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TABLE A (Continued) <br /> I <br /> Constituent S T E X MTBE TPH-G <br /> EPA Method (602) (602) (602) (602) (602) (5030) <br /> I Detection Limits 03 03 03 06 to 005 <br /> Ag/I Ixg/l µg/I Pg/l µYA mg/l <br /> I MW-5 9122194 MW-5 150 55 70 18 NA 1 8 <br /> 2/14/95 MW-5 580 26 96 21 NA 1 6 <br /> 5/4195 MW-5 400 11 16 15 NA 090 <br /> 8/10/95 MW-5 270 16 72 23 NA 12 <br /> 4/3/97 MW-5 640 3,800 770 1,600 [180] 20 <br /> I7/21197 MW-5 1,300 3,000 600 910 ND 14 <br /> MW-6 9/22/94 MW-6 97 1,000 200 810 NA 86 <br /> 2/14195 MW-6 84 270 140 220 NA 27 <br /> 514195 MW-6 57 100 ND 130 NA 11 <br />' 8/10/95 MW-6 30 67 95 66 NA 040 <br /> 413197 MW-6 ND 15* 280 66 180 [23] 1 8 <br /> 7/21197 MW-6 1 8 4 1 14 22 [8 61 0 10 <br /> MW-7 9122194 MW-7 ND 54 21 94 NA 12 <br />' 2/14195 MW-7 24 26 65 13 NA 037 <br /> 514195 MW-7 15 76 ND 49 NA 025 <br /> 8110195 MW-7 1 1 49 064 27 NA 043 <br />' 413197 MW-7 06 22 ND ND [4 81 0 19 <br /> 7/21/97 MW-7 0 4 1 6 ND ND [3 6] 0 13 <br /> Unit Conversions <br /> µJ1 parts per billion(ppb) B T,E,X =benzene, toluene, ethyl benzene, and xylene <br /> mJl parts per million (ppm) TPH-G=total petroleum hydrocarbons, quantified as gasoline <br />' MTBE =methyl tertian butyl ether <br /> ND=none detected at or above laboratory detection limit <br /> ND X=none detected to a level of X <br /> * =detection limit raised due to elevated petroleum hydrocarbon result <br />' NA=not tested for this analyte <br /> [x]=EPA Method 602 analysis indicates a concentration of x,result is not confirmed by EPA <br /> Method 8260, howe-,er Future analysis by EPA Method 8260 may indicate that MTBE is not <br /> present <br />' ** =EPA Method 602 indicated that MTBE was present at 240 pg/L However, EPA Method <br /> 8260 indicated in the pre,,tous monitoring event that MTBE was not present in the monitor well <br /> at or above the laboraton reported detection limits <br /> 1 <br />