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TABLE 4 Analytical Results of Ground Water Samples - 07 March 2003 - NOMELLINI CONSTRUCTION CO - 1045 West Charter Way, Stockton, Cahfomla Compound_ EPA Method MW-1 MW-2 MW-3 MW4 MW-5 MW-6 MW-7 33 to 53 32 to 52 30 to 50 30 to 45 30 to 45 25 to 40 25 to 45 TPH-g EPA 8015C 25,000' 35,000' 31,000' 21,000' ND<50 ND<50 6,000-1 TPH-d 1,8002 1,3003 3,7002 1,7002 ND<50 ND<50 1,4002 Benzene4,500 8,400 5,700 3,000 ND<0 5 ND<0 5 350 Toluene EPA 8021B 850 92 570 78 ND<0 5 ND<Q 5 22 Ethylbenzene 780 1,100 1,600 1,000 ND<0 5 ND<0 5 440 Xylene 750 310 1,400 140 ND<0 5 ND<0 5 130 MTBE 50 150 19 62 16 ND<0 5 ND<5 TAME ND<5 ND<12 ND<5 ND<5 ND<0 5 ND<0 5 ND<5 ETBE EPA 8260B ND<5 ND<12 ND<5 ND<5 ND<0 5 ND<0 5 ND<5 DIPE ND<5 ND<12 ND<5 ND<5 ND<0 5 ND<0 5 'ND<5 TBA 80 ND<120 ND<50 ND<50 ND<5 ND<5 ND<50 Noses All samples reported in micrograms per Mer(jug/1) TPH-g total petroleum hydrocarbons quantified as gasoline,TPH-d total petroleum hydrocarbons quantified as diesel h MTBE methyl ternary butyl ether,DIPS di-isopropyl ether,TAME tort-amyl methyl ether,ETBE ethyl tent-butyl ether,TBA tert-butanol ND not detected < indicates constituents were not detected at concentration greater than the reporting limit shown significant unmodified or weakly modified gasoline ' significant gasoline range compounds Advanced CeoEnvironmental,Inc < {