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IIGoldfinch Brothers <br /> Drainage Study <br /> IJune 26,2008 <br /> 7/8/08 10:20:37 am J.C. McDonnell & Associates page 5 <br /> Goldfinch Brothers <br /> I Vault Drainage-Two Orifice Config <br /> 07/08/26/2008 <br /> IIHYDROGRAPH SUMMARY <br /> I PEAK TIME VOLUME <br /> HYD RUNOFF OF OF CONTRIB <br /> NUM RATE PEAK HYDRO AREA <br /> I CFS MIN. CF\ACFT ACRES <br /> UNDEVELOPED <br /> II 1 0.027 960 1483 CF 1.20 2-YEAR <br /> 2 0.071 550 3342 CF 1.20 10-YEAR <br /> 3 0.163 540 6560 CF 1.20 100-YEAR <br /> DEVELOPED <br /> II4 0.331 480 5470 CF 1.20 2-YEAR <br /> 5 0.505 480 8414 CF 1.20 10-YEAR <br /> I 6 0.754 480 12677 CF 1.20 100-YEAR <br /> VAULT RELEASE PERFORMANCE <br /> II 7 0.015 1470 2148 CF 1.20 2-YEAR <br /> 8 0.085 980 4715 CF 1.20 10-YEAR <br /> 9 0.156 700 8945 CF 1.20 100-YEAR <br /> IFULL SITE WATER QUALITY STORMS <br /> 10 0.009 1320 412 CF 1.20 UNDEV <br /> II 11 0.192 480 3170 CF 1.20 DEV. <br /> 12 0.011 1460 1550 CF 1.20 VAULT RELEASE <br /> TESC EVENT <br /> II20 0.027 960 1483 CF 1.20 2-YEAR <br /> II <br /> II <br /> II <br /> II <br /> II 22 <br />