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<br />Data for Arden Hills <br />TYPE II 24-HOUR RAINFALL= 5.90 IN <br />Prepared by Short Elliott Hendrickson Inc, <br />HydroCAD 5,11 001264 (c) 1986-1999 Applied Microcomputer Systems <br /> <br />Page 22 <br /> <br />17 Jul 01 <br /> <br />POND 9 <br /> <br />Pond 9 <br /> <br />Qin = 161. 2 CFS @ 12,21 HRS, VOLUME= 14.33 AF <br />Qout= 21,02 CFS @ 13 .28 HRS, VOLUME= 10,66 AF, ATTEN= 87%, LAG= 64,7 MIN <br />ELEVATION AREA INC.STOR CUM,STOR STOR - IND METHOD <br /> (FT) (AC) (AF) (AF) PEAK STORAGE = 20,54 AF <br /> 901. 2 1. 83 0,00 0.00 PEAK ELEVATION= 910,1 FT <br /> 906.2 2.25 10,20 10,20 FLOOD ELEVATION= 911. 2 FT <br /> 907.2 2.55 2,40 12.60 START ELEVATION= 907,2 FT <br /> 909.2 2.74 5,29 17,89 SPAN= 10-20 HRS, dt=.l HRS <br /> 911.2 2,94 5.68 23,57 <br /> <br /># ROUTE <br />1 P <br /> <br />INVERT <br />907.2' <br /> <br />OUTLET DEVICES <br />24" CULVERT <br />n=,012 L=100' S=.Ol'/' <br /> <br />Ke=.5 <br /> <br />Cc=.9 <br /> <br />Cd=.6 <br /> <br />POND 9 INFLOW & OUTFLOW <br />Pond 9 <br /> <br />16" <br />150 <br />140 <br />13" <br />120 <br />" 110 <br />LfI 188 <br />t 98 <br />~ 80 <br />3 70 <br />o 60 <br />-' 50 <br />u.. 40 <br />38 <br />28 <br />18 <br />0~ <br /> <br />STOR-IND HETHOD <br />PEAK STaR= 28.54 AF <br />PEAK ELEU= 9113.1 FT <br /> <br />Qln= 161,2 CFS <br />Qaut= 21 .82 CFS <br />LAG= 64.7 MIN <br /> <br />,- <br />, <br />N <br /> <br />------- <br />-------- <br /> <br />~ <br /> <br />:: <br /> <br />~ <br /> <br />~ <br /> <br />!:: <br /> <br />~ ~ <br /> <br />'" <br />N <br /> <br />TIME (hour~) <br /> <br />1 <br /> <br />~ <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br />I <br /> <br />I <br /> <br />. <br /> <br />I <br /> <br />I <br />I <br />I <br /> <br />I <br />I <br />t <br />, <br />I <br />