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l iD 2nd Avenue South #D7 Pacheco,CA 94553-5540 <br /> McCampbell Analy#1ea1 Itic Telephone 925-798 1620 Fax 92s 79s-16zz <br /> http!/vruw mccampbell com E-mail main@mccamphell aom <br /> Shaw Environmental Client Project ID #779950 63040000, Date Sampled 07/10/02 <br /> STHL-Pershmg #17334 <br /> 4005 Port Chicago Hwy Date Received 07/17/02 <br /> Concord,CA 94520 Client Contact Shelby Lathrop Date Extracted 07120/02-07124/02 <br /> ' [Client P O Date Analyzed 07/20/02-07/24/02 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method SW5030B Analytical methods SW802113I8015Cm Work Order 0207222 <br /> Lab ID Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> OOIA MW4 W 510,b,m 2000 ND 6 0 1 1 1 1 1 --# <br />' 002A MW-3 W ND ND ND ND ND ND i 111 <br /> 003A MW-2 W 87,m ND ND 1 5 ND ND 1 114 <br />' 004A MW-5B W ND ND ND ND ND ND 1 109 <br /> 005A MW-5A W 40,000,a 410 2200 4400 1500 5500 10 ---# <br /> I <br /> Reporting Limit for DF=1, W 50 5 0 0 5 05 0 5 0 5 ug/L <br /> ND means not detected at or <br /> above the reporting limit S 10 005 0 005 0 005 0 005 0 005 mg/Kg <br /> *water and vapor samples are reported in ug/L,soil and sludge samples in mg/kg,wipe samples in ug/wipe,and TCLP extracts in ug/L <br /> #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> +The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their interpretation a) <br /> unmodified or weakly modified gasoline is significant,b)heavier gasoline range compounds are signiftcant(aged gasoline9),c)lighter gasoline range <br /> compounds(the most mobile fiaetion)are significant,d)gasoline range compounds having broad chromatographic peaks are significant,biologically <br /> altered gasoline?,e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent),f)one to a few isolated non-target peaks present, <br /> g)strongly aged gasoline or diesel range compounds are significant,h)lighter than water immiscible sheen/product is present,i)liquid sample that <br />' contains greater than--2 vol %sediment,3)sample diluted due to high MTBE content,k)TPH pattern that does not appear to be derived from <br /> gasoline(aviation gas) m)no recognizable pattern <br />' DHS Certification No 1644 Edward Hamilton,Lab Director <br />