Results
| Country: | U.S.A.
| | Station: | SPENCER, NEBR. | | River: | NIOBRARA RIVER | | Area: | 31337.14 | | Lat: | 42.81 | | Lon: | -98.65 | | Source: | USGS | | PointID: | 6465000 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1904 | | Ending Year: | 1994 | | Total Years: | 91 | | Total Usable Years: | 67 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
|---|
| 1904 | 1.13 | 1.13 | 2.47 | 37.72 | 29.55 | 11.9 | 6.13 | 2.49 | 2.41 | 2.64 | 2.58 | 1.7 | 8.49 |
| 1905 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1906 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1907 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1908 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1909 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1910 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1911 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1912 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1913 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1914 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1915 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1916 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1917 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1918 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1919 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1920 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1921 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1922 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1923 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1924 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1925 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1926 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1927 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1928 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1929 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1930 | 0.49 | 1.75 | 23.74 | 19.13 | 7.62 | 3.51 | 1.35 | 0.76 | 0.67 | 0.65 | 0.93 | 0.65 | 5.1 |
| 1931 | 0.36 | 1.45 | 3.47 | 6.46 | 2.4 | 3.32 | 0.88 | 0.61 | 0.52 | 0.59 | 1.12 | 0.98 | 1.85 |
| 1932 | 0.72 | 0.59 | 6.34 | 15.61 | 4.07 | 3.63 | 1.69 | 0.86 | 0.6 | 0.6 | 0.98 | 0.59 | 3.02 |
| 1933 | 0.45 | 0.44 | 11.77 | 11.37 | 5.01 | 1.93 | 1.12 | 0.5 | 0.34 | 0.34 | 0.49 | 0.38 | 2.85 |
| 1934 | 0.28 | 0.38 | 1.84 | 5.68 | 1.59 | 0.71 | 0.42 | 0.27 | 0.25 | 0.48 | 0.46 | 0.28 | 1.05 |
| 1935 | 0.26 | 0.43 | 3.37 | 5.05 | 3.01 | 2.64 | 3.07 | 3.87 | 0.97 | 0.75 | 0.51 | 0.55 | 2.04 |
| 1936 | 0.46 | 0.41 | 1.5 | 8.74 | 5.67 | 1.56 | 0.64 | 0.21 | 0.24 | 0.28 | 0.35 | 0.21 | 1.69 |
| 1937 | 0.22 | 0.15 | 1.04 | 5.53 | 2.88 | 2.92 | 1.04 | 0.63 | 0.6 | 0.38 | 0.47 | 0.32 | 1.35 |
| 1938 | 0.34 | 0.37 | 2.65 | 3.29 | 2 | 1.12 | 0.55 | 1.16 | 0.48 | 0.34 | 0.43 | 0.34 | 1.09 |
| 1939 | 0.32 | 0.29 | 2.97 | 7.33 | 1.75 | 1.57 | 0.76 | 0.32 | 0.26 | 0.35 | 0.49 | 0.43 | 1.4 |
