_PERMIT FILE - C1981008A (13) - Laserfiche WebLink

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* * * * * * * * * * * * * * * * * * * * * * * JUNCTION 1 , BRANCH 1, STRUCTURE 1 *** HYDRAULIC INPUT VALUES IOR SUBWATERSHEDS *** WATER AREA CURVE IC IT ROUTING COEFFICIENTS UNIT SHED ACRES NUMBER IIR IIR K-HRS X HYDRO ------------------------------------------------------------------------ 1 6.26 81.00 0.064 0.000 0.000 0.00 0.0 *** SED 111ENT INPUT VALUES FOUR SUBWATERSHEDS *** WATER SEG SOIL IENGTH SLOPE CP PART SURF SHED NUM K FEET PCT VALUE OPT COND -------------------------------------------------------------------------- 1 1 u.25 0.0 4. 10 1.000 1.0 0.0 * * * COMPUTED VALUES FOR INDIVIDUAL WATERSHEDS * * * WATERSHED PEAK FLOW RUNOFF SEDIMINT DIAM DELIVERY DELIVERY (CFS) ( INCHES) TONS (MM) RATIO 1 RATIO 2 ---------------------------------------------------------------------- 1 3.36 0.48 88.46 0.010 1.000 1.000 NOTE: SEDIMENT DOES NOT INCLUDE POSSIBLE DEPOSITION BY DELIVERY RATIO 2 ***** SUMMARY TABLE FOR TOTAL WATERSHED ***** --------------------------------------------- RUNOFF VOLUME = 0.2511 ACRE-FT PEAK DISCHARGE = 3.3551 CFS AREA = 6.2550 ACRES TIME OF PEAK DISCHARGE = 12.00 HRS BETA = 1.0000 RAINFALL EROSITIVITY FACTOR = 17.31 El UNIT PEAK CONCENTRATION = 446787.06 MG/L PEAK SETTLEABLE CONCENTRATION = 177. 11 ML/L PEAK SETTLEABLE CONCENTRATION = 221382.81 MG/L TOTAL SEDIMENT YIEID = 88.4648 TONS REPRESENTATIVE PARTICLE SIZE = 0.0100 MM TIME OF PEAK CONCENTRAT'ON = 12.00 HRS PERIOD OF SIGNIFICANT CONCENTRATION = 12.40 HRS VOLUME WEIGHTED AVERAGE SETTLEABLE CONCENTRATION DURING PERIOD OF SIGNIFICANT CONCENTRATION = 90.28 ML/L VOLUME WEIGHIED AVERAGE SETTLEABLE CONCENTRATION DURING PEAK 24 HOUR PERIOD = 90.28 ML/L ARITHMETIC AVERAGE SETTLEABLE CONCENTRATION DURING PERIOD OF SIGNIFICANT CONCENTRATION = 0.00 ML/L ARITHMETIC AVERAGE SETTLEABLE CONCENTRATION DURING PEAK 24 HOUR PERIOD = 24.23 ML/L