123 DDD V2 Ethanol <100 g • PIEZOMETER P1 ti 5W4 MTBE(8021) 19a I 1 �_ •(NM) + (-13 13)RW1 MTBE(8260) <0 5 , ♦ VAPOR EXTRACTION WELL (MW 5) +,V4_ 1 (-1315) 1 12 76 (NM)MW 'ti (-1289)1RECOVERY WELL 'q (- ) Benzene 134 Benzene 133 1 IW1 (-12 `54) �, ��(-12 95) '� MW5 Toluene 939 I O PERMANENT SOIL VAPOR MONITORING WELL Benzene c0 5 Ethylbenzene 217 1 Toluene <0 5 ti �� 5 ', Toluene <0 5 y AIR SPARGING WELL Ethylbenzene 5 5 Z • P2(�ti ti MER ti Xylenes 304 pR Ethylbenzene c0 5 y l Xylenes 1 2 Z (NM� �` �� 5ti �y SSP'. Cy �� 1 Xylenes <05 TPH-g 4,300 INJECTION WELL TPH-g 1220 5+ ti U11�p�N ti__ TPH-g <50 MTBE(8021) 816 MTBE(8260) <0 5 1 � R�r�R �� 6 R MTBE TPH-g 50 MTBE(8260) <05 (-14 11) Groundwater Elevation (feet) 1 Ethanol <100 G MW7 Fp P ti _ IFO 0- 12 38 PUM S ,�_ Sip- (NM) Not Measured ZG ) O-NN� tp,NK Benzene B 90 TPH-g Tota( Petroleum Hydrocarbons as gasoline Benzene 273 m Toluene 11 3 1 Toluene 688 MW8IP1A IPiB IP2A IP2B IP33 Ethylbenzene 67 MTBE Methyl t-butyl ether Ethylbenzene 64 7 N t!> (-12 07) MW 1 Benzene 2 610 5 470 570 460 3 760 Xylenes 156 Xylenes 112 m (�12 30) Toluene 14 400 18 800 13,300 17 600 17 200 TPH-g 1,000 TPH-g 712 ��4 r Ethylbenzene 2 590 2 280 2 490 3 270 1 520 MTBE(8021) 94 1 MTBE(8260) 230 O�` 1 Xylenes 13,300 11 200 11600 15 200 7 910 MTBE(8260) <05 I Notes Ethanol <1DD Z V TPH-g 78 000 87 200 67 800 94 100 68 700 Analytical results In micrograms per liter(ug/L) MTBE(8260) <0 5 <0 5 <0 5 c0 5 <0 5 Wells gauged on 27 September 2004 1• o SITE PLAN SHOWING GROUNDWATER ELEVATIONS AND ANALYTICAL RESULTS FIGURE a FORMER EXXON RS 7-3942 ETIC 4444 NORTH PERSHING AVENUE, STOCKTON, CALIFORNIA ENGIN(I KINV 27 AND 28 SEPTEMBER 20 4 1 � 0 I