Results

Country:U.S.A.
Station:ROCK ISLAND DAM, WA
River:COLUMBIA RIVER
Area:231532.28
Lat:47.33
Lon:-120.07
Source:USGS
PointID:12462600
Area Units:km2
Discharge Units:m3/sec
Starting Year:1961
Ending Year:1993
Total Years:33
Total Usable Years:31
Discharge in the Average Year
Average Discharge Over All Years

YearJanFebMarAprMayJunJulAugSepOctNovDecAvg Annual
1961-9999-9999-9999-9999-999913139.15566.572808.861899.791834.761798.411619.28-9999
19621986.572181.621727.343220.595266.967753.195563.833496.331959.731874.42031.742288.293279.22
19632376.712396.532162.62833.784329.587703.1757523030.012008.711903.081790.011798.133173.69
19641707.792159.221867.281920.084739.3510974.78416.543769.272337.952484.52101.592019.183708.12
19652255.952880.042489.893262.026839.018911.366144.793688.522175.51851.481962.372027.043707.33
19661976.532233.22139.42263.945384.87795.676480.943152.692215.91950.041844.762074.453292.69
19672158.4922242563.692625.933956.0712112.18062.123555.152361.542158.582163.422480.113868.43
19682250.842112.743222.932917.973688.617773.026468.153302.862592.522161.042264.892530.633440.52
19692895.923196.792978.775152.756627.096645.065306.242854.542094.512297.62627.352735.513784.34
19702516.832178.992399.552628.383747.715238.653421.242865.132166.532156.292018.442158.392791.34
19712082.212649.263763.153464.117630.978459.235887.23701.032082.532125.882372.112826.583920.35
19722643.533013.224297.794518.177032.6611241.86886.514450.342781.962295.52392.132942.234541.32
19732659.882745.842808.322862.282261.712462.822990.182829.232075.352124.321839.852657.322526.42
19744055.364194.963389.914242.835596.727465.315988.593770.642957.432687.12632.632749.674144.26
19752891.993271.123808.183385.34567.2645263352.922753.691941.72349.42909.953052.573234.17
19763354.564026.873984.483874.95484.364799.735398.55714.553473.932937.112788.372793.614052.58
19773160.182663.312675.042014.942702.992310.952167.532250.652293.961907.652372.962336.72404.74
19782968.172981.072714.873884.154261.253688.13463.442637.412996.032808.682942.422773.513176.59
19793457.413039.732670.572912.213582.372838.682572.462464.222111.882232.382815.372697.972782.94
19803045.082752.222372.872211.093657.924634.553160.452552.731970.671989.592469.623342.782846.63
19814315.153766.263045.272809.994170.826787.595182.013895.872304.912403.572456.52784.753660.22
19823303.683528.15236.824414.625155.525547.35073.313503.182363.052251.292812.352585.163814.53
19833182.14176.255666.144567.534738.994014.413926.933522.732284.432016.812487.553268.63654.37
19843103.363827.193099.163753.143843.994016.773530.312901.031984.642236.132168.522820.193107.04
19854059.473964.383112.132683.793742.682961.772200.691824.981835.72445.583159.333512.772958.61
19862308.842737.553415.34048.393795.763718.023292.992724.742084.8921912624.232857.282983.25
19873460.342718.532239.512615.454190.923287.62372.142368.032181.642602.152299.062962.872774.85
19883253.712858.6524942096.973205.583024.542314.782233.022398.92-9999-9999-9999-9999
1989-9999-9999-9999-9999-9999-9999-9999-9999-99992264.172816.63051.29-9999
19903398.313766.163835.773883.874040.25935.244129.993076.322033.822132.363339.144141.593642.73
19914203.164010.94604.714780.855014.855157.474384.573795.942302.082534.742707.582715.423851.02
19923072.392423.542928.622594.313717.754088.792517.22447.962056.851884.632370.043197.632774.98
19932962.322599.41654.721531.574042.023192.183015.212203.062018.06-9999-9999-9999-9999
                           
Avg2937.643008.963076.413225.034548.926006.44530.953129.522260.852228.772431.592703.273375.77
                           
Std Dev672.23 659.84 950.77 917.21 1222.16 2899.86 1721.28 759.63 352.71 279.82 400.55 512.88 520.69
                           
 JanFebMarAprMayJunJulAugSepOctNovDecAvg Annual

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