Results
| Country: | U.S.A.
| | Station: | SANDY RIVER NR LIBBY, MN | | River: | MISSISSIPPI RIVER | | Area: | 13104.62 | | Lat: | 46.79 | | Lon: | -93.32 | | Source: | USGS | | PointID: | 5220500 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1934 | | Ending Year: | 1984 | | Total Years: | 51 | | Total Usable Years: | 50 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
|---|
| 1934 | 11065.5 | 6731.36 | 13622.3 | 18267.3 | 10376.8 | 5794.6 | 4843.12 | 4175.39 | 4711 | 5002.97 | 4820.5 | 9562.93 | 8247.81 |
| 1935 | 10931.3 | 17356.3 | 18972.4 | 28758.7 | 27047.3 | 28754 | 25980.4 | 10977 | 7253.87 | 3654.72 | 6501.58 | 9027.64 | 16267.9 |
| 1936 | 10779.6 | 10423.6 | 15589 | 22723.4 | 17399.4 | 7204.79 | 5237.73 | 3391.28 | 3113.55 | 6560.41 | 8762.22 | 6676.42 | 9821.78 |
| 1937 | 18459.9 | 37853.8 | 31118.6 | 15920.8 | 19638.3 | 14036.7 | 9817.78 | 6414.26 | 5718.15 | 4347.12 | 7025.45 | 6079.02 | 14702.5 |
| 1938 | 13376.6 | 19238.4 | 23991.8 | 28351.9 | 20088.6 | 19891.8 | 13163.8 | 11948.9 | 6409.08 | 6587.81 | 4845.98 | 6144.79 | 14503.3 |
| 1939 | 8570 | 20326.6 | 30049.8 | 27880 | 23388 | 11620.3 | 11091.1 | 6619.78 | 4063.49 | 2717.52 | 2738.73 | 2923.96 | 12665.8 |
| 1940 | 3502.17 | 6215.09 | 13817.8 | 15123.2 | 18839 | 9881.69 | 10170.4 | 6750.41 | 6071.17 | 3231.79 | 4026.68 | 8534.38 | 8846.98 |
| 1941 | 10643.5 | 10528.9 | 9435.96 | 12127.2 | 13136.3 | 11786.5 | 10048 | 5378.4 | 6226.91 | 11818.2 | 17239.4 | 9443.26 | 10651 |
| 1942 | 10147.5 | 13279.7 | 18668.2 | 24145.9 | 20061.2 | 16288.9 | 18535.8 | 9709.08 | 9189.81 | 7881.26 | 9177.54 | 12323.4 | 14117.4 |
| 1943 | 22787.9 | 15240.6 | 15190.7 | 25176.7 | 23688.5 | 32448.4 | 16224.7 | 8006.4 | 5291.5 | 4105.96 | 4758.2 | 4179.04 | 14758.2 |
| 1944 | 6165.8 | 8395.5 | 22685.6 | 29023 | 33305.4 | 19908.7 | 11934.2 | 6359.45 | 6571.43 | 6053.44 | 4377.81 | 6618.87 | 13449.9 |
| 1945 | 17192.1 | 12418 | 33003.9 | 41654.3 | 34720.3 | 26323.5 | 21020.3 | 8869.62 | 5920.14 | 12896.1 | 7581.4 | 10116.5 | 19309.7 |
| 1946 | 20696.1 | 24176.7 | 23145 | 18365.5 | 16625.7 | 19067.7 | 13152.8 | 7672.99 | 5339.64 | 4940.86 | 10119.5 | 10332 | 14469.5 |
| 1947 | 15566.1 | 15267.9 | 10342.1 | 18727 | 22939.5 | 20206.1 | 16463.1 | 5762.97 | 4568.48 | 3650.15 | 5114.05 | 6429.79 | 12086.4 |
| 1948 | 9636.91 | 12575.7 | 24525.3 | 25389 | 19451.9 | 8186.44 | 12966.5 | 10654.5 | 4609.06 | 3750.63 | 6804.58 | 13537.3 | 12674 |
| 1949 | 21401.3 | 32746.6 | 28781.9 | 25899.7 | 15788.1 | 14574.8 | 12122.4 | 7736.93 | 6069.28 | 7339.58 | 8278.95 | 9115.33 | 15821.2 |
