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f9m M = � M M TABLE 1 CUMULATIVE ANALYTICAL RESULTS -SOIL San Joaquin County Courthouse,222 E Weber Avenue, Stockton, California OXYGENATES SAMPLE DATE SAMPLE SAMPLE ETHYL- TOTAL LOCATION SAMPLED ID DEPTH TPH-G BENZENE TOLUENE BENZENE XYLENES MTBE DIPE ETRE TAME TBA 1,2-DCA LEAD TANK 1 09/04/96 TK1-N 13 13 72 08 69 is 85 ND<O 025 NA NA NA NA NA NA TK1-N 15 15 850 ND<25 22 22 110 ND<01 NA NA NA NA NA NA TK1-S 15 15 1,200 ND<z 5 42 26 140 ND<O 25 NA NA NA NA NA NA PIPING RUN 09/04/96 P1@45 45 1,600 ND<1 -1---- 63 95 78 02 NA NA NA NA NA NA P2@4 4 ND<1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 NA NA NA NANA NA DISPENSER 09/04/96 DISPENSER 25 ND<1 ND<0 005 ND<Q 005 ND<0 005 ND<0 005 ND<O 005 NA NA NA NA NA NA B-1 02/03/01 131-5 5 ND<1 ND<0 005 N0<0 005AND<0005 N0<0 005 ND<O 005 ND<O 005 ND<O 005 N0<0 005 ND<0 005 NA NA B1-10 10 ND-0 ND<0 005 ND<O 005ND<0 005 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<O 005 NA NA B1-15 15 ND<1 ND<0 005 ND<O 005ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 NA NA B1-20 20 NDO ND<O 005 ND<O 005ND<O 005 ND<O 005 N0<0 005 ND<O005 ND<0 005 140<0 005 NA NA IF B-2 02!03!01 B2-15 15 400 0 3 5 9 11 43 0 065 ND<0 05 ND<0 05 ND<0 O5 ND<O 5 NA 96 132-20 20 2 0 0 021 0 082 0 038 0 22 ND<O 005 ND<O 005 N13<0 005 ND<O 005 ND<O 005 NA NA 8-3 02103/01 L 83-15 15 5 8 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 02 NA NA B3-20 20 11 0 019 ND<0 005 0 046 0 062 ND<O 005 ND<0 005 ND<0 005 ND<O 005 ND<O 05 NA NA MW-1 07/13/02 MWi-1S 1S 1,800 22 43 31 160 ND<2 5 ND-e2 5 ND<2 5 N0<2 5 ND<2 5 ND<2 5 NA MW1-20 2D ND<1 ND<O 005 ND<O 005 0 026 0 012 ND<0 005 ND<D 005 ND<0 005 N0<0 005 ND<O 005 ND<O 005 NA MW1-25 25 ND<1 ND<O 005 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 NA MW-2 07/13/02 MW2-15 15 ND<1 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 D05 ND<D 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 NA MW2-20 20 N0<1 ND<0 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<Q 005 ND<O 005 ND<O 005 ND<0 005 ND<0 005 NA MW2-25 25 ND<1 ND<O 005 ND<O 005 N0<0 005 ND<O 005 ND<0 tl05 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 NA MW-3 07/13/02 MW3-25 25 ND<1 ND<O 005 ND<O 005 N0<0 005 ND<O 005 ND<O 005 ND<O 005 ND<O 005 ND<0 005 ND<O 005 ND<O 005 NA MW3-30 30 ND<1 ND<0 045 ND<0 005 ND<Q OQ5 ND<0 005 ND<O OQS ND<O 005 ND<0 005 ND<O 005 ND<0 005 NDE NA MW3-35 35 ND<1 ND<O 005 ND<O 005 ND<0 005 ND<0 005 ND<0 005 ND<0 005 N0<0 005 ND<0 005 ND<O 005 ND<0 005 NA NOTES All results are reported in milligrams per kilogram(mglkg) which translates to parts per million(ppm) Sample depths in feet below ground surface,MW-3 is only location at street grade,all other locations are sub-street grade Total Petroleum Hydrocarbons as Gasoline(TPH-G) benzene,toluene,ethylbenzene xylenes(BTEX)analyzed by EPA Method 802018015M or 8260B Oxygenates methyl tertiary butyl ether(MTBE),di-isopropyl ether(DIPE),ethyl-t-butyl ether(ETRE) tert-amyl methyl ether(TAME)and ter!-butanol(TBA)analyzed by EPA Method 8260B 1,2-dichloroethane(1,2-DCA)analyzed by EPA method 82608 Total Lead analyzed by EPA Method 6010 N0<1=Not Detected at reporting limit of 1 ppm NA =Not analyzed for Indicated parameter v