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Table 5. Groundwater Sample Results from 5 October 2000 <br />. Sample TPH- TPH- Motor Ethyl Total <br /> ID Gasoline' Diese14 Oils' MTBEZ -Oxygenates Benzene Toluene B X lenes2 <br />. B-6 26 6.5 ND ND 0193-5 0 058 0.0012 0 3 0.141 <br /> B-7 ND ND ND ND ND ND ND ND ND <br /> Notes All results shown in ppm <br />. 'Detection limits for analyses on flus sample were 0 05 ppm <br /> 2DetecUon limits for analyses on this sample were 0 0005 ppm <br />. 3Detection hints for analyses on flus sample were 1 ppm <br />. 4Diesel detection limit 0 5 ppm <br /> SIncludes 0 187 ppm DIPE and 0 00622 ppm TBA <br /> ND=Not detected at or above the indicated laboratory detection limit <br /> The groundwater was sampled on 26 July 2000 (Quarterly Monitoring Report dated 31 August <br />• 2000) The results, found in Table 6 below, indicate continued contamination of all compounds <br />. except diesel in MW-2 The diesel contamination in MW-3 is no longer evident and the diesel <br />. contamination in 1AW-1 has decreased MW-1 also shows increased ethyl benzene <br /> contamination as well as total xylenes contamination <br /> Motor oils in MW-2 Have decreased while the petroleum hydrocarbons remain constant <br />• Table 6. Groundwater Sample Results from Quarterly Monitoring Dated 31 August 2000. <br />. Sample TPH- TPH_a Motor MTBE2 Benzene Toluene Ethyl Total <br />. ID Gasoline Diesel Oils Benzene2 Xylenes2 <br />. MW-1 ND 280 ND ND ND ND 0.001 0.0016 <br />. MW-2 021 ND 98 0.0200 00068 00033 00031 0.0230 <br /> MW-3 ND ND ND ND ND ND ND ND <br /> iNotes All results shown in ppm <br /> Detection limits for analyses on this sample were 0 05 ppm <br /> 2Detection limits for analyses on this sample were 0 0005 ppm <br />. 3Detectton limits for analyses on this sample were 1 ppm <br /> 4Diesel detection limit 0 5 ppm <br /> ND=Not detected at or above the indicated laboratory detection limit <br />• The groundwater was sampled on 20 April 2000 (Quarterly Monitoring Report dated 15 May <br /> 2000) The results, found in Table 7 below, indicate continued contamination of all compounds <br /> in MW-2 The diesel contamination in MW-3 has decreased 50% and the diesel contamination <br /> in MW-1 has remained constant MW-1 also shows reduced ethyl benzene contamination as <br /> Environeenng,Inc Project No 00-0 11 08 12 <br />