| 1950 | 26838.1 | 38855 | 33588.5 | 24478.2 | 22685.6 | 18973.3 | 13863.5 | 13631.4 | 13028.7 | 9310.81 | 7554.03 | 14971.5 | 19814.9 |
| 1951 | 16312.4 | 22340.1 | 27137.7 | 26356.5 | 22147.6 | 15193 | 21433.2 | 13479.8 | 10362.1 | 7647.42 | 10885 | 19245.5 | 17711.7 |
| 1952 | 22358.6 | 24090 | 20975.6 | 27239.1 | 21045.9 | 11311.7 | 7886.74 | 5908.21 | 4699.68 | 3411.74 | 3308.37 | 6770.5 | 13250.5 |
| 1953 | 7613.62 | 13038 | 18963.3 | 18937.5 | 21850.7 | 16143.5 | 9316.29 | 6804.3 | 4330.61 | 3200.73 | 2981.78 | 3831.93 | 10584.4 |
| 1954 | 6343.01 | 9378.99 | 8293.23 | 8934.96 | 14850 | 8939.68 | 6626.18 | 4844.95 | 4396.69 | 5337.3 | 6077.77 | 5070.57 | 7424.44 |
| 1955 | 10952.3 | 10754.4 | 20989.3 | 24524.4 | 13261.5 | 9974.19 | 7632.8 | 5590.32 | 3941.73 | 5597.63 | 4740.27 | 5625.95 | 10298.7 |
| 1956 | 3389.82 | 18267.4 | 22494.7 | 17013.8 | 12418.4 | 8438.47 | 6956.85 | 6670.94 | 4588.3 | 3442.8 | 3460.34 | 6050.7 | 9432.71 |
| 1957 | 8369.04 | 21994.2 | 16511.6 | 20813 | 22533.9 | 25488.1 | 17858 | 8545.34 | 5817.26 | 5986.76 | 12784.2 | 20329.8 | 15585.9 |
| 1958 | 17298.9 | 14716.8 | 13627.8 | 16945.8 | 24403.8 | 14675.8 | 14702 | 18440.8 | 8356.35 | 7505.83 | 5599.21 | 7218.09 | 13624.3 |
| 1959 | 6816.18 | 17758.8 | 17998.7 | 15765 | 12584.6 | 11068.2 | 6719.35 | 7003.43 | 4953.59 | 10347.6 | 7821.16 | 11557.9 | 10866.2 |
| 1960 | 16780.1 | 16447.3 | 15518.6 | 20079.6 | 16402.8 | 13148.5 | 12069.4 | 6427.96 | 5635.08 | 4665.91 | 5538.8 | 6466.32 | 11598.4 |
| 1961 | 8188.18 | 7759.87 | 24292.3 | 27393.9 | 25241.4 | 20132.4 | 9945.66 | 9302.59 | 7341.65 | 8223.8 | 9803.35 | 16709.8 | 14527.9 |
| 1962 | 17742 | 21819.3 | 26638.1 | 29770.6 | 17714.6 | 10818 | 7617.27 | 5800.42 | 5765.34 | 6544.88 | 6110.81 | 5980.37 | 13526.8 |
| 1963 | 7168.77 | 6350.09 | 15123.1 | 18279.6 | 8543.51 | 8696.15 | 6079.02 | 5388.45 | 4342.88 | 3631.88 | 3823.74 | 4615.67 | 7670.24 |
| 1964 | 5159.17 | 7217.91 | 17369.3 | 23765.5 | 22781.5 | 9552.27 | 8455.82 | 4812.98 | 4797.84 | 5521.81 | 4839.38 | 10263.5 | 10378.1 |
| 1965 | 12484.1 | 15017.1 | 17772.1 | 23685.3 | 17814.1 | 10971 | 8745.39 | 5944.74 | 7052.82 | 9988.59 | 6104.2 | 6147.53 | 11810.6 |
| 1966 | 11635.5 | 17546.4 | 19056.4 | 10351.8 | 20954.6 | 11088 | 5855.23 | 5238.64 | 4843.15 | 4696.97 | 5686.05 | 9307.16 | 10521.7 |
| 1967 | 8168.08 | 7960.11 | 13087 | 14175.5 | 17731 | 14414.3 | 13493.5 | 8122.41 | 5665.29 | 6091.81 | 8065.63 | 13649.7 | 10885.4 |
| 1968 | 17474.3 | 16817.4 | 11641 | 22427.1 | 15452.9 | 18729.8 | 8512.46 | 7819.15 | 5114.99 | 5578.45 | 6743.22 | 11171.5 | 12290.2 |
