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-- - - - - - - TABLE 5 - CONTINUED - - _ Analytical Results of Ground Water Samples - Site Investigation - RAINWATER CAR WASH - 420 West Yosemite Avenue, Manteca, California EPA 8015 _ m EPA 8020 - EPA 8260 Modified _ - - - Sample Sample Modified - -1 D Dame - Ethyl- � �- TPH-g TPH-d Benzene Toluene Nyle,c MTBE MTBE DIPE TAME ETBE TBA EDB 1,2-DCA TCE - PCE benzene 07-11-00 ND<50 NA ND<0 5 ND<O 5 ND<O 5 ND<O 5 ND<O 5 ND<1 ND<1 ND<1 ND<l ND<5 ND<l ND<1 NA NA 10-31-00 NIK50 NA ND<0 5 ND<O 5 ND<O 5 ND<O 5 ND<O 5 ND<1 ND<1 ND<1 ND<1 ND<5 ND 01-31-01 ND<50 ND<50 ND<O 5 ND-Z0_5 -06 N11<0 5 ND<5 ND<1 ND<1 ND<1 ND<l ND<5 ND<l ND<1 12 ND<10 MW-5 04-30-01 ND<50 NA N1X0 5 ND<0 5 ND<O 5 ND<O 5 ND<5 ND<1 ND<1 ND<1 ND<1 ND<5 NIXI ND<1 ND<l ND<2 12-04-01 ND<50 NA ND<O 5 ND<O 5 ND<O 5 ND_ 02-26-02 ND<50 300 T ND<O 5 N].<0 5 ND<O 5 ND<O 5 ND<O 5 ND<1 ND<1 ND<1 ND<l ND<5 NA NA NA NA _ 05-29-02 ND<50 NA ND<O 5 ND<O 5 ND<O 5 ND<0 5 ND<O 5 ND<0 5 ND<0 5 ND<O 5 ND<O 5 ND<20 ND<O 5 ND<O 5 NA NA 08-16-02 ND<50 1 200 ND<O 5 ND<O 5 ND<O 5 ND<O 5 ND<0 5 ND<0 5 ND<O 5 N1<0 5 ND<O 5 ND<20 ND<O 5 ND<O 5 099 25 04-30-01 160,000 NA 11,000 32,000 2,000 12,000 1,900,000 2,000,000 ND<50000 ND<50000 ND<50000 ND<250000 ND<50000 ND<50000 ND<50000 ND<5000 - - - MW-6 02-26-02 24,000 2,400 440 1,300 480 - 2,400 14,000 15,000 ND<500 ]1D<500 ND<500 ND<2500 NA NA NA ISA - _ 05-2942 180,000 NA 4,900 6,900 860 4,000 410,000 270,000 ND<250 2,800 ND<250 ND<10000 ND<250 ND<250 NA NA 108-16-02 NA - NA NA NA NA NA NA NA NA NA NA NA NA NA NA AIA _ - - Notes - _ - - - All samples reported as micrograms per Mer(pg/1)or parts per billion TPH-g_total petroleum hydrocarbons quantified as gasoline,TPH-d total petroleum_hydrocarbons quantified as diesel,MTBE methyl tertiary butyl ether significant unmodified or weakly modified gasoline - - s one to a few isolated peaks,large tetsachloroethene peak - - �- 3 gasoline range compounds are significant,no recognizable pattern Advanced GeoEnvironmental,Inc