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continued contamination of all compounds except diesel in MW-2 The diesel contamination in <br /> MW-3 is no longer evident and the diesel contamination in MWA has decreased MW-I also <br />•. shows increased ethyl benzene contamination as well as total xylenes contamination <br /> Motor oils in MW-2 have decreased while the petroleum hydrocarbons remain constant <br /> Table 2. Groundwater Sample Results from Quarterly Monitoring Dated 26 July 2000. <br />• Sample TPH- TPH- Motor 2 2 2 Ethyl Total <br /> ID Gasolmei Diesel` 011s3 MTBE Benzene Toluene <br /> Benzene Xylenes2 <br />. MW-1 ND 280 ND ND ND ND 0 001 0.0016 <br /> r MW-2 0.21 ND 98 0.0200 00068 00033 0.0031 00230 <br /> MW-3 ND ND ND ND ND ND ND ND <br />• Notes All results shown in ppm <br /> 1Detection limits for analyses on this sample were 0 05 ppm <br />. 2Detection limits for analyses on this sample were 0 0005 ppm <br /> 3Detcction 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 The results, found in Table 3 below, indicate <br /> continued contamination of all compounds in MW-2 The diesel contamination in MW-3 has <br /> decreased 50% and the diesel contamination in MWA has remained constant MW-I also shows <br /> r reduced ethyl benzene contamination as well as total xylenes contamination <br /> Table 3. Groundwater Sample Results from Quarterly Monitoring Dated 20 April 2000. <br /> Sample TPH- TPH- Motor 2 2 2 Ethyl Total <br /> ID Gasoline' Diesel° Oils3 MTBE Benzene Toluene Benzene2 Xylence <br /> MW-1 ND 330 ND ND ND ND 00006 0.0007 <br /> MW-2 028 14 120 0.0045 0.0026 00034 0.001 00082 <br /> MW-3 ND 50 ND ND ND ND ND ND <br /> Notes All results shown in ppm <br /> 'Detection limits for analyses on this sample were 0 05 ppm <br /> 213etection limits for analyses on this sample were 0 0005 ppm <br /> r3Detection limits for analyses on this sample were 1 ppm <br /> 4Diesel detection Iimit 0 5 ppm <br /> ND=Not detected at or above the indicated laboratory detection limit <br /> I <br /> i <br />• Environeenng,Inc Project No 00-008 07 <br /> Page 4 <br />. I <br /> I <br /> I <br />