Results

Country:U.S.A.
Station:HELENA, ARK.
River:MISSISSIPPI RIVER
Area:0.00
Lat:34.52
Lon:-90.58
Source:USGS
PointID:7047970
Area Units:km2
Discharge Units:m3/sec
Starting Year:1934
Ending Year:1990
Total Years:57
Total Usable Years:52
Discharge in the Average Year
Average Discharge Over All Years

YearJanFebMarAprMayJunJulAugSepOctNovDecAvg Annual
19348806.594297.116198.214720.16259.884755.374238.424602.884191.864506.975249.978223.87170.93
193513199.414245.523613.628886.220922.623892.915278.410010.55912.593175.166879.147683.9514475
193611923.310091.620088.633209.210106.45712.484369.952715.333270.335305.337935.376101.8610069.2
193727960.847238.816974.712704.921970.311925.29496.245720.954711.954330.675878.616487.3314616.7
19381002616556.32034925518.312998.417845.413610.411516.86833.835978.545724.755552.8712709.2
19398812.9827352.233688.126683.116775.5105509800.426309.213222.382464.862883.713092.4912636.2
19403164.297989.114715.717585.815286.69608.97444.635417.684978.132909.83778.96001.388240.08
19418158.957892.357029.9212320.78188.1810705.78554.474249.386088.1510532.112410.47038.158597.37
19428419.2815468.219870.322299.612113.314917.416642.29121.737871.187548.769577.7512431.213023.4
194323668.417099.418928.524197.825152.828661.515547.99019.425580.344147.075108.394082.2215099.5
19445920.088316.4124478.730030.228555.415050.511258.36005.946347.736228.834877.136469.9812794.9
194516127.911588.737100.834801.623709.624178.9136897814.586154.2310662.79327.6211436.417216
194627183.421967.921728.316164.315431.815589.511064.68150.735452.915926.4710813.38847.6914026.7
19471905015476.21158825312.623880.426467207297171.515800.274354.426199.536619.7814387.4
19489048.651716526808.933008.217245.18108.1110198825.774528.834094.098230.8116365.413704
194925093.431735.325610.422833.911388.912506.712200.16846.326354.337795.47066.0412636.715172.3
195034387.842000.227492.224260.122139.318212.613586.710855.511965.87951.69859.0417996.820059
195120095.924814.829846.129744.221537.41544524339.811580.711921.58341.6413054.121838.819380
195224121.528200.825482.629861.220802.912154.69341.877298.485167.853743.323932.296416.0814710.3
19539632.3513999.720150.717623.619173.312027.28907.076701.084341.943394.393223.424118.7510274.5
19548326.118383.869414.0311190.912842.29503.188027.415468.835405.727841.076173.16617.048266.12
195512126.11312928160.822913.212347.19842.997651.075339.123815.245622.296099.485767.5311067.8
19563604.4822851.824052.119330.113460.610546.28933.568380.925436.863958.94121.078188.1811072.1
19579835.1326234.713318.122088.217065.117445.2137526732.145101.785077.8813764.919305.814143.4
195815881.313086.515101.217229.923380.711951.717168.319389.87903.276220.616090.046782.3813348.8
195910211.521656.417776.716430.513292.510189.46739.456338.445014.949134.528086.3914069.911578.4
196017147.316180.714428.926232.917291.614115.113700.96275.416276.944879.665963.565416.7712325.8
19617569.778648.8230537.625255.931733.315505.59002.989194.88593.278341.6411858.21586315175.4
196216277.722841.734352.232909.114055.313017.39338.226387.776440.236602.437542.716347.5814676
19638089.537306.82548818921.410966.98983.16062.585436.864279.643352.373701.984349.868911.59
19645873.498323.2423495.822496.9158318833.966767.764520.674549.65118.984894.1210783.310124.1
19651393216625.119339.629677.217843.412237.710214.25630.5210340.411001.67101.96824.413397.3
196611611.81562813616.813307.122637.29992.126285.466003.24994.175274.276895.191303410773.3
19678705.1910845.420361.817292.223172.414438.814803.48843.135838.026928.539634.3918201.413255.4
196815724.217251.912869.620510.913283.418045.59352.839776.675044.26533.018270.459800.4212205.3
196913957.526392.411814.623362.519678.51186219830.19882.636703.589261.488311.048343.4714116.7
197012929.916743.415897.721755.925602.2159348004.587799.057790.9511086.61199711568.913925.8
19711454417791.226807.113368.515565.2112408744.478232.946954.666143.887469.0813748.412550.8
197217102.614613.523123.121691.825105.39760.8711796.310392.38442.2410256.219933.326883.816591.8
197323942.525197.128444.941465.537772.124000.513555.69995.96557.2713115.311190.921928.321430.5
197433554.733009.525769.425062.419893.22607912807.57365.1610336.76584.1610315.914178.618746.3
197521804.125381.136035.734958.325838.814290.711324.17178.829298.3611017.19632.513443.318350.2
197617065.11637820368.115169.412120.69251.168854.095754.754262.656624.357081.147030.8410830
19776153.925996.1218562.218336.210310.15813.488537.128283.189803.341289716260.622959.611992.7
197815888.613996.721065.126377.323697.71297211950.79238.658451.686845.416816.8521700.914916.8
197921734.716359.137579.439766.524567.315027.8118731436415585.713140.914427.518510.220244.7
198015892.210228.321954.830378.513315.413800.893309487.118337.476463.586258.067462.912742.4
19814348.039960.5112286.812813.416974.722357.215459.312672.38395.056681.98007.19026.7311581.9
198216004.626906.226539.423912.814294.620217.413617.710002.310945.57466.559858.0929160.117410.4
198322931.316118.417068.831497.941945.724361.113045.97226.315501.057103.9110603.823089.318374.5
198411547.916954.124697.934490.138903.919777.5164968986.5468487549.6816635.317909.118399.7
198519909.617358.331291.223534.314878.312609.68309.678257.66735.671060720632.726785.116742.4
1986-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999
1987-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999
1988-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999
1989-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999
1990-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999-9999
                           
Avg1478917728.321987.823759.51910214467.711393.48053.316743.856963.948608.431201013800.6
                           
Std Dev7320.3 8682.34 7196.09 7304.28 7474.64 5612.39 4036.54 2755.57 2443.36 2718.32 3953.35 6753.31 3290.66
                           
 JanFebMarAprMayJunJulAugSepOctNovDecAvg Annual

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