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Sanitas" v.9.3.25 Sanitas software licensed to Geo -Logic Associates. EPA <br />Hollow symbols indicate censored values. <br />200 <br />148 <br />96 <br />J <br />rn <br />44 <br />-8 <br />-60 <br />3/3/94 <br />Sen's Slope and 98% Confidence Band <br />AMW-11 <br />n=75 <br />Slope = -4.477 <br />units per year. <br />Mann -Kendall <br />normal approx. _ <br />-8.494 <br />critical = -2.33 <br />Decreasing trend <br />significant at 98% <br />confidence level <br />(a = 0.01 per <br />tail). <br />2/17/98 2/3/02 1/20/06 1/6/10 12/24/13 <br />Constituent: Tetrachloroethylene Analysis Run 1/21/2014 4:24 PM <br />Facility: Forward Landfill Client: RSI Data File: Aust3Q13VOCSan8 <br />• <br />• <br />• <br />.....�................................ <br />. <br />...........I <br />�.......000..wo <br />a00000.o om <br />n=75 <br />Slope = -4.477 <br />units per year. <br />Mann -Kendall <br />normal approx. _ <br />-8.494 <br />critical = -2.33 <br />Decreasing trend <br />significant at 98% <br />confidence level <br />(a = 0.01 per <br />tail). <br />2/17/98 2/3/02 1/20/06 1/6/10 12/24/13 <br />Constituent: Tetrachloroethylene Analysis Run 1/21/2014 4:24 PM <br />Facility: Forward Landfill Client: RSI Data File: Aust3Q13VOCSan8 <br />