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Table 2 <br /> HISTORICAL GROUNDWATER ANALYTICAL RESULTS AND MONITORING DATA <br /> CHEVRON SERVICE STATION#9-4275 <br /> 2905 WEST BENJAWIfN HOLT DRIVE,STOCKTON,CALIFORNIA <br /> WELL I.D./ ETHYL- <br /> TOC ELEVATION SAMPLE BENZENE TOLUENE BENZENE XYLENES : TPH-.G DTW SpT " <br /> feet DATE b b b WT'E <br /> b b feet fee! feet <br /> MW-s <br /> 3.79 . 03/22/89 35 23 110 760 4,000 17.18 0.00 -13.39 <br /> 06/12/89 2459 900 1780 <br /> 09107!89 16 -4 12 50 410 19.11 0.00 -15.32 <br /> 09/07/890 :";15 d "11 <br /> 12/18/89 9: 380 <br /> 24 22 4 <br /> 03120/90 ;:;.97 100 590 <br /> 2.900 1863 000 14.84 <br /> 07/03/90 "'65 - 28 120 890:: ;3,400 '18.1.9 000 - ::,x]4.40. <br /> 89 200 1.200 5.500 19.43 0.Q0 -15.64 <br /> 10/19190 ,.,.55 82 `A 90 1.,100:: 5900 20.04 <br /> Q1/17/91 26 51 140 830. 4,900 19.98 0.00 -16.19 <br /> 03/19/91 . 18 24 s':21 :790 5,800 <br /> 07/18/91 60 <br /> 85 190 800 7,600 19.72 000 15.93 <br /> 10131191 44 24 „ .. ':84 s310'. 7, .;2Q.20 ;,:O.OD i' =i 6.41' <br /> 01/16/92 120 72 250 1,000 5,400 19,60 O.OD -15.87 <br /> .01116/92D: 1 t 0 ':.63 230 ` :'. 960: `:4;700_ <br /> 03/11/92 -- 18.64 000 -14.85 <br /> .03/17/92 97 '. .: ' 13 .. -- <br /> :52 170 <br /> 1;100 . 18.63 0.00 : `-14:74 <br /> 06/29/92 18 <br /> : :.. <br /> 9 25 200 850 20.18 0.00 -16.39 <br /> 7 10192 .. <br /> 49 16 64 .200 7.200 _20.78, x0.00 -16.99 <br /> 02/04/93 31 12 <br /> 05/18/93 58 58 250 1.200 19.02 0.00 -15.23 <br /> 10 ;; i 70' 190: 2:000 16.74,': `12.95: <br /> 08/05/93 32 4.6 50 100 750 17.55 0.00 -13.76 <br /> 13]09193 29" 5:8 d6,' . . .:- :190: 1;400 18:28;: 0:00 14:49 <br /> 1/18194 31 4.8 75 180 1,200 17.77 0.00 -13.98 <br /> MW-6 <br /> 1 43 03/11/92 - -- -- -- -- 16.99 0.00 -15.56 <br /> 03/17/92 `;63 29 370` ;57. : :3,900 16.95_: 0:00 =75.52 <br /> 06/29/92 4 3 49 ND 750 18.48 0.00 -17.05 <br /> a 2110/92 NO . 700 19:08,' 0.00 17.65 <br /> 02/04/93 NO 1.7 0.3 ND 620 16.99 0.00 -15.56 <br /> 05/18/93 Nd S;7 1:5, ,6.0:.... :760. 18:1.6< :<.k0:00 -13.75 <br /> , . <br /> 08/05/93 ND 7.7 3.9 1.6 1300 1605 0.00 -14.62 <br /> 11109/933.5 1:4 ND 0:8`< '630 16.59`` 0.00 -15:76 <br /> MW-7 1/18/94 6.1 2.8 1.4 0.8 470 16.25 0.00 -14.82 <br /> 3.14 03/11/92 -- __ 17 <br /> 03/17/92 ND NO <br /> NO NO ND 17.15.'' -14.010. <br /> 06/29/92 ND NO NO NO ND 19.13 0.00 _15.99 <br /> 12/10/92 NO: <br /> NO ND... ND 417M <br /> 19 60. :,0:00 -16:46 <br /> 02/04/93 NO NO ND NO NOO.OD -14.39 <br /> 05118/93 ND ND ND NO NDp.00 : -1252 <br /> 08/05/93 ND ND ND ND ND0.00 -13.42 <br /> 11/09193 ND NO NO ND NO .0.00.- 14.15 <br /> 1/18/94 NO ND ND ND ND0.00 -13.54 <br /> MW-8 <br /> 1.18 -1/18/94 ND ND ND NO 51 _ 0.00: -12.88 <br /> EXPLANATION Page 3 of 3 <br /> Well elevations given in feet above mean sea level D = Duplicate <br /> TOC =Top of casing NO = Not detected at or above method detection limit <br /> TPH-G =Total petroleum hydrocarbons-as-gasofine -- = Not analyzed/not measured <br /> DTW= Depth to Water ' = Does not match typical gasoline pattern <br /> SPT= Separate phase thickness NOTE; See laboratory reports for method detection limits <br /> WTE=Water table elevation <br /> GARTAB 7.WK1 <br /> GROUNDWATER <br /> TECHNOLOGY <br />