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v.8.7.009. EPA m.a.0.01 <br /> SEN'S SLOPE ESTIMATOR <br /> AMW-5/5R <br /> 60 <br /> 50 ® n= 27. <br /> Slope = 15.998 <br /> ® ® units per year. <br /> 0 40 ® Mann Kendall <br /> U statistic = 193. <br /> V2 <br /> Trend significant <br /> 30 at 99% confidence <br /> level (two tailed). <br /> ® ® ® Critical value = 124. <br /> 200- <br /> 100- <br /> 01 <br /> 0100 <br /> Mar 1994 Aug 2001 Feb 2009 <br /> Constituent: Bicarbonate as CaCO3 (mg/L) Facility: Austin Road LF Data File: AUSTININ <br /> Date: 3/10/09, 3:05 PM Client: Austin Road LF View: Batch <br /> W -ROW ERST & A IATES, INC <br />