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Teflon"I med screw caps Care was taken to ensure that no air space existed In the vials by <br /> Inverting, tapping, and checking for bubbles Each container was properly labeled in the field <br /> and refrigerated for transport to Sherwood Labs in Hilmar for the following analyses <br /> TRPH (oil & grease) by EPA Method 418 1 (sample collected from MW-1 only) <br /> TPH-g (gasoline) by EPA Method 503018015-modtfied <br /> TRPH-d (diesel) by EPA Method 3510/8015-modified <br /> Volatile aromatics (benzene, toluene, ethylbenzene, and xylenes) by EPA Method 602 <br /> Analytical Results <br /> IGround-water samples collected from the three wells were also received at Sherwood Labs on <br /> August 11, 1995 The report of analytical results revealed wholly nondetectable concentrations <br /> of all constituents with the exception of toluene, which was revealed in the sample collected <br /> from MW-3 at the fractional concentration of 0 4µglf The analytical results for three sampling <br /> activities to date are summarized in Table 2 The Sherwood Labs reports and chain-of-custody <br /> are included as Appendix B <br /> TABLE 2 <br /> ANALYTICAL RESULTS GROUND WATER <br /> Carmen Punta Property-Stockton <br /> Results reported mµglt except as noted <br /> Oil& <br /> Well Number Sampling TRPI3-d TPH-g Grease Benzene Toluene Ethyl- Xylenes <br /> Date (mg/0 benzene <br /> MW-1 10/01/93 ND NA ND ND ND ND ND <br /> 02/06/95 ND ND ND ND ND ND ND <br /> 05/09/95 ND ND ND ND ND ND ND <br /> I 08/11/95 ND ND ND ND ND ND ND <br /> MW-2 10/01/93 ND NA NA ND ND ND ND <br /> 02/06/95 ND ND NA ND ND ND ND <br /> 05/09/95 ND ND NA ND ND ND ND <br /> 08/11/95 ND ND NA ND ND ND ND <br /> MW-3 10/01/93 ND NA NA ND ND ND ND <br /> 02/06/95 ND ND NA ND ND ND ND <br /> 05/09/95 ND ND NA ND 0 3 ND ND <br /> 08/11/95 ND ND NA ND 0 4 ND ND <br /> Reporting 10/01/93 50 50 5 mgle 0 3 03 0 3 0 3 <br /> Lutnt 02/06/95 50 1 5 mg1l 0 3 0 3 0 3 0 3 <br /> in legll 05/09/95 50 50 5 mg/1 0 3 0 3 0 3 0 3 <br /> 08/14/95 50 50 5 mg/1 0 3 0 3 0 3 0 3 <br /> I ND Not detected above the laboratory reporting lima <br /> NA Not analyzed <br /> MCLS in pg/1 benzene=/,toluene=100,ethylbenzene=680,total xylenes=1750 <br /> IW W Irmn,Inc <br /> Project No 33236 00 <br /> August 1995 5 <br />