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Sanitas" v.9.3.25 Sanitas software licensed to Geo -Logic Associates. EPA <br />Hollow symbols indicate censored values. <br />20 <br />15.4 <br />10.8 <br />J <br />rn <br />6.2 <br />1.6 <br />-3 <br />3/3/94 <br />Sen's Slope and 98% Confidence Band <br />_u 1 M, us <br />n=74 <br />Slope = -0.366 <br />units per year. <br />Mann -Kendall <br />normal approx. _ <br />-4.971 <br />critical = -2.33 <br />Decreasing trend <br />significant at 98% <br />confidence level <br />(a = 0.01 per <br />tail). <br />1/17/98 12/3/01 10/20/05 9/5/09 7/23/13 <br />Constituent: Trichloroethylene Analysis Run 7/23/2013 2:03 PM <br />Facility: Forward Landfill Client: RSI Data File: Aust2Q13VOCSan8 <br />0 0 0 <br />• <br />• <br />N <br />• <br />41 <br />••••. • 04 <br />o <br />••o•.,� <br />1000 qJ••+• <br />n=74 <br />Slope = -0.366 <br />units per year. <br />Mann -Kendall <br />normal approx. _ <br />-4.971 <br />critical = -2.33 <br />Decreasing trend <br />significant at 98% <br />confidence level <br />(a = 0.01 per <br />tail). <br />1/17/98 12/3/01 10/20/05 9/5/09 7/23/13 <br />Constituent: Trichloroethylene Analysis Run 7/23/2013 2:03 PM <br />Facility: Forward Landfill Client: RSI Data File: Aust2Q13VOCSan8 <br />0 0 0 <br />