---------------------------------------------------------------------------------------------------------- Statistics of monthly and annual mean discharges [--, no data] __________________________________________________________________________________________________________ Maximum Minimum Mean ______________________ ______________________ _____________________________________________ Water year Water year Standard Coeffi- Percentage Month Discharge of Discharge of Discharge deviation cient of of annual (ft3/s) occurrence (ft3/s) occurrence (ft3/s) (ft3/s) variation discharge __________________________________________________________________________________________________________ October -- -- -- -- -- -- -- -- November -- -- -- -- -- -- -- -- December -- -- -- -- -- -- -- -- January -- -- -- -- -- -- -- -- February -- -- -- -- -- -- -- -- March -- -- -- -- -- -- -- -- April -- -- -- -- -- -- -- -- May -- -- -- -- -- -- -- -- June -- -- -- -- -- -- -- -- July -- -- -- -- -- -- -- -- August -- -- -- -- -- -- -- -- September -- -- -- -- -- -- -- -- Annual -- -- -- -- -- -- -- -- -----------------------------------------------------------------------------------------------------------
---------------------------------------------------------------------------------------------------------------------- Monthly and annual flow duration, in cubic feet per second [--, no data] ______________________________________________________________________________________________________________________ Percentage of days discharge Jan. Feb. March April May June July Aug. Sept. Oct. Nov. Dec. Annual equaled or exceeded ______________________________________________________________________________________________________________________ 95 -- -- -- -- -- -- -- -- -- -- -- -- -- 90 -- -- -- -- -- -- -- -- -- -- -- -- -- 85 -- -- -- -- -- -- -- -- -- -- -- -- -- 80 -- -- -- -- -- -- -- -- -- -- -- -- -- 75 -- -- -- -- -- -- -- -- -- -- -- -- -- 70 -- -- -- -- -- -- -- -- -- -- -- -- -- 65 -- -- -- -- -- -- -- -- -- -- -- -- -- 60 -- -- -- -- -- -- -- -- -- -- -- -- -- 55 -- -- -- -- -- -- -- -- -- -- -- -- -- 50 -- -- -- -- -- -- -- -- -- -- -- -- -- 45 -- -- -- -- -- -- -- -- -- -- -- -- -- 40 -- -- -- -- -- -- -- -- -- -- -- -- -- 35 -- -- -- -- -- -- -- -- -- -- -- -- -- 30 -- -- -- -- -- -- -- -- -- -- -- -- -- 25 -- -- -- -- -- -- -- -- -- -- -- -- -- 20 -- -- -- -- -- -- -- -- -- -- -- -- -- 15 -- -- -- -- -- -- -- -- -- -- -- -- -- 10 -- -- -- -- -- -- -- -- -- -- -- -- -- 5 -- -- -- -- -- -- -- -- -- -- -- -- -- ------------------------------------------------------------------------------------------------------------------------
-------------------------------------------------------------------------------------------------- Probability of annual high discharges [--, no data] __________________________________________________________________________________________________ Maximum average discharge (ft3/s) ___________________________________________________________ Recurrence Maximum Exceedance interval instantaneous 3-day period 7-day period 15-day period 30-day period probability (years) (ft3/s) __________________________________________________________________________________________________ 0.99 1.01 ng -- -- -- -- 0.95 1.05 ng -- -- -- -- 0.90 1.11 153 -- -- -- -- 0.80 1.25 244 -- -- -- -- 0.50 2 536 -- -- -- -- 0.20 5 1,030 -- -- -- -- 0.10 10 1,370 -- -- -- -- 0.04 25 1,800 -- -- -- -- 0.02 50 2,110 -- -- -- -- 0.01 100 2,400 -- -- -- -- 0.005 200 2,680 -- -- -- -- 0.002 500 3,030 -- -- -- -- ------------------------------------------------------------------------------------------------------------
------------------------------------------------------------------------------------- Annual peak discharge and corresponding gage height, period of record [--, no data] _____________________________________________________________________________________ Gage Peak Gage Peak Water Date height discharge Water Date height discharge year (feet) (ft3/s) year (feet) (ft3/s) _____________________________________________________________________________________ Annual peak discharge, by year, and corresponding gage height 1979 April 12 13.43 838 1989 March 27 15.08 760 1980 June 5 10.47 214 1990 March 13 -- 5.00 1981 June 13 10.77 273 1991 September 8 14.86 765 1982 March 30 13.06 325 1992 June 17 10.10 79.0 1983 April 10 11.98 430 1993 March 30 14.06 720 1984 June 8 14.06 910 1994 March 23 15.37 1,020 1985 May 9 13.34 960 1995 March 14 13.70 765 1986 September 21 14.27 1,280 1996 April 11 14.01 560 1987 March 7 11.59 380 1997 April 5 15.76 1,640 1988 March1 11.23 120 Annual peak discharge, from highest to lowest, and corresponding gage height 1997 April 5 15.76 1,640 1996 April 11 14.01 560 1986 September 21 14.27 1,280 1983 April 10 11.98 430 1994 March 23 15.37 1,020 1987 March 7 11.59 380 1985 May 9 13.34 960 1982 March 30 13.06 325 1984 June 8 14.06 910 1981 June 13 10.77 273 1979 April 12 13.43 838 1980 June 5 10.47 214 1995 March 14 13.70 765 1988 March1 11.23 120 1991 September 8 14.86 765 1992 June 17 10.10 79.0 1989 March 27 15.08 760 1990 March 13 -- 5.00 1993 March 30 14.06 720 -----------------------------------------------------------------------------------1 Day of month unknown.
--------------------------------------------------------------------------------------------------------------------------------- Monthly and annual mean discharges, in cubic feet per second [Data were not rounded in accordance with U.S. Geological Survey publication standards; --, no data] ________________________________________________________________________________________ Year Oct. Nov. Dec. Jan. Feb. March April May June July Aug. Sept. Annual ________________________________________________________________________________________ -- -- -- -- -- -- -- -- -- -- -- -- -- -- --------------------------------------------------------------------------------------
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