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10/1/98 9:10:19 pm Dean Hough & Associates page 2 <br />CITY OF EVERETT TEMP STORAGE YARDS <br />FDS DEVELOPMENT/10815 EVERGREEN WAY <br />FINAL DETENTION DESIGN:l00YR 24HR+ POND <br />BASIN SUNIIKARY --r--r-aY- <br />BASIN ID: B10EX <br />SCS METHODOLOGY <br />TOTAL ARFA........ <br />RAINFALL TYPE....: <br />PRECIPITATION....: <br />TIME INTERVAL....: <br />NAME: BASIN B IOYR 24HR EX. COND. <br />1.90 Acres <br />TYPElA <br />2.25 inches <br />10.00 min <br />BASEFLOWS: <br />AREA... <br />CN..... <br />TC..... <br />0.00 cfs <br />PERV <br />1.90 Acres <br />81.00 <br />50.02 min <br />ABSTRACTION COEFF: 0.20 <br />TcReach - Sheet L: 294.00 ns:0.2400 p2yr: 1.48 s:0.0197 <br />PEAK RATE: 0.18 cfs VOL: 0.12 Ac-ft TIME: 530 min <br />BASIN ID: B2DEV <br />SCS METHODOLOGY <br />TOTAL AREA........ <br />RAINFALL TYPE....: <br />PRECIPITATION....: <br />TIMF! INTFRVAL....: <br />NAME: BASIN H 2YR 24HR DEV. COND <br />1.90 Acres <br />TYPEIA <br />1.55 inches <br />10.00 min <br />BASEFLOWS: <br />AREA... <br />CN..... <br />TC..... <br />0.00 cfs <br />PERV <br />1.90 Acres <br />89.00 <br />14.26 min <br />ABSTRACTION COEFF: 0.20 <br />TcReach - Sheet L: 294.00 ns:0.0500 p2yr: 1.48 s:0.0197 <br />PEAK R.ATE: 0.25 cfs VOL: 0.10 Ac-tt TIME: 510 min <br />BASIN ID: B2EX <br />SCS METHODOLOGY <br />TOTAL AR.EA........ <br />RAINFALL TYPE....: <br />PRECIPITATION....: <br />TIME INTfiRVAL....: <br />NAME: BASIN B 2YR 24HR EX. COND. <br />1.90 Acres <br />TYPEIA <br />1.55 inches <br />10.00 min <br />BASEFLOWS: <br />AREA... <br />CN..... <br />TC..... <br />0.00 cfs <br />PERV <br />1.90 Acres <br />81.00 <br />50.02 min <br />ABSTRACTION COEFF: 0.20 <br />TcReach - Sheet L: 294.00 ns:0.2400 p2yr: 1.48 s:0.0197 <br />PEAK RATS: 0.05 cfs VOL: 0.05 Ac-ft TIME: 560 min <br />IMP <br />0.00 Acres <br />0.00 <br />0.00 min <br />IMP <br />0.00 Acres <br />0.00 <br />0.00 min <br />IMP <br />0.00 Acres <br />0.00 <br />0.00 min <br />