1988-04-18_PERMIT FILE - C1981008A (2)

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* * * * * * * * * * * * * * * * * * * * * * * JUNCTION 1, BRANCH 1, STRUCTURE 1 * * * * * * * * * * * * * * * * * * * * * * * *** HYDRAULIC INPUT VALUES FOR SUBWAIERSHEDS *** WATER AREA CURVE TC TT ROUTING COEFFICIENTS UNIT SIZED ACRES NUMBER HR fill K-HRS X HYDRO ------------------------------------------------------------------------ 1 7.69 82.00 0.078 0.000 0.000 0.00 0.0 *** SEDIMENT INPUT VALUES FOR SUBWATERSHEDS *** WATER SEG SOIL LENGTH SLOPE CP PART SURF SHED NUM K FEET PCT VALUE OPT COND ---------------------------------------------------------------------------- 1 1 0.25 0.0 2.09 1.000 1.0 0.0 * * * COMPUTED VALUES FOR INDIVIDUAL WATERSHEDS * * * WATERSHED PEAK FLOW RUNOFF SEDIMENT DIAM DELIVERY DELIVERY (CFS) ( INCHES) TONS (MM) RA110 1 RA110 2 --------------------------------------------------------------; 7.71 0.93 116.31 0.010 1.000 1.000 NOTE: SEDIMENT DOES NOT INCLUDE POSSIBLE DEPOSITION BY DELIVERY RATIO 2 ***** SU14MARY TABLE FOR TOTAL WATERSHED ***** --------------------------------------------- RUNOFF VOLUME = 0.5932 ACRE-FT PEAK DISCHARGE = 7.7120 CFS AREA = 7.6930 ACRES TIME OF PEAK DISCHARGE = 12.00 HRS BETA = 1.0000 RAINFALL EROSITIVIIY FACTOR = 32.38 El UNIT PEAK CONCENTRATION = 253398.62 MG/L PEAK SETTLEABLE CONCENTRATION = 100.45 ML/L PEAK SETTLEABLE CONCENTRATION = 125558.81 MG/L TOTAL SEDIMENT YIELD = 116.3055 TONS REPRESENTATIVE PARTICLE SIZE = 0.0100 MM TIME OF PEAK CONCENTRATION = 12.00 IIRS PERIOD OF SIGNIFICANT CONCENTRATION = 13.50 HRS VOLUME WEIGHTED AVERAGE SETTLEABLE CONCENTRATION DURING PERIOD OF SIGNIFICANT CONCENTRATION = 53.13 ML/L VOLUME WEIGHTED AVERAGE SETTLEABLE CONCENTRATION DURING PEAK 24 HOUR PERIOD = 53. 13 ML/L ARITHMETIC AVERAGE SETTLEABLE CONCENTRATION DURING PERIOD OF SIGNIFICANT CONCENTRATION = 0.00 ML/L ARITIIMETIC AVERAGE_ SETTLEABLE CONCENTRATION DURING PEAK 24 HOUR PERIOD = 13.21 ML/L