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<br />10 <br /> <br />TECHNICAL MANUAL <br /> <br />Table 1.--PLains Region Y'egY'ession equations faY' peak dischoY'ges <br />and depths of seLected Y'ecurY'ence-inteY'vaL fLoods with <br />cOY'Y'esponding standOX'd eY'Y'oY' of estimate <br /> <br /> - <br /> Equat ion Standard error of estimate, in percent <br /> Ave~'age _~_,_Range <br />Q]O 144AO.528S 0.336 31 +36 to -26 <br /> B <br />Q50 891AO.4825 O. ] 54 211 +27 to -21 <br /> B <br />Ql00 1770AO.463S 0.086 28 +32 to -2/+ <br /> B <br />Q500 5770AO.432 ~".. +55 to -3', <br /> ,) <br />010 35,555 -0.462 28 +32 to -24 <br />050 52.155 -0.500 Z3 +26 to -20 <br />0100 = 59,355 -0.517 21 +23 to -19 <br />0500 77.355-0.553 26 +29 to -23 <br /> <br />Table 2.--l.fountain Region Y'egY'ession equaUons foY' peak dischaY'ges <br />and depths of seLected recuY'Y'ence-inteY'vaL fLoods wi,th <br />cOY'Y'esponding standaY'd eY'Y'oY' of est;imate <br /> <br />Equation <br /> <br />5tandar:tJ-errc;rore5ti~ate, in percent <br />Av_erage _____. Range <br /> <br />39 +46 to -32 <br /> <br />Ql0 <br /> <br />O. 12AO,815pl. 592 <br /> <br />Q50 = 0.91AO.795pl.ll0 <br />Q]OO = 1.88AO.787pO.932 <br />Q500 ~ 8.70AO.766pO.560 <br /> <br />37 <br />38 <br /> <br />+/14 to - 30 <br /> <br />+1.5 to -31 <br /> <br />45 <br /> <br />+55 to -35 <br /> <br />010 = 0.44AO.196pO.347 <br /> <br />050 = 1.05AO.192pO.133 <br /> <br />0100 = 1.44AO.187pO.059 <br /> <br /> <br />0500 = 1.94AO.184 <br /> <br />27 <br /> <br />+31 to -,23 <br /> <br />28 <br /> <br />+32 to .-24 <br /> <br />28 <br /> <br />+32 to '-24 <br /> <br />31 <br /> <br />+36 to -26 <br />