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v.8.6.005. m.a.0.01 EPA <br />W <br />:a L <br />E <br />SLOPESENNS ESTIMATOR <br />1 <br />i <br />i <br />O <br />O ♦ <br />00 <,X>40 <br />O <br />O O <br />n=54. <br />Slope = 0.185 <br />units per year. <br />Mann Kendall <br />normal approx. _ <br />2.633. <br />Increasin trend <br />sigmficanat 99% <br />confide c level <br />Ctwo tai�ec ). <br />ritical value = 2.575. <br />Oct 1991 May 1999 Nov 2006 <br />Hollow symbols indicate censored values. <br />Constituent: Trichloroethylene (ug/L) Facility: Austin Road LF Data File: AUSTINOR <br />Date: 1/8/07, 9:34 PM Client: Austin Road LF View: Batch <br />• is HERST ISOCIATES, INC. <br />