| 1940 | 0.18 | 0.16 | 0.19 | 5.95 | 3.44 | 1.25 | 0.42 | 0.31 | 0.25 | 0.31 | 0.45 | 0.37 | 1.11 |
| 1941 | 0.36 | 0.36 | 0.92 | 29.4 | 6.52 | 6.19 | 3.2 | 1.37 | 1.5 | 2.09 | 1.85 | 1.45 | 4.6 |
| 1942 | 0.69 | 0.64 | 1.31 | 18.81 | 11.49 | 8.45 | 3.11 | 2.19 | 3.09 | 1.82 | 1.6 | 1.03 | 4.52 |
| 1943 | 0.94 | 1.03 | 7.62 | 46.89 | 10.51 | 21.77 | 7.7 | 3.74 | 1.78 | 1.16 | 1.68 | 1.19 | 8.83 |
| 1944 | 0.78 | 0.9 | 1.1 | 6.29 | 7.4 | 7.1 | 5.16 | 4.67 | 5.25 | 2.23 | 2.62 | 1.72 | 3.77 |
| 1945 | 1.26 | 1.33 | 15.66 | 12.92 | 5.34 | 4.53 | 2.23 | 1.79 | 1.07 | 1.05 | 1.07 | 0.75 | 4.08 |
| 1946 | 0.82 | 0.72 | 9.42 | 19.47 | 4.29 | 3.25 | 2.51 | 2.1 | 1.19 | 2.17 | 1.65 | 1.18 | 4.06 |
| 1947 | 1.08 | 1.14 | 2.03 | 36.15 | 6.75 | 6.55 | 3.23 | 1.64 | 0.91 | 0.97 | 1.83 | 1.35 | 5.3 |
| 1948 | 0.91 | 0.85 | 1.12 | 41.06 | 46.11 | 7.71 | 4.24 | 2.93 | 1.54 | 0.98 | 1.49 | 1.1 | 9.17 |
| 1949 | 0.79 | 0.63 | 3.36 | 32.77 | 14.7 | 5.49 | 3.92 | 2.42 | 0.77 | 0.94 | 1.2 | 1.28 | 5.69 |
| 1950 | 0.83 | 0.78 | 3.7 | 43.66 | 75.15 | 50.55 | 12.57 | 5.35 | 1.75 | 1.49 | 1.84 | 1.54 | 16.6 |
| 1951 | 1.42 | 1.42 | 1.92 | 20.07 | 15.67 | 5.43 | 3.75 | 1.75 | 1.95 | 1.78 | 2.61 | 1.56 | 4.94 |
| 1952 | 1.29 | 1.64 | 1.93 | 27.48 | 3.53 | 2.12 | 6.34 | 1.23 | 1.13 | 1.24 | 1.33 | 1 | 4.19 |
| 1953 | 0.95 | 1.22 | 3.66 | 3.06 | 4.46 | 13.44 | 8.1 | 1.86 | 0.97 | 1.21 | 1.55 | 1.67 | 3.51 |
| 1954 | 2.06 | 3.16 | 4.07 | 6.8 | 3.31 | 2.84 | 9.67 | 2.31 | 2.02 | 1.82 | 2.8 | 2.63 | 3.62 |
| 1955 | 2.29 | 1.43 | 1.64 | 10.66 | 3.12 | 7.97 | 8.35 | 3.8 | 0.9 | 1.08 | 0.7 | 0.55 | 3.54 |
| 1956 | 0.54 | 0.52 | 0.96 | 7.69 | 17.48 | 8.63 | 3.5 | 1.52 | 0.81 | 0.77 | 1.23 | 1.58 | 3.77 |
| 1957 | 1.13 | 1.19 | 3.4 | 4.06 | 2.74 | 3.25 | 2.94 | 2.28 | 8.22 | 3.87 | 4.85 | 3.7 | 3.47 |
| 1958 | 3.13 | 2.7 | 5.69 | 5.51 | 2.76 | 2.22 | 3.72 | 1.66 | 1.11 | 1.09 | 1.27 | 1.17 | 2.67 |
| 1959 | 1.19 | 1.02 | 2.09 | 3.43 | 1.53 | 2.63 | 2.2 | 0.94 | 0.95 | 1.01 | 0.79 | 1.21 | 1.58 |
| 1960 | 1.14 | 1.23 | 1.65 | 30.35 | 5.41 | 5.86 | 2.41 | 1.01 | 1.31 | 0.93 | 1.32 | 1.69 | 4.53 |
| 1961 | 1.96 | 1.79 | 4.2 | 2.69 | 2.36 | 1.35 | 0.92 | 0.67 | 0.86 | 1.27 | 0.93 | 0.72 | 1.64 |
| 1962 | 0.69 | 1 | 1.85 | 21.89 | 9.01 | 11.87 | 31.07 | 7.76 | 2.93 | 2.27 | 2.57 | 2.75 | 7.97 |
| 1963 | 1.94 | 1.72 | 3.06 | 6.57 | 3.52 | 3.58 | 1.71 | 1.33 | 1.07 | 1.01 | 1.3 | 1.31 | 2.34 |
| 1964 | 0.9 | 1.4 | 1.58 | 5.6 | 2.76 | 3.02 | 7.96 | 1.59 | 1.64 | 1.46 | 2.23 | 1.68 | 2.65 |
| 1965 | 1.84 | 1.89 | 2.13 | 39.9 | 16.52 | 7.98 | 5.11 | 7.83 | 2.85 | 5.49 | 4.03 | 4.01 | 8.3 |
| 1966 | 3.35 | 2.84 | 25.12 | 42.06 | 14.82 | 9.34 | 6.13 | 7.84 | 3.05 | 2.17 | 1.46 | 2.56 | 10.06 |
| 1967 | 2.71 | 2.68 | 9.74 | 28.1 | 22.58 | 7.72 | 2.86 | 1.51 | 1.28 | 1.01 | 1.19 | 1.49 | 6.91 |
| 1968 | 1.57 | 1.64 | 4.61 | 7.74 | 6.25 | 9.72 | 3.26 | 1.33 | 1.34 | 1.41 | 2.01 | 1.85 | 3.56 |
