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TABLE 5-2 (continued) <br /> SUMMARY GROUND WATER SAMPLE ANALYTICAL RESULTS <br /> HALOGENATED VOLATILE ORGANICS <br /> � <br /> y: .' <br /> :.::.:.:. <br /> :..: <br /> aatoe <br /> . a <br /> #I0.fa iu # <br /> . . <br /> . <br /> y . <br /> m :: iu....iaE ;.... . pdsL. <br /> >:.o ..... #essr . ....... <br /> 3rd qtr-1990 NI NI NI NI NI NI NI NI NI NI <br /> 4th qtr-1990 NI NI NI NI NI NI NI NI NI NI <br /> 1st qtr-1991 <1.0 <5.0 0.9 7.8 15 13 11 1.7 <0.50 <0.50 <br /> 2nd qtr-1991 13 <5.0 4.4 18 67 43 35 4.7 <1.0 <1.0 <br /> 3rd qtr-1991 <1.0 <1.0 <1.0 7 17 9.2 10 1.6 <1.0 <1.0 <br /> 4th qtr-1991 1.4 <5.0 <0.50 6.6 19 11 12 1.7 <1.0 <1.0 <br /> 1st qtr-1992 7.2 <5.0 2.8 17 42 27 23 3.5 NA NA <br /> 2nd qtr-1992 41 <5.0 <0.50 84 180 81 65 6.2 NA NA <br /> 3rd qtr-1992 2.3 (4.0) <5.0(<5.0) 0.64(0.99) 6.9(12) 16(19) 7.7(14) 10(17) 1.6 (2.9) NA NA <br /> 4th qtr-1992 2.7 <5.0 0.91 6.5 16 22 8.2 1.5 <1.0 <1.0 <br /> 1st qtr-1993 9.9 <5.0 25 23 47 18 18 3.2 NA NA <br /> MW-12A 2nd qtr-1993 84 12 <0.50 79 190 33 22 5.1 NA NA <br /> 3rd qtr-1993 35 <5.0 0.52 25 42 5.6 3.1 0.5 NANA <br /> Number of Detects 9 1 7 11 11 11 11 11 0 0 <br /> Number of Analyses 1 i 11 i i 11 11 11 11 11 5 5 <br /> Percent Detected 82 9 64 100 100 100 100 100 ND ND <br /> Minimum Concentration 0.50 0.50 .25 6.5 15 5.6 3.1 0.5 ND ND <br /> Detected <br /> Maximum 84 12 25 84 190 81 65 6.2 ND ND <br /> Concentration Detected <br /> Average Concentration 17.96 1.55 3.29 25.53 59.18 24.59 19.76 2.85 ND ND <br /> Geometric Mean 5.79 0.67 0.90 16.10 37.96 18.13 14.71 2.29 ND ND 97.05 <br /> Concentration <br /> Standard Deviation 25.98 3.47 7.32 28.53 64.49 22.02 17.43 1.83 ND ND <br /> /u/cling/tract'/ri/tables/ritbl-5-2 5-2-20 <br />