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I <br /> Historical Groundwater Monitoring and Analytical Data <br /> Southland Store No 20304 <br /> 455 Grant Line Road,Tracy California <br /> WELL IDI ETHYL- MTBE <br /> ELEV DATE BENZENE TOLUENE BENZENE XYLENES TPH-G TPH-D FECAL 8020 8260 "DTW SPT WTE <br /> Toc 1L rL rL L !L COLIFORM !L /l feet feet feet <br /> MW-16 <br /> 07/20788 NO NO NO NO NO - 363 000 2175 <br /> 03/21/89 NO NO NO NO NO 299 000 2239 <br /> 2538 06110!91 ND NO NO NO NO - 384 000 2154 <br /> 09/12191 NO NO NO ND NO 449 000 2089 <br /> 12/30/91 NO NO NO NO NO <2 349 000 21, <br /> 03131/92 Na NO NO NO NO <22 - - 317 0 00 2221 <br /> 06119/92 NO NO NO NO NO <22 403 000 2135 <br /> 09/21/92 NO NO NO NO NO - 418 000 21.20 <br /> 12/28192 NO NO NO NO NO <22 - 302 000 22.36 <br /> 03/11/93 NO ND NO NO NO - 280 000 2258 <br /> 06117/93 NO NO NO. NO NO 3.35 000 2203 <br /> 24 69 `* 09/10/93 NO NO NO NO NO 399 000 2070 <br /> 12110/93 NO NO NO NO ND 331 000 21M <br /> 03131/94 - 324 000 2145 <br /> 06130/x4 - 390 000 20 79 <br /> 09127!94 NO NO NO NO NO - NO 409 000 2060 <br /> 12/23/94 NO NO NO NO NO 343 000 21.26 <br /> 03/20/95 - 270 000 2199 <br /> 06!16/95 NO NO NO NO NO - 376 000 2093 <br /> 09/19/95 - 429 000 2040 <br /> 12/13/95 <03 <03 <0 3 <0,6 c50 _ 304 000 2166 <br /> 03/20/96 - 2 s7 000 2202 <br /> 06/19796 <0 3 <0 3 <0 3 <06 <50 <10 370 000 2099 <br /> 09/17/96 - 433 000 2036 <br /> 12!18/96 <0 3 <0 3 <03 <06 <50 <10 299 000 2170 <br /> 0302597 302 0001 2167 <br /> ;�26 <br /> 09/10/93 4 08 7 14 120 - 498 000 21 <br /> 03 12/10/93 3 1 12 18 220 - 422 000 21 81 <br /> M1/94 18 NO 10 11.61 22 - 420 000 21.83 <br /> 06/30/94 <br /> 12/23/94 10 06 2,0 6W 40 - 393 0,00 22,10 <br /> 03/20/95 10 NO 17 32 NO 295 000 2308 <br /> 08116/85 04 NO NO 11 NO 329 000 22.74 <br /> 09/19/95 NO NO NO NO NO 4a2 000 2121 <br /> INF 12113/95 NA NA NA NA NA 361 000 2242 <br /> 03/20/96 62 06 34 82 <50 <10 <5 21 92 000 411 <br /> MIGM 4.23 000 21.80 <br /> 09/17/96 <0 3 <03 <0; 10 S <50 c10 486 000 2117 <br /> 12118M <br /> 03/25/97 3 58 000 2246 <br /> WE-2 <br /> 1211$196 16 17 43 7.1 120 <10 321 0,00 <br /> 03125/97 290 000 2313 <br /> WE3 <br /> 12/18/96 600 91 120 160 3,200 23 343 000 <br /> 03125197 - 3431 0 00 2260 <br /> Page 12 of 12 <br /> EXPLANATION. <br /> TPH-G=Total petroleum hydrocarbons-as-gasoline WTE =Water table elevation In feet above mean sea level <br /> TPH-D=Total petroleum hydrocarbons-as-diesel fuel NA -Not available <br /> pg/L-Micrograms per liter =Monitoring well MW-7 was abandoned March 1989 <br /> DTW =Depth to groundwater "=Well resurvey data <br /> SPT =Separate-phase hydrocarbon thickness "'=Monitoring wells MWA 2 MW-13 and MW-14 were abandoned April 1995 <br /> --Not analyzed not monitored INF=Groundwater was collected from the influent port of the remediation system <br /> MTBE-Methyl-tert-butyl-ether <br /> NP -HrA detected at or above method detection limits <br /> Note Data from November 1986 to September 1992 were taken from Quarterly Fluid-Levet Monitoring and Groundwater Sampling Report <br /> October 15,1992(Alton Geoscience) <br /> T01 WK4(STHL 5 1) A <br /> FLUOR DANIEL GTI <br />