| 1969 | 1.9 | 4.95 | 8.06 | 50.67 | 31.82 | 7.99 | 9.18 | 2.56 | 1.72 | 1.81 | 1.77 | 1.76 | 10.35 |
| 1970 | 1.96 | 2.45 | 5.59 | 17.9 | 14.29 | 16.94 | 5.8 | 1.65 | 1.15 | 1.12 | 1.6 | 1.41 | 5.99 |
| 1971 | 1.57 | 1.77 | 10.15 | 17.86 | 14.75 | 8.88 | 9.34 | 1.93 | 1.94 | 2.44 | 3.72 | 4.76 | 6.59 |
| 1972 | 4.31 | 3.07 | 11.6 | 28.81 | 14.52 | 12.55 | 3.23 | 2.35 | 1.55 | 1.62 | 1.72 | 1.58 | 7.24 |
| 1973 | 1.67 | 2.66 | 7.58 | 4.39 | 2.11 | 1.74 | 0.97 | 0.91 | 1.36 | 1.62 | 1.47 | 1.69 | 2.35 |
| 1974 | 1.18 | 3.49 | 8.87 | 26.74 | 24.37 | 21.15 | 2.94 | 1.8 | 1.22 | 1.13 | 1.63 | 1.58 | 8.01 |
| 1975 | 1.96 | 2.14 | 3.24 | 20.8 | 33.29 | 16.69 | 38.45 | 6.06 | 3.06 | 2.92 | 3.26 | 3.14 | 11.25 |
| 1976 | 3.05 | 5.97 | 9.34 | 18.64 | 9.37 | 3.06 | 1.74 | 0.84 | 0.21 | 0.78 | 0.54 | 0.26 | 4.48 |
| 1977 | 0.24 | 0.46 | 2.37 | 3.14 | 3.33 | 1.14 | 1.17 | 0.63 | 1.04 | 1.71 | 1.66 | 1.69 | 1.55 |
| 1978 | 1.31 | 2.61 | 12.04 | 31.21 | 8.92 | 4.08 | 2.94 | 1.35 | 3.45 | 2.25 | 2.32 | 1.32 | 6.15 |
| 1979 | 1.23 | 1.42 | 3.4 | 45.06 | 58.52 | 11.42 | 5.91 | 4.66 | 2.36 | 2.06 | 6.82 | 1.93 | 12.07 |
| 1980 | 1.28 | 1.42 | 4.17 | 12.39 | 1.87 | 2.55 | 1.84 | 1.24 | 3.93 | 3.82 | 4.15 | 2.1 | 3.4 |
| 1981 | 1.08 | 1.3 | 3.16 | 6.53 | 3.18 | 3.99 | 5.28 | 1.75 | 1.01 | 4.59 | 5.34 | 1.12 | 3.19 |
| 1982 | 0.69 | 0.88 | 3.82 | 35.88 | 11 | 7.1 | 5.42 | 3.32 | 1.05 | 4.46 | 6.62 | 5.28 | 7.13 |
| 1983 | 4.17 | 2.58 | 30.21 | 30.73 | 8.49 | 8.84 | 11.89 | 1.7 | 2.73 | 3.53 | 5.54 | 4 | 9.53 |
| 1984 | 3.99 | 3.21 | 7.79 | 39.22 | 15.57 | 7.45 | 2.67 | 0.82 | 1.34 | 3 | 2.66 | 2.19 | 7.49 |
| 1985 | 2.05 | 1.45 | 5.43 | 7.78 | 6.42 | 4.02 | 1.76 | 1.45 | 1.93 | 1.82 | 2.08 | 4.09 | 3.36 |
| 1986 | 4.56 | 4.73 | 13.77 | 20.38 | 21.98 | 5.39 | 3.94 | 4.35 | 3.28 | 2.93 | 3.02 | 6.43 | 7.9 |
| 1987 | 4.98 | 3.31 | 31.81 | 49.76 | 10.25 | 7.12 | 2.34 | 10.05 | 2.75 | 3.36 | 3.48 | 3.86 | 11.09 |
| 1988 | 3.69 | 4.09 | 7.89 | 4.31 | 2.59 | 1.85 | 0.76 | 0.6 | 0.78 | 0.98 | 1.11 | 0.89 | 2.46 |
| 1989 | 1.2 | 1.41 | 3.18 | 21.08 | 2.8 | 2.46 | 1.16 | 1.07 | 1.5 | 1.65 | 2.05 | 0.88 | 3.37 |
| 1990 | 0.63 | 0.73 | 1.95 | 2.58 | 1.53 | 2.28 | 1.22 | 0.62 | 1.46 | 1.6 | 0.89 | 0.63 | 1.34 |
| 1991 | 0.68 | 0.92 | 1.94 | 1.85 | 1.82 | 1.5 | 1.81 | 0.77 | 0.97 | 0.53 | 0.78 | 1.63 | 1.27 |
| 1992 | 1.98 | 1.96 | 14.33 | 6.32 | 3.12 | 2.97 | 3.01 | 1.6 | 1.69 | 1.59 | 1.53 | 0.98 | 3.42 |
| 1993 | 1.98 | 2.89 | 7.01 | 22.14 | 7.32 | 9.71 | 36.01 | 62.82 | 15.07 | 6.95 | 4.53 | 6.38 | 15.23 |
| 1994 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 1.49 | 1.67 | 6.24 | 18.76 | 10.9 | 6.76 | 5.18 | 3.16 | 1.84 | 1.75 | 2.01 | 1.76 | 5.12 |
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| Std Dev | 1.15 |
1.22 |
6.65 |
14.25 |
13.4 |
7.2 |
7.2 |
7.73 |
2.09 |
1.29 |
1.47 |
1.39 |
3.46 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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