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TABLE
<br /> CUMULATIVE ANALYTICAL RESULTS-SOIL
<br /> San Joaquin County Motor Pool, 1810 East Hazelton Avenue, Stockton, California
<br /> SAMPLE DATE SAMPLE SAMPLE OXYGENATES
<br /> ETHYL-
<br /> LOCATION SAMPLED ID DEPTH TRPH TPH-D TPI BENZENE TOLUENE BENZENE XYLENES MTBE DIP ETBE TAME Tow TOTAL
<br /> MW-3 11/29/01 MW3-40 40 NA 1,2 DCA LEAD
<br /> NA ND<1 140,0.005 ND,0.005 140,0.005 ND,0.005 140,0.005 N1310,005 ND,0.005 ND<0.005 ND'0.005 [ND1.105MW3-45 45 NA NA ND<7 ND'0.005 ND<0.005 ND<0.005 ND< NA0.005 140,0.005 140,6.005 140,0.005 ND<0.005 ND<04005MW3-55 55 NA NA ND<1 140,0005 ND,0005 ND< A0.005 140,0005 ND<0.005 No 0,005 ND<0.005 ND'0.005 ND,0.005
<br /> MW4 12/01/03 MW4-45 45 NA NA No<1 ND'0.005 ND'0.005 ND<0.005 ND,0.013 140'0.005 140,0.005 ND,0.005 140'0.005 140'0.05 140,0005 0 005 NA
<br /> MW4-55 55 NA NA NDd 140'0.005 ND'O,OOS 140'0.005 ND,0.013 ND' NA
<br /> 0.005 ND,0.005 ND<
<br /> MW-5 0.005 ND,0.005 ND,0.05 ND<0.005 NA
<br /> 12/01/03 MW5-45 45 NA NA ND'7 ND,0.005 140,0.005 ND'0.005 ND<0.013 140,0.005 ND,0.005 ND,0.005 ND<0.005 ND<0.05 ND<0.005 NA
<br /> MW5-55 55 NA NA ND<1 ND,0.005 ND<0.005 140,0.005 140,0.013 140,0.005 140,0.005 140'0.005 140,0.005 140,0.05 140'0005 ryq
<br /> MW-6 12/02/03 MW6-35 35 NA NA ND'1 0.059 ND<0.005 0.011 0.042 140,0.005 ND<0.005 ND<00
<br /> .005 ND<0.005 140, .05 ND'0.005 NA
<br /> MW6-45 45 NA NA 1.7 0.43 ND,0.005 0.009 0,059 ND<0.005 ND<0.005 ND,0.005 ND<0.005 ND,0.05 ND'0.005
<br /> NA
<br /> MW6-55 55 NA NA 1.0 0.24 ND<0.005 0.014 0.036 N0,0.005 ND<0.005 No<0.005 ND10.005 ND<0.05 ND<0005 NA
<br /> MW7 02/2405 MW7-50 50 NA MA ND<1 ND<0.005 ND<0.005 ND<0.005 ND10.01 ND'0.005 ND<0.005 ND,0.005 ND<0.005 ND'0.05 140'0005 NA
<br /> MW7-55 55 NA NA ND'1 ND'0.005 ND'0.005 ND'0005 140,0.01 140'0.005 140,0.005 140'0.005 140,0.005 ND<O.10 ND<0.005 NA
<br /> NOTES: All results are reported in milligrams per kilogram(mg/kg)which translates to parts per million(ppm)
<br /> Sample depths are in feet below ground surface
<br /> Total Recoverable Petroleum Hydrocarbons(TRPH)by EPA Method 418.1
<br /> Total Petroleum Hydrocarbons as Diesel(TPH-D)by EPA Method 8015M
<br /> Total Petroleum Hydrocarbons as Gasoline(TPH-G),benzene,toluene,ethylbenzene,xylenes(BTEX)by Modified EPA Method 802018015M or 82606
<br /> Oxygenates:Methyl-t-butyl ether(MTBE),Di-isopropyl ether(DIPE),Ethyl-t-butyl ether(ETRE),Tert-amyl methyl ether(TAME)and Tert-Butanol(TBA)by EPA 8260 or 82608
<br /> MTBE analyzed by EPA Method 8020
<br /> 1,2-Dichloroethane(1,2-DCA)analyzed by EPA Method 82608
<br /> Total Lead by EPA Method 7420 or 6010/200.7
<br /> NO<1 =Not Detected at reporting limit of 1 ppm
<br /> NA =Not Analyzed for specified compound
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