ARCHIVED REPORTS_XR0007078 - Laserfiche WebLink

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Ar Benzene 2,070 MW 1 ' Toluene 6 340 (not located to scale) Groundwater Ethylbenzene 1 980 1 (-1648) Gw Flow Direction Xylenes 7 430 Benzene 174 Benzene 203 ' TPH-g 4D,700 0 25 5D Benzene 474 Toluene 268 Toluene 20 Gradient = 0 005 MTBE(8260) <0 5 Toluene 75 Ethylbenzene 1 530 Ethylbenzene 1 0 I Scale(feet) Ethanol <100 Ethylbenzene 130 Xylenes 4,860 Xylenes 48 Benzene <0 5 Xylenes ISO TPH-g 24 500 TPH-g 1 270 Toluene <0 5 ' TPH-g 2 960 MTBE(8260) <0 5 MTBE(8021) 64 Ethylbenzene <0 5 Benzene 103 MTBE(8021) 125 Ethanol <100 MTBE(8260) <0 5 (-1252) Xylenes <0 5 Toluene 3 0 MTBE(826D) <05 M W 13 TPH-g <50 Ethylbenzene 184 Xylenes 8 8 MTBE(8021) <0 5 ' TPH-g 894 MTBE(8021) 7 9 Benzene 1,760 MTBE(8260) <0 5 Toluene 1990 Benzene 980 ' Ethylbenzene 469 Toluene 29 0 Benzene <0 5 Benzene <0 5 Benzene 320 Xylenes TPH 17 800 GN1 540P��(P Ethylbenzene 880 Eth Ibenlzene uene <D 5 Toluene <0 5 Toluene 14,300 � 05p Xylenes 100 y <0 5 Ethylbenzene <0 5 Ethylbenzene 2 760 MTBE(8260) <05 H TPH-g 1,200 Xylenes <<0 5 X ' lenes <0 5 Xylenes 11 600 Ethanol <100 �1`G ( ) 2 5 TPH-g 50 TPHXylenes y MTBE 6021 MTBE(8260) <05 MTBE(8021�) <54 4 MTBE(8 21TPH-) 68 6000 ROS�MP S MTBE(6260) <0 5 Ethanol <100 MTBE(8260) 0 90 �4�OR S\Ot P MW10 MW12 Benzene <0 5 ES G (NM) Toluene <0 5 PR 6 A,p�N (-11 70} Benzene 9 160 ' Ethylbenzene <0 5 Toluene 24 300 MW9 Xylenes <0 5 RW4 Ethylbenzene 3 330 (-1014) TPH-g 801 Xylenes 17,000 MTBE(8260) <0 5 V3 (-1169) TPH-g 143 000 Benzene <0 5 1 Ethanol <100 (-11 50) MTBE(8021) 395 Toluene <0 5 (-11 16) MTBE(8260) <10 Ethylbenzene 105 !EGEVE� PSV1 UVB-MW2 {shallow} Xylenes <50 Benzene <D 5 5 Toluene <0 5 (-10 68) - UVB MTBE(8021) <0 5 ' Ethylbenzene <0 5 RW2 (-10 87) UVB-MW1 (deep) (-11 23) Xylenes <0 5 p0�0` 9 SW2 �WIB (-11 04 Benzene 564 TPH-g 350 s K � t"10 88) �� Toluene 74 i • PSV2 Benzene 5170 MTBE(6260) 105 —� V 1 � Ethylbenzene 1 B 4 � Toluene 12 200 LEGEND Ethanol <100 i` �� (NM) titi Xylenes 7 7 Ethylbenzene 2 020 ' MW4 (NM) 3A/B 1 TPH-g 2260 I GROUNDWATER MONITORING WELL z (-1046) �I P2A/B 10 73} MTBE(8260) <0 5 Xylenes 65 00 p ti V2 Ethanol <100 g I • PIEZOMETER • P 1 SWI (-10 99) MTBE(8021) 224 ' _ (NM) RW1 MTBE(8260) <5 ♦ VAPOR EXTRACTION WELL '1 (-1n0 3?) \V4- I (NM) ~ '� (-10 92) -b (-1058) MW3 (-1073) Benzene 56 5 RECOVERY WELL Benzene 109 Cn 1 -10 75 • �3 IW1 (-10 34) ( } � MW5 Toluene 29 5 O PERMANENT SOIL VAPOR MONITORING WELL ' Benzene <0 5 Toluene 05 ��ti 5� ti Ethylbenzene 135 ti Toluene <05 Y + AIR SPARGING WELL Ethylbenzene 1 5 ' P2�� 1 � MSR � Xylenes 91 0 Benzene <0 5 ti FOR N 1 Ethylbenzene <0 5 Y Xylenes 771 0 Toluene <0 5 1 (NM�� 5 � � tit S.VP, NG �ti� � Xylenes <0 5 TPH-g 1 810 � INJECTION WELL Ethylbenzene c0 5 VBG ti 1—Y TPH-g <50 MTBE(8021) 3 0 MTBE(8260) <0 5 Y � eR 6 g MTBE(8260) <05 , 0 INJECTION POINT ' Ethanol <100 Xylenes <0 5 MW7 FORM �ti t O R MTBE(8021) <0 5 TPH-g <50 10 25) Poo? s `�— tys�p" (-1446) Groundwater Elevation(feet) MTBE(8021) <0 5 ti ASIA K Benzene 7 70 Not Measured Benzene 190 IP1A IP16 1132A2A IP2B IP3A IP3B Toluene 36 (NM) ' Toluene 800 MW8 Benzene <0 5 MW1 Benzene 924 4 800 112 545 915 2 140 Ethylbenzene 81 TPH-g Total Petroleum Hydrocarbons as gasoline Ethylbenzene 581 0 cp 9 80 Toluene 5 790 19 200 2 590 11 900 2 170 18 900 Xylenes 64 0--01 _ (` } Toluene <0 5 10 14 Ethylbenzene 1,790 2 710 1,700 4,360 2 600 3 500 TPH-g 1 250 MTBE Methyl t-butyl ether Xylenes 1 100 �G Ethylbenzene <0 5 (� ) Y g TPH-g 5 650 Xylenes <0 5 Xylenes 6 480 17 400 10 700 12 200 10 300 16 100 MTBE(8021) 63 ' o MTBE(8260) 2 80 Z m TPH-g <50 TPH-g 55 200 89,400 41600 104 DOD 65,700 103 000 MTBE(8260) <05 Notes s Ethanol <100 MTBE(8021) <05 MTBE(6021) 154 <50 580 <25 165 <25 I Analytical results In micrograms per liter(ug/L) m MTBE(8260) <5 - <5 — <10 — III ' SITE PLAN SHOWING GROUNDWATER ELEVATIONS AND ANALYTICAL RESULTS FIGURE b <$� CETIFORMER EXXON RS 7-3942 I EN61NEERINb 4444 NORTH PERSHING AVENUE, STOCKTON, CALIFORNIA w 24 AND 25 MARCH 2005 -- I