| 1969 | 12924.4 | 26043.6 | 15085.7 | 19691.6 | 19709.6 | 11194.7 | 14384.1 | 8774.62 | 6090.99 | 7458.33 | 7367.14 | 7731.45 | 13038 |
| 1970 | 12697 | 12191.5 | 14991.6 | 18467.4 | 24119.7 | 15173.2 | 8022.84 | 6783.29 | 6034.35 | 10105.5 | 10752 | 9253.26 | 12382.6 |
| 1971 | 13641.5 | 13635.7 | 24486.9 | 12710.6 | 12192.8 | 9624.95 | 7365.16 | 7521.36 | 6107.03 | 5695.37 | 6121.19 | 12756.3 | 10988.2 |
| 1972 | 15854.8 | 12100.2 | 17035 | 15189.2 | 21208.5 | 8491.32 | 9925.57 | 8690.58 | 7067.92 | 8568.18 | 16722.1 | 22205.1 | 13588.2 |
| 1973 | 23831 | 24272.7 | 22068.1 | 36368.5 | 38894.8 | 27658.2 | 12497.8 | 8800.19 | 6351.5 | 10529.3 | 10259.2 | 23397.2 | 20410.7 |
| 1974 | 27502.2 | 30684.5 | 23456.5 | 22413.8 | 16317 | 22032.5 | 13357.4 | 6765.02 | 9197.36 | 6407.86 | 10763.3 | 14084.5 | 16915.2 |
| 1975 | 17249.6 | 22950.9 | 26935.9 | 32772.2 | 26116.5 | 19103.6 | 12232.9 | 8168.08 | 7387.9 | 8787.4 | 9195.47 | 10869.2 | 16814.1 |
| 1976 | 15961.7 | 13514 | 18387.8 | 14726.7 | 12409.2 | 10736.9 | 11041.8 | 6730.31 | 4604.34 | 6170.37 | 6688.47 | 6227 | 10599.9 |
| 1977 | 6347.58 | 5975.9 | 16897 | 19014.9 | 10416.1 | 6183.49 | 7853.86 | 6593.29 | 7817.38 | 10616.1 | 12929.5 | 18782.4 | 10785.6 |
| 1978 | 14759.5 | 15021.2 | 15083.8 | 24264.8 | 21695.4 | 14492.6 | 9717.3 | 8244.81 | 7125.5 | 6144.79 | 6098.54 | 17856.2 | 13375.4 |
| 1979 | 22176.8 | 19105.9 | 30531.2 | 34716.6 | 31726.9 | 20101.3 | 12232.9 | 12076.7 | 12558.6 | 11956.2 | 10607.5 | 15946.1 | 19478.1 |
| 1980 | 14644.5 | 12250.5 | 16295.1 | 28666.2 | 17180.2 | 13447.7 | 9815.95 | 7575.25 | 7862.69 | 6309.21 | 6169.33 | 7408.09 | 12302.1 |
| 1981 | 4709.76 | 7750.77 | 11815.5 | 9624 | 13483.5 | 20910.2 | 13577.5 | 10468.2 | 7621.99 | 6281.81 | 8819.8 | 7984.48 | 10254 |
| 1982 | 12800.2 | 24600.4 | 22649 | 22738.6 | 14361.3 | 19349 | 13753.8 | 9577.54 | 8726.36 | 7125.84 | 8075.06 | 27631.9 | 15949.1 |
| 1983 | 28200.1 | 21017.3 | 19134.1 | 26392.4 | 35241 | 31452.6 | 13207.6 | 7672.08 | 5547.3 | 5804.98 | 9107.69 | 22174.9 | 18746 |
| 1984 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 13706.3 | 16640.4 | 19777.4 | 22124.6 | 20039.7 | 15473.7 | 11510.5 | 7892.91 | 6325.24 | 6584.65 | 7475.52 | 10806.7 | 13196.5 |
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| Std Dev | 6301.53 |
7785.77 |
6172.17 |
6893.37 |
6616.56 |
6527.12 |
4327.85 |
2677.96 |
2001.9 |
2501.5 |
3137.01 |
5699.33 |
3183.19 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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