Results

Country:U.S.A.
Station:GARRISON DAM, N DAK.
River:MISSOURI RIVER
Area:26235406.52
Lat:47.38
Lon:-101.39
Source:USGS
PointID:6339000
Area Units:km2
Discharge Units:m3/sec
Starting Year:1911
Ending Year:1991
Total Years:81
Total Usable Years:80
Discharge in the Average Year
Average Discharge Over All Years

YearJanFebMarAprMayJunJulAugSepOctNovDecAvg Annual
191174.1773.34135.92299.5642.431515.15812.61345.09227.56163.72133.3779.21375.17
191270.7983.8282.88257.1637.22737.85555.93347.02253.15181.57172.4393.77289.46
191378.7785.0188.18321.267621465.22573.92367.3271.26205.62157.58105.74373.49
1914120.5388.61121.68324.48869.421048.48718.16284.68208.35226.6242.7120.84364.54
191592.6279.1100.32320.97553.64599584.52330.97193.72174.94153.61109.91274.44
191681.93104.38204.97362.01665.811686.561296.19430.42318.77183.59141.7299.96464.69
191788.3573.9174.19167.49730.31210.17801.74307.72190.7143.55108.44115.56334.34
1918155.04100.7121.27302.78645.351248.87493.9295.36193.96179.87132.1110.42331.64
1919173.5897.21101.93333.11011.461065.85508.24301.32179.27118.56100.5369.94338.42
192070.5163.4395.71152.94488.3991.571023.8352.3250.78249.75156.59114.12334.15
1921101.34130.87150.24298.77996.581406.22611.74298.51166.43151.78138.05131.55381.84
192264.038088.3142.83675.081168.83412.3241.08169.85124.47102.1282.03279.24
1923101.0568.6182.832567801419.25600.41264.63167.76120.0193.7486.13336.7
192471.9385.280.06122.73688.72528.96332.78249.4157.23122.33137.9139.04226.36
1925117.52176.41123.46504.041208.951028.47490.8259.59175.51127.6594.779.04365.51
192667.8368.7678.72272.08431.51347.64259.9144.82234.85267.69166.52127.43205.65
1927107.8996.0894.03216.06626.351485.98770.22325.65438.91361.64272.14213.66417.38
1928140.01123.13150.51260.091326.51924.93720.35261.51153.99180.22110.7983.38369.62
192969.5777.2284.24118.78600.591072.93411.57221.18143.09105.9170.7979.9254.65
193068.5487.3683.02353.14598.58997.51535.01244.95157.03117.394.3672.38284.1
193176.7567.3673.31111.64586.66673.57338.74171.51133.8897.3681.0374.07207.16
193259.0988.24125.96293961.861332.03509.71256.73174.77133.23139.72118.71349.42
193394.668.5291.78261.75803.381558.85804.75315.36239263.06272.69325.65424.95
1934219.61168.51220.97879.531283.49911.24432.06222.97149.13121.56175.37101.66407.18
1935104.8126.55109.69217.99767.121138.72718.61306.56164.57116.1496.0378.74328.79
193661.1848.9387.88366.92889.98708.4292.68164.7117.6489.9768.2266.27246.9
193749.9660.9368.61126.87633.44828.18441.71210.26136.44127.25164.4395.77245.32
193899.5179.85101.57365.371018.411297.3513.27205.31152.49131.98104.0776.4345.46
193992.3465.46104.79310.63801.37684.52511.08200.9140.61156.18145.61113.99277.29
194073.6877.46107.83254.69799.91688.58293.04169.93163.4151.77109.3390.01248.3
194178.1768.45101.77248.16533.09544.06269.99165.98232.03236.56172.05216.36238.89
1942109.6592.3487.97307.5887.331084.16811.69333.27203.86154.96126.61101.55358.41
194378.7697.14108.17645.52701.17986.38865.04307.13168.49142.55112.3280.5357.76
194468.669.3171.62123.66463.86611.55264.65179.67143.77126.6396.5864.12190.34
194569.4167.6470.1398.2566.06950.88517.65204.54165.13134.04128.4995.76255.66
194687.5577.4107.45368.221159.811200.07639.23272.65227.9167.7113.46119.46378.41
194791.58116.93159.68418.831224.211055546.88252.49208.6387.29238.34138.29403.18
1948101.9291.997.62331.691388.91654.56573.92359.29196.97150.28115.2476.98428.27
194974.0481.42114.67360.571021.97700.47330.37212.94153.72128.41139.53114.19286.03
195080.2898.35139.23268.94769.241515.71887.69317.7180.03217.92204.29195.76406.26
1951135.57207.84136.1397.41351.181119.09981.41368.2302340.39202.15137.26473.22
