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1 <br /> TABLE 5-4 (continued) <br /> SUMMARY GROUND WATER SAMPLE ANALYTICAL RESULTS <br /> TOTAL CHROMIUM, Cr", AND TOTAL LEAD <br /> Miltri� <br /> +exilh <br /> 3rd qtr-1990 0.09 NA <.0050 <br /> 4th qtr-1990 0.054 NA <.0050 <br /> 1st qtr-1991 0.053 NA <.0050 <br /> 2nd qtr-1991 0.1 NA <.0050 <br /> 3rd qtr-1991 0.096 NA <.0050 <br /> 4th qtr-1991 0.12 NA <.0050 <br /> lst qtr-1992 0.11 0.1 NA <br /> 2nd qtr-1992 0.11 0.092 NA <br /> 3rd qtr-1992 0.09 0.092 NA <br /> 4th qtr-1992 0.096 0.087 NA <br /> MW-3A 1st qtr-1993 0.12 0.077 NA <br /> 2nd qtr-1993 0.075 0.077 NA ' <br /> 3rd qtr-1993 0.066 0.051 NA <br /> Number of Detects 13 7 0 <br /> Number of Analyses 13 7 6 <br /> Percent Detected 100 100 ND <br /> Minimum Concentration Detected 0.053 0.051 ND <br /> Maximum Concentration Detected 0.120 0.100 ND ' <br /> Average Concentration 0.091 0.082 ND <br /> Geometric Mean Concentration" 0.088 0.091 ND <br /> Standard Deviation 0.023 0.016 ND <br /> 3rd qtr-1990 280 NA <,0050 <br /> 4th qtr-1990 0.25 NA <.0050 <br /> 1st qtr-1991 0.14 NA <.0050 <br /> 2nd qtr-1991 0.14 NA <.0050 ' <br /> 3rd qtr-1991 0.23 NA <.0050 <br /> 4th qtr-1991 0.15 NA <.0050 <br /> 1st qtr-1992 0.14 0.13 NA ' <br /> 2nd qtr-1992 0.12 0.11 NA <br /> 3rd qtr-1992 0.14 0.14 NA <br /> 41h qtr-1992 0.12 0.13 NA <br /> MW-3B lst qtr-1993 0.12 0.1 NA <br /> 2nd qtr-1993 0.091 0.092 NA <br /> 3rd qtr-1993 0.091 0.076 NA <br /> Number of Detects 13 7 0 <br /> Number of Analyses 13 7 6 <br /> Percent Detected 100 100 ND <br /> Minimum Concentration Detected. 0.091 0.076 ND <br /> Maximum Concentration Detected 280 0.140 ND <br /> Average Concentration 21.67 0.111 ND <br /> Geometric Mean Concentration` 0.248 0.109 ND <br /> Standard Deviation 77.618 0.023 ND <br /> lu/csing/tracy/ri/[ablcs/ritbl5-4I <br /> 5-4-4 <br /> 1 <br />