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TABLE 11-4 SUMMARY OF HUMAN CARCINOGENIC POLLUTANTS STATISTICS <br /> Lu <br /> U <br /> N W d <br /> U md U <br /> � C: � � a w m <br /> L d H L <br /> Sample DateLabcc o o t m y a <br /> L C <br /> .L.. Op 0 07 y N. <br /> E m L L 2 o L L <br /> O O O U L L O $ <br /> 0 o E $ U U a <br /> O L <br /> t U :O O <br /> D <br /> Apr-94 Anlab 18i <2.0 4.0 9.3 < 0.4 < 1.0 < 1.0 < 10.0 <br /> Jul-95 Anlab 40 < 1.0 6.3 13 <0.4 < 1.0 < 1.0 < 15.0 <br /> Apr-96 Anlab 3.5 <2.0 1.1 3.1 < 0.4 < 1.0 < 1.0 < 15.0 <br /> Nov-96 Anlab 4.2 < 1.0 < 1.0 1.1 < 1.0 < 1.0 < 1.0 < 15.0 <br /> Apr-97 Anlab 33 <2.0 6.4 21 < 1.0 < 1.0 < 1.0 < 15.0 <br /> Oct-97 Anlab 8.5 < 1.0 < 1.0 2.3 < 1.0 < 1.0 < 1.0 < 15.0 <br /> Apr-98 JL 16 < 5.0 8.6 19 < 0.5 <0.5 <0.5 <3.0 <br /> Oct-98 BSK <5.0 < 5.0 < 5.0 < 5.0 < 5.0 < 5.0 < 5.0 < 10.0 <br /> Apr-99 BSK <5.0 < 5.0 < 5.0 <5.0 < 5.0 < 5.0 < 5.0 < 10.0 <br /> Oct-99 BSK 5.2 <5.0 <5.0 < 5.0 < 5.0 < 5.0 < 5.0 <5501'I <br /> Apr-00 BSK < 5.0 < 10.0 < 5.0 < 5.0 < 5.0 <5.0 < 5.0 < 50.0 <br /> Sample Count 11 11 11 11 11 11 11 10 <br /> Max. Concentration (p A) 40.00 <5.0 8.60 21.00 < 5.0 < 5.0 <5.0 < 15.0 <br /> Mean (Ng/1) 13.04 < 3.5 4.40 8.07 <2.2 < 2.4 <2.4 < 15.8 <br /> Median 5.2 < 2.0 5 5 < 1.0 < 1.0 < 1.0 < 15.0 <br /> Std. Dev. 12.66 2.77 2.47 6.76 2.20 2.06 2.06 12.64 <br /> CV 0.97 0.60 0.56 0.84 0.60 0.60 0.60 0.60 <br /> Percentile of Highest <br /> Conc.(p„) = 0.6581 0.6581 0.658 0.6581 0.658 0.658 0.658 0.631 <br /> Normal Dist. Value(2) 0.45 0.45 0.45 0.45 0.45 0.45 0.45 0.35 <br /> sigma'= 0.665 0.307 0.273 0.531 0.307 0.307 0.307 0.307 <br /> C991 = 4.777 3.114 2.943 4.177 3.114 3.114 3.114 3.114 <br /> CPn = 1.035 1.101 1.104 1.064 1.101 1.101 1.101 1.041 <br /> Factor(99%, 99 C.I.) 4.62 2.83 2.67 3.92 2.90 2.90 2.90 3.20 <br /> Estimated Max. <br /> Concentration (pg/l) 184.61 < 14.1 22.93 82.41 < 14.5 < 14.5 < 14.5 <48.0 <br /> Human Health Criteria 5.7 4 0.41 0.56 0.057 0.8 2.7 1.8 <br /> Mean of Reported <br /> Background (pgA) < 1.1 < 3.1 < 1.1 < 1.1 < 1.1 < 1.1 < 1.5 < 13.6 <br /> Needed Dilution Credit14) 38.9 11.3 -32.6 -151.6 -13.8 -45.7 9.8 -3.9 <br /> (1)The unreasonably high detection limit was excluded from statistical evaluation. <br /> (2) Normally distr'l,ute e for corresponding precentile of highest concentration and degrees of freedom. <br /> (3) ",.^ulated p- IS "D Section 3.3.2, pg.r <br /> (4, ative dilutioi: c indicative of background concentrations which exceed criteria. <br />