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ri <br /> MPDS-UN6981-15 + <br /> August 18 1997 <br /> Page 11 of 15 <br /> Table 2 <br /> Summary of Laboratory Analyses <br /> Water <br /> IF uatm.n TPH as Ethyl- <br /> well <br /> thylWell# Me Uftt G001 r~ lkmne Toluem Some e, . yldnes <br /> MW-13 10/20/93 <50 <05 <05 <05 <05 -- <br /> (Cont ) 7/26/93 <50 <05 <05 <05 <0 5 -- <br /> 4/26193 <50 <05 <05 <05 <05 -- <br /> 1/13/93 <50 <05 <05 <05 <05 -- <br /> 10/21-22/92 <50 <05 <0 5 <05 <0 5 -- <br /> (MW14)tt 2/28/94 NA <50 <05 <05 <05 <0 5 -- <br /> VW-1 7/16/97 NA <50 <0 5 <05 <0 5 <05 <50 <br /> 1/21/97 NA <50 <05 <05 <05 <05 <5 0 <br /> 10/23/96 SAMPLED SEMI-ANNUALLY <br /> 7/24/96 NA 180 1 9 19 1 6 77 130 <br /> VW-2 7/16/97 NA WELL WAS DRY <br /> 1/20197 NA INSUFFICIENT WATER TO SAMPLE <br /> 10/23/96 SAMPLED SEMI-ANNUALLY <br /> 7124/96 NA 78,000 510 3,100 540 24,000 720 [56011 <br /> VW-3 7/16/97 NA <50 <05 <05 <0 5 <0 5 14 <br /> 1/21/97 NA <50 <05 <05 <05 <0 5 58 <br /> 10/23/96 SAMPLED SEMI-ANNUALLY <br /> 7/24196 NA <50 <05 <05 <0 5 <05 <5 0 <br /> VW-4 7/17/97 NA 670 <05 45 6 1 98 5 1 <br /> 1/21/97 NA 3,000 <05 53 31 530 <50 <br /> 10/23/96 SAMPLED SEMI-ANNUALLY <br /> 7/24/96 WELL WAS DRY <br /> § Sequoia Analytical Laboratory has identified the presence of MTBE at a level above or equal to the <br /> taste and odor threshold of 40 µg/L in the sample collected from this well <br /> * The analytical results of the ground water samples collected from monitoring wells were inconsistent <br /> with the previous analytical results for these wells Therefore, MPDS Services, Inc , resampled the <br /> monitoring wells <br /> ♦ Sequoia Analytical Laboratory reported that the hydrocarbons detected did not appear to be gasoline <br /> * The positive result for gasoline does not appear to have a typical gasoline pattern <br />