1952135.18122.01108.23509.02963.14922.66563.51268.02172.35128.2990.6579.39338.54
1953115.68122.0897.88192.74716.511301.54756.79297.72177.59144.11128.08101.19345.99
195470.42107.11115.78237.051200.561457.661230.51439.55300.18197.68179.8134.44472.56
195599.1285.2382.48145.27571.691403.39847.5305.66176.57210.69207.58148.67356.99
1956126.2393.02130.88480.161361.51478.34723.54299.58176.53162.73121.69103.4438.13
195765.9880.44114.05206.791283.67939.75402.01218.35148.22135.08114.8388.08316.44
195877.4185.82105.41219.011118.58826.76446.76219.3170.66157.86136.41121.12307.09
1959119.7887.83108.44345.55910.441646.82842.02340.2445.24335.05248.2187.71468.11
1960113.41127.49180.38444.77675.131188.09674.31285.65191.41143.26131.790.61353.85
196187.35128.11122.76233.911165.381742.91480.02260.65188.09195.23132.1997.64402.85
196286.47117.6895.63391.57719.071061.23508.06266.44165.74151.94153.19130.38320.62
196385.44142.06119214.23729.391144.48739.62285.88186.51146.77134.7594.41335.21
196484.7175.277.13169.51743.991546.96697.69290.2215.6231.79161.29115.83367.49
1965110.15115.29123363.43812.151383.19671.84316.68219.8194.96160.56113.58382.05
1966103.2999.75109.86332.54986.081275.59680.61266.33168.15128.86117.74109.71364.88
196797.65106.5898.5169.76831.521931.97842.02291.01166.21141.23129.4890.61408.04
196896.86112.22141.83138.9712.31238.02663.07281.64222.81197.2166.35108.68339.99
1969100.3885.09108.35545.951208.861370.83726.38263.83173.58168.15121.9889.13413.54
197069.0688.4689.53120.95662.051001.38382.93192.61150.58132.92101.0787.34256.57
197193.65161.3499.76297.681236.91381.59748.66342.18188.48141.49119.6884.59408
197278.41103.1213.23222.78633.39942.58596.66382.8598.56914.82706.6108.63458.46
1973100.595.73103.65110.08110.76133.18161.74301.8550.48287.64232.5986.09189.52
1974307.57523.86339.85408.94559.67622.97533.12364.62337.6665.4529.34394.06465.58
1975453.35613.27314.72162.1296.78188.9112.489.88234.79342.45497.34576.84323.57
1976735.24491.45387.12249.19193.84174.6445.89546.52324.62463.39432.09411.97404.66
1977356.59281.23282.58261.02164.84120.33306.25225.81196.34294.59471.15235.47266.35
1978304.14267.48145.75135.86170.57254.98371.57275.8310.42364.59569.74575.57312.21
1979474.34151.88135.76139.54174.22139.49108.31166.49219.96372.19564.83445.02257.67
1980325.38198.3118.41151.42155.11468.3308.57222.24219.84413.89469.98529.67298.43
1981567.86513.45215.04124.73159.72447.24796.16401.1268.97372.41396.04565.65402.36
1982545.77429.87280.46264.83429.06222.72270.65291.86243.79384.75578.8476.3368.24
1983567.71469.51217.67167.42223.75153.31325.66286.41286.79360.8343.3597.4333.31
1984537.61222.84135.78146.22151.71157.83296.09348.98263.68366.59458.68597.49306.96
1985564.18194.33123.8154.21160.31134.86148.93192.47320.49529.53555.49376.36287.91
1986484.88141.44205.26178.28145.02331.88452.69254.94445.5695.96610.37185.83344.34
1987318.54260.75144.33149.4140.97126.25237.21263.99377579.49351.51258.82267.36
1988546.75415.09143.29147.69128.76113.6597.94119.4484.55445.96478.08507.73302.41
1989252.54245.12113.29169.34152.05137.12147.95479.25255.63482.4482.19533.54287.54
1990183.05638.75378.74262.79168476.59505.04306.19273.42552.57331.83714.36399.28
1991-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999
                           
Avg168.32152.05133.21268.85705.98934.78548.86279.05227.79242.71221.29186.86339.15
                           
Std Dev158.87 131.64 67.28 133.22 355.99 481.71 245.76 77.53 94.35 156.48 157.52 164.63 69.47
                           
 JanFebMarAprMayJunJulAugSepOctNovDecAvg